{ "type":"Feature", "properties":{ "fid":24474, "id":"2660975", "uri":"https://geoconnex.us/ref/mainstems/2660975", "featuretype":"['https://www.opengis.net/def/schema/hy_features/hyf/HY_FlowPath', 'https://www.opengis.net/def/schema/hy_features/hyf/HY_WaterBody']", "downstream_mainstem_id":"https://geoconnex.us/ref/mainstems/2659625", "encompassing_mainstem_basins":"['https://geoconnex.us/ref/mainstems/2659625', 'https://geoconnex.us/ref/mainstems/2659285', 'https://geoconnex.us/ref/mainstems/2659132']", "name_at_outlet":"Little Creek", "name_at_outlet_gnis_id":1340067, "head_nhdpv2_comid":"https://geoconnex.us/nhdplusv2/comid/10644107", "outlet_nhdpv2_comid":"https://geoconnex.us/nhdplusv2/comid/10645265", "head_nhdpv2huc12":"", "outlet_nhdpv2huc12":"", "lengthkm":27.4, "outlet_drainagearea_sqkm":88.1, "head_rf1id":null, "outlet_rf1id":null, "head_nhdpv1_comid":10644107, "outlet_nhdpv1_comid":10645265, "head_2020huc12":"", "outlet_2020huc12":"", "superseded":false, "new_mainstemid":"", "datasets":[ { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293805099290101", "siteName":"USGS-293805099290101", "datasetDescription":"Sodium at USGS-293805099290101", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293805099290101/", "variableMeasured":"Sodium", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293805099290101&CharacteristicName=Sodium&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4839357 29.63494893)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293805099290101", "siteName":"USGS-293805099290101", "datasetDescription":"pH at USGS-293805099290101", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293805099290101/", "variableMeasured":"pH", "variableUnit":"None", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293805099290101&CharacteristicName=pH&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4839357 29.63494893)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293805099290101", "siteName":"USGS-293805099290101", "datasetDescription":"Nitrate at USGS-293805099290101", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293805099290101/", "variableMeasured":"Nitrate", "variableUnit":"mg/l as N", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293805099290101&CharacteristicName=Nitrate&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4839357 29.63494893)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293805099290101", "siteName":"USGS-293805099290101", "datasetDescription":"Nitrite at USGS-293805099290101", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293805099290101/", "variableMeasured":"Nitrite", "variableUnit":"mg/L", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293805099290101&CharacteristicName=Nitrite&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4839357 29.63494893)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293805099290101", "siteName":"USGS-293805099290101", "datasetDescription":"Potassium at USGS-293805099290101", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293805099290101/", "variableMeasured":"Potassium", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293805099290101&CharacteristicName=Potassium&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4839357 29.63494893)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293805099290101", "siteName":"USGS-293805099290101", "datasetDescription":"Sulfate at USGS-293805099290101", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293805099290101/", "variableMeasured":"Sulfate", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293805099290101&CharacteristicName=Sulfate&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4839357 29.63494893)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293805099290101", "siteName":"USGS-293805099290101", "datasetDescription":"Inorganic nitrogen (nitrate and nitrite) at USGS-293805099290101", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293805099290101/", "variableMeasured":"Inorganic nitrogen (nitrate and nitrite)", "variableUnit":"mg/l as N", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293805099290101&CharacteristicName=Inorganic nitrogen (nitrate and nitrite)&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4839357 29.63494893)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293805099290101", "siteName":"USGS-293805099290101", "datasetDescription":"Total dissolved solids at USGS-293805099290101", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293805099290101/", "variableMeasured":"Total dissolved solids", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293805099290101&CharacteristicName=Total dissolved solids&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4839357 29.63494893)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293805099290101", "siteName":"USGS-293805099290101", "datasetDescription":"Sulfide at USGS-293805099290101", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293805099290101/", "variableMeasured":"Sulfide", "variableUnit":"Unknown", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293805099290101&CharacteristicName=Sulfide&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4839357 29.63494893)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293805099290101", "siteName":"USGS-293805099290101", "datasetDescription":"Deuterium/Hydrogen ratio at USGS-293805099290101", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293805099290101/", "variableMeasured":"Deuterium/Hydrogen ratio", "variableUnit":"per mil", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293805099290101&CharacteristicName=Deuterium/Hydrogen ratio&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4839357 29.63494893)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293805099290101", "siteName":"USGS-293805099290101", "datasetDescription":"Radon-222 at USGS-293805099290101", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293805099290101/", "variableMeasured":"Radon-222", "variableUnit":"pCi/L", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293805099290101&CharacteristicName=Radon-222&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4839357 29.63494893)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293805099290101", "siteName":"USGS-293805099290101", "datasetDescription":"Carbon dioxide at USGS-293805099290101", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293805099290101/", "variableMeasured":"Carbon dioxide", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293805099290101&CharacteristicName=Carbon dioxide&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4839357 29.63494893)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293805099290101", "siteName":"USGS-293805099290101", "datasetDescription":"Chloride at USGS-293805099290101", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293805099290101/", "variableMeasured":"Chloride", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293805099290101&CharacteristicName=Chloride&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4839357 29.63494893)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293805099290101", "siteName":"USGS-293805099290101", "datasetDescription":"Bromide at USGS-293805099290101", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293805099290101/", "variableMeasured":"Bromide", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293805099290101&CharacteristicName=Bromide&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4839357 29.63494893)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293805099290101", "siteName":"USGS-293805099290101", "datasetDescription":"Silica at USGS-293805099290101", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293805099290101/", "variableMeasured":"Silica", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293805099290101&CharacteristicName=Silica&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4839357 29.63494893)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293805099290101", "siteName":"USGS-293805099290101", "datasetDescription":"Sodium, percent total cations at USGS-293805099290101", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293805099290101/", "variableMeasured":"Sodium, percent total cations", "variableUnit":"%", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293805099290101&CharacteristicName=Sodium, percent total cations&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4839357 29.63494893)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293805099290101", "siteName":"USGS-293805099290101", "datasetDescription":"Nitrogen, mixed forms (NH3), (NH4), organic, (NO2) and (NO3) at USGS-293805099290101", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293805099290101/", "variableMeasured":"Nitrogen, mixed forms (NH3), (NH4), organic, (NO2) and (NO3)", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293805099290101&CharacteristicName=Nitrogen, mixed forms (NH3), (NH4), organic, (NO2) and (NO3)&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4839357 29.63494893)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293805099290101", "siteName":"USGS-293805099290101", "datasetDescription":"Lead at USGS-293805099290101", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293805099290101/", "variableMeasured":"Lead", "variableUnit":"ug/l", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293805099290101&CharacteristicName=Lead&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4839357 29.63494893)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293805099290101", "siteName":"USGS-293805099290101", "datasetDescription":"Fluoride at USGS-293805099290101", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293805099290101/", "variableMeasured":"Fluoride", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293805099290101&CharacteristicName=Fluoride&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4839357 29.63494893)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293805099290101", "siteName":"USGS-293805099290101", "datasetDescription":"Oxygen-18/Oxygen-16 ratio at USGS-293805099290101", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293805099290101/", "variableMeasured":"Oxygen-18/Oxygen-16 ratio", "variableUnit":"per mil", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293805099290101&CharacteristicName=Oxygen-18/Oxygen-16 ratio&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4839357 29.63494893)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293805099290101", "siteName":"USGS-293805099290101", "datasetDescription":"Calcium at USGS-293805099290101", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293805099290101/", "variableMeasured":"Calcium", "variableUnit":"mg/L", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293805099290101&CharacteristicName=Calcium&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4839357 29.63494893)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293805099290101", "siteName":"USGS-293805099290101", "datasetDescription":"Organic carbon at USGS-293805099290101", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293805099290101/", "variableMeasured":"Organic carbon", "variableUnit":"mg/L", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293805099290101&CharacteristicName=Organic carbon&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4839357 29.63494893)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293805099290101", "siteName":"USGS-293805099290101", "datasetDescription":"Magnesium at USGS-293805099290101", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293805099290101/", "variableMeasured":"Magnesium", "variableUnit":"%", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293805099290101&CharacteristicName=Magnesium&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4839357 29.63494893)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293805099290101", "siteName":"USGS-293805099290101", "datasetDescription":"Ammonia and ammonium at USGS-293805099290101", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293805099290101/", "variableMeasured":"Ammonia and ammonium", "variableUnit":"Unknown", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293805099290101&CharacteristicName=Ammonia and ammonium&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4839357 29.63494893)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293805099290101", "siteName":"USGS-293805099290101", "datasetDescription":"Phosphorus at USGS-293805099290101", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293805099290101/", "variableMeasured":"Phosphorus", "variableUnit":"ppb", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293805099290101&CharacteristicName=Phosphorus&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4839357 29.63494893)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293805099290101", "siteName":"USGS-293805099290101", "datasetDescription":"Iodide at USGS-293805099290101", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293805099290101/", "variableMeasured":"Iodide", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293805099290101&CharacteristicName=Iodide&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4839357 29.63494893)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293805099290101", "siteName":"USGS-293805099290101", "datasetDescription":"Alkalinity at USGS-293805099290101", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293805099290101/", "variableMeasured":"Alkalinity", "variableUnit":"mg/l CaCO3", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293805099290101&CharacteristicName=Alkalinity&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4839357 29.63494893)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293805099290101", "siteName":"USGS-293805099290101", "datasetDescription":"Carbon-14 at USGS-293805099290101", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293805099290101/", "variableMeasured":"Carbon-14", "variableUnit":"pct modern", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293805099290101&CharacteristicName=Carbon-14&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4839357 29.63494893)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293805099290101", "siteName":"USGS-293805099290101", "datasetDescription":"Kjeldahl nitrogen at USGS-293805099290101", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293805099290101/", "variableMeasured":"Kjeldahl nitrogen", "variableUnit":"mg/L", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293805099290101&CharacteristicName=Kjeldahl nitrogen&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4839357 29.63494893)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293805099290101", "siteName":"USGS-293805099290101", "datasetDescription":"Tritium at USGS-293805099290101", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293805099290101/", "variableMeasured":"Tritium", "variableUnit":"pCi/L", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293805099290101&CharacteristicName=Tritium&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4839357 29.63494893)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293805099290101", "siteName":"USGS-293805099290101", "datasetDescription":"Hardness, non-carbonate at USGS-293805099290101", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293805099290101/", "variableMeasured":"Hardness, non-carbonate", "variableUnit":"mg/l CaCO3", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293805099290101&CharacteristicName=Hardness, non-carbonate&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4839357 29.63494893)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293805099290101", "siteName":"USGS-293805099290101", "datasetDescription":"Hardness, Ca, Mg at USGS-293805099290101", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293805099290101/", "variableMeasured":"Hardness, Ca, Mg", "variableUnit":"mg/l CaCO3", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293805099290101&CharacteristicName=Hardness, Ca, Mg&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4839357 29.63494893)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293805099290101", "siteName":"USGS-293805099290101", "datasetDescription":"Arsenic at USGS-293805099290101", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293805099290101/", "variableMeasured":"Arsenic", "variableUnit":"ppm", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293805099290101&CharacteristicName=Arsenic&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4839357 29.63494893)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293805099290101", "siteName":"USGS-293805099290101", "datasetDescription":"Carbon-13/Carbon-12 ratio at USGS-293805099290101", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293805099290101/", "variableMeasured":"Carbon-13/Carbon-12 ratio", "variableUnit":"per mil", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293805099290101&CharacteristicName=Carbon-13/Carbon-12 ratio&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4839357 29.63494893)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293805099290101", "siteName":"USGS-293805099290101", "datasetDescription":"Organic Nitrogen at USGS-293805099290101", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293805099290101/", "variableMeasured":"Organic Nitrogen", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293805099290101&CharacteristicName=Organic Nitrogen&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4839357 29.63494893)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293805099290101", "siteName":"USGS-293805099290101", "datasetDescription":"Iron at USGS-293805099290101", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293805099290101/", "variableMeasured":"Iron", "variableUnit":"%", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293805099290101&CharacteristicName=Iron&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4839357 29.63494893)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293805099290101", "siteName":"USGS-293805099290101", "datasetDescription":"Temperature, water at USGS-293805099290101", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293805099290101/", "variableMeasured":"Temperature, water", "variableUnit":"deg C", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293805099290101&CharacteristicName=Temperature, water&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4839357 29.63494893)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293805099290101", "siteName":"USGS-293805099290101", "datasetDescription":"Specific conductance at USGS-293805099290101", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293805099290101/", "variableMeasured":"Specific conductance", "variableUnit":"umho/cm", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293805099290101&CharacteristicName=Specific conductance&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4839357 29.63494893)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293805099290101", "siteName":"USGS-293805099290101", "datasetDescription":"Sulfur-34/Sulfur-32 ratio at USGS-293805099290101", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293805099290101/", "variableMeasured":"Sulfur-34/Sulfur-32 ratio", "variableUnit":"per mil", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293805099290101&CharacteristicName=Sulfur-34/Sulfur-32 ratio&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4839357 29.63494893)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-294157099291601", "siteName":"USGS-294157099291601", "datasetDescription":"Potassium at USGS-294157099291601", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-294157099291601/", "variableMeasured":"Potassium", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-294157099291601&CharacteristicName=Potassium&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4881029 29.6993914)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-294157099291601", "siteName":"USGS-294157099291601", "datasetDescription":"Sulfate at USGS-294157099291601", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-294157099291601/", "variableMeasured":"Sulfate", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-294157099291601&CharacteristicName=Sulfate&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4881029 29.6993914)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-294157099291601", "siteName":"USGS-294157099291601", "datasetDescription":"Carbon-14 at USGS-294157099291601", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-294157099291601/", "variableMeasured":"Carbon-14", "variableUnit":"pct modern", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-294157099291601&CharacteristicName=Carbon-14&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4881029 29.6993914)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-294157099291601", "siteName":"USGS-294157099291601", "datasetDescription":"Iron at USGS-294157099291601", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-294157099291601/", "variableMeasured":"Iron", "variableUnit":"%", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-294157099291601&CharacteristicName=Iron&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4881029 29.6993914)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-294157099291601", "siteName":"USGS-294157099291601", "datasetDescription":"Carbon-13/Carbon-12 ratio at USGS-294157099291601", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-294157099291601/", "variableMeasured":"Carbon-13/Carbon-12 ratio", "variableUnit":"per mil", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-294157099291601&CharacteristicName=Carbon-13/Carbon-12 ratio&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4881029 29.6993914)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-294157099291601", "siteName":"USGS-294157099291601", "datasetDescription":"Hardness, non-carbonate at USGS-294157099291601", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-294157099291601/", "variableMeasured":"Hardness, non-carbonate", "variableUnit":"mg/l CaCO3", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-294157099291601&CharacteristicName=Hardness, non-carbonate&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4881029 29.6993914)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-294157099291601", "siteName":"USGS-294157099291601", "datasetDescription":"Ammonia and ammonium at USGS-294157099291601", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-294157099291601/", "variableMeasured":"Ammonia and ammonium", "variableUnit":"Unknown", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-294157099291601&CharacteristicName=Ammonia and ammonium&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4881029 29.6993914)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-294157099291601", "siteName":"USGS-294157099291601", "datasetDescription":"Specific conductance at USGS-294157099291601", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-294157099291601/", "variableMeasured":"Specific conductance", "variableUnit":"umho/cm", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-294157099291601&CharacteristicName=Specific conductance&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4881029 29.6993914)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-294157099291601", "siteName":"USGS-294157099291601", "datasetDescription":"pH at USGS-294157099291601", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-294157099291601/", "variableMeasured":"pH", "variableUnit":"None", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-294157099291601&CharacteristicName=pH&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4881029 29.6993914)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-294157099291601", "siteName":"USGS-294157099291601", "datasetDescription":"Kjeldahl nitrogen at USGS-294157099291601", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-294157099291601/", "variableMeasured":"Kjeldahl nitrogen", "variableUnit":"mg/L", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-294157099291601&CharacteristicName=Kjeldahl nitrogen&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4881029 29.6993914)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-294157099291601", "siteName":"USGS-294157099291601", "datasetDescription":"Total dissolved solids at USGS-294157099291601", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-294157099291601/", "variableMeasured":"Total dissolved solids", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-294157099291601&CharacteristicName=Total dissolved solids&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4881029 29.6993914)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-294157099291601", "siteName":"USGS-294157099291601", "datasetDescription":"Temperature, water at USGS-294157099291601", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-294157099291601/", "variableMeasured":"Temperature, water", "variableUnit":"deg C", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-294157099291601&CharacteristicName=Temperature, water&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4881029 29.6993914)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-294157099291601", "siteName":"USGS-294157099291601", "datasetDescription":"Inorganic nitrogen (nitrate and nitrite) at USGS-294157099291601", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-294157099291601/", "variableMeasured":"Inorganic nitrogen (nitrate and nitrite)", "variableUnit":"mg/l as N", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-294157099291601&CharacteristicName=Inorganic nitrogen (nitrate and nitrite)&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4881029 29.6993914)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-294157099291601", "siteName":"USGS-294157099291601", "datasetDescription":"Organic Nitrogen at USGS-294157099291601", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-294157099291601/", "variableMeasured":"Organic Nitrogen", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-294157099291601&CharacteristicName=Organic Nitrogen&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4881029 29.6993914)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-294157099291601", "siteName":"USGS-294157099291601", "datasetDescription":"Magnesium at USGS-294157099291601", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-294157099291601/", "variableMeasured":"Magnesium", "variableUnit":"%", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-294157099291601&CharacteristicName=Magnesium&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4881029 29.6993914)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-294157099291601", "siteName":"USGS-294157099291601", "datasetDescription":"Phosphorus at USGS-294157099291601", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-294157099291601/", "variableMeasured":"Phosphorus", "variableUnit":"ppb", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-294157099291601&CharacteristicName=Phosphorus&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4881029 29.6993914)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-294157099291601", "siteName":"USGS-294157099291601", "datasetDescription":"Sulfide at USGS-294157099291601", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-294157099291601/", "variableMeasured":"Sulfide", "variableUnit":"Unknown", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-294157099291601&CharacteristicName=Sulfide&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4881029 29.6993914)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-294157099291601", "siteName":"USGS-294157099291601", "datasetDescription":"Fluoride at USGS-294157099291601", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-294157099291601/", "variableMeasured":"Fluoride", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-294157099291601&CharacteristicName=Fluoride&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4881029 29.6993914)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-294157099291601", "siteName":"USGS-294157099291601", "datasetDescription":"Bromide at USGS-294157099291601", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-294157099291601/", "variableMeasured":"Bromide", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-294157099291601&CharacteristicName=Bromide&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4881029 29.6993914)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-294157099291601", "siteName":"USGS-294157099291601", "datasetDescription":"Tritium at USGS-294157099291601", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-294157099291601/", "variableMeasured":"Tritium", "variableUnit":"pCi/L", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-294157099291601&CharacteristicName=Tritium&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4881029 29.6993914)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-294157099291601", "siteName":"USGS-294157099291601", "datasetDescription":"Alkalinity at USGS-294157099291601", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-294157099291601/", "variableMeasured":"Alkalinity", "variableUnit":"mg/l CaCO3", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-294157099291601&CharacteristicName=Alkalinity&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4881029 29.6993914)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-294157099291601", "siteName":"USGS-294157099291601", "datasetDescription":"Chloride at USGS-294157099291601", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-294157099291601/", "variableMeasured":"Chloride", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-294157099291601&CharacteristicName=Chloride&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4881029 29.6993914)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-294157099291601", "siteName":"USGS-294157099291601", "datasetDescription":"Calcium at USGS-294157099291601", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-294157099291601/", "variableMeasured":"Calcium", "variableUnit":"mg/L", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-294157099291601&CharacteristicName=Calcium&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4881029 29.6993914)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-294157099291601", "siteName":"USGS-294157099291601", "datasetDescription":"Nitrogen, mixed forms (NH3), (NH4), organic, (NO2) and (NO3) at USGS-294157099291601", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-294157099291601/", "variableMeasured":"Nitrogen, mixed forms (NH3), (NH4), organic, (NO2) and (NO3)", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-294157099291601&CharacteristicName=Nitrogen, mixed forms (NH3), (NH4), organic, (NO2) and (NO3)&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4881029 29.6993914)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-294157099291601", "siteName":"USGS-294157099291601", "datasetDescription":"Sodium, percent total cations at USGS-294157099291601", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-294157099291601/", "variableMeasured":"Sodium, percent total cations", "variableUnit":"%", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-294157099291601&CharacteristicName=Sodium, percent total cations&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4881029 29.6993914)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-294157099291601", "siteName":"USGS-294157099291601", "datasetDescription":"Hardness, Ca, Mg at USGS-294157099291601", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-294157099291601/", "variableMeasured":"Hardness, Ca, Mg", "variableUnit":"mg/l CaCO3", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-294157099291601&CharacteristicName=Hardness, Ca, Mg&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4881029 29.6993914)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-294157099291601", "siteName":"USGS-294157099291601", "datasetDescription":"Sodium at USGS-294157099291601", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-294157099291601/", "variableMeasured":"Sodium", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-294157099291601&CharacteristicName=Sodium&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4881029 29.6993914)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-294157099291601", "siteName":"USGS-294157099291601", "datasetDescription":"Oxygen-18/Oxygen-16 ratio at USGS-294157099291601", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-294157099291601/", "variableMeasured":"Oxygen-18/Oxygen-16 ratio", "variableUnit":"per mil", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-294157099291601&CharacteristicName=Oxygen-18/Oxygen-16 ratio&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4881029 29.6993914)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-294157099291601", "siteName":"USGS-294157099291601", "datasetDescription":"Lead at USGS-294157099291601", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-294157099291601/", "variableMeasured":"Lead", "variableUnit":"ug/l", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-294157099291601&CharacteristicName=Lead&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4881029 29.6993914)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-294157099291601", "siteName":"USGS-294157099291601", "datasetDescription":"Silica at USGS-294157099291601", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-294157099291601/", "variableMeasured":"Silica", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-294157099291601&CharacteristicName=Silica&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4881029 29.6993914)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-294157099291601", "siteName":"USGS-294157099291601", "datasetDescription":"Sulfur-34/Sulfur-32 ratio at USGS-294157099291601", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-294157099291601/", "variableMeasured":"Sulfur-34/Sulfur-32 ratio", "variableUnit":"per mil", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-294157099291601&CharacteristicName=Sulfur-34/Sulfur-32 ratio&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4881029 29.6993914)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-294157099291601", "siteName":"USGS-294157099291601", "datasetDescription":"Nitrite at USGS-294157099291601", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-294157099291601/", "variableMeasured":"Nitrite", "variableUnit":"mg/L", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-294157099291601&CharacteristicName=Nitrite&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4881029 29.6993914)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-294157099291601", "siteName":"USGS-294157099291601", "datasetDescription":"Organic carbon at USGS-294157099291601", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-294157099291601/", "variableMeasured":"Organic carbon", "variableUnit":"mg/L", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-294157099291601&CharacteristicName=Organic carbon&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4881029 29.6993914)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-294157099291601", "siteName":"USGS-294157099291601", "datasetDescription":"Carbon dioxide at USGS-294157099291601", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-294157099291601/", "variableMeasured":"Carbon dioxide", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-294157099291601&CharacteristicName=Carbon dioxide&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4881029 29.6993914)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-294157099291601", "siteName":"USGS-294157099291601", "datasetDescription":"Iodide at USGS-294157099291601", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-294157099291601/", "variableMeasured":"Iodide", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-294157099291601&CharacteristicName=Iodide&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4881029 29.6993914)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-294157099291601", "siteName":"USGS-294157099291601", "datasetDescription":"Radon-222 at USGS-294157099291601", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-294157099291601/", "variableMeasured":"Radon-222", "variableUnit":"pCi/L", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-294157099291601&CharacteristicName=Radon-222&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4881029 29.6993914)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-294157099291601", "siteName":"USGS-294157099291601", "datasetDescription":"Arsenic at USGS-294157099291601", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-294157099291601/", "variableMeasured":"Arsenic", "variableUnit":"ppm", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-294157099291601&CharacteristicName=Arsenic&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4881029 29.6993914)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-294157099291601", "siteName":"USGS-294157099291601", "datasetDescription":"Nitrate at USGS-294157099291601", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-294157099291601/", "variableMeasured":"Nitrate", "variableUnit":"mg/l as N", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-294157099291601&CharacteristicName=Nitrate&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4881029 29.6993914)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-294157099291601", "siteName":"USGS-294157099291601", "datasetDescription":"Deuterium/Hydrogen ratio at USGS-294157099291601", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-294157099291601/", "variableMeasured":"Deuterium/Hydrogen ratio", "variableUnit":"per mil", "measurementTechnique":"observation", "temporalCoverage":"1990-01-01T00:00:00Z/1990-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-294157099291601&CharacteristicName=Deuterium/Hydrogen ratio&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.4881029 29.6993914)" } ] }, "id":"2660975", "geometry":{ "type":"LineString", "coordinates":[ [ -99.45798528939468, 29.738547087173195 ], [ -99.46261008938751, 29.740492487170187 ], [ -99.46287402272043, 29.741913487168077 ], [ -99.4679184227125, 29.74310188716618 ], [ -99.46954522271005, 29.741152287169243 ], [ -99.47923328936167, 29.73697288717566 ], [ -99.47880208936238, 29.72663488719173 ], [ -99.48097802269228, 29.723011287197455 ], [ -99.48641128935054, 29.72030182053485 ], [ -99.48525122268569, 29.716199620541325 ], [ -99.48947248934581, 29.710465220550173 ], [ -99.48801928934807, 29.702741287228847 ], [ -99.48930222267927, 29.699531020567058 ], [ -99.48635862268395, 29.696920420571125 ], [ -99.48761782268203, 29.69595648723943 ], [ -99.4867488226833, 29.693687887242866 ], [ -99.48412202268736, 29.692520887244736 ], [ -99.48621882268418, 29.689355820582986 ], [ -99.48254062268984, 29.686860287253467 ], [ -99.48353502268827, 29.683925287258102 ], [ -99.47919988936172, 29.68067368726314 ], [ -99.47709262269836, 29.673752620607203 ], [ -99.48026668936002, 29.67177868727699 ], [ -99.48036982269328, 29.669990620612996 ], [ -99.4756684227005, 29.667083020617525 ], [ -99.47815882269668, 29.664055220622316 ], [ -99.47542482270087, 29.65977068729557 ], [ -99.48051268935967, 29.656213620634446 ], [ -99.4797754226941, 29.6539218873046 ], [ -99.47738642269788, 29.65321308730561 ], [ -99.47706808936505, 29.649912287310887 ], [ -99.48469882268654, 29.644312887319565 ], [ -99.48443362268694, 29.641837487323272 ], [ -99.48891742268, 29.63873902066158 ], [ -99.48725868934923, 29.633766020669096 ], [ -99.48872422268028, 29.630440820674288 ], [ -99.48788028934825, 29.626773887346808 ], [ -99.49768542266634, 29.620461220689947 ], [ -99.49825162266552, 29.611428820703882 ], [ -99.50303448932478, 29.60664202071139 ], [ -99.49831568933206, 29.59971502072216 ], [ -99.50153022266039, 29.592382220733466 ], [ -99.49831922266532, 29.581169820750873 ], [ -99.50514002265476, 29.578081287422272 ], [ -99.49990202266287, 29.567551820771953 ], [ -99.50387228932345, 29.563409020778487 ] ] }, "prev":"2660969", "next":"2661021", "links":[ { "type":"application/json", "rel":"root", "title":"The landing page of this server as JSON", "href":"https://reference.geoconnex.us?f=json" }, { "type":"text/html", "rel":"root", "title":"The landing page of this server as HTML", "href":"https://reference.geoconnex.us?f=html" }, { "rel":"self", "type":"application/geo+json", "title":"This document as JSON", "href":"https://geoconnex.us/ref/mainstems/2660975?f=json" }, { "rel":"alternate", "type":"application/ld+json", "title":"This document as RDF (JSON-LD)", "href":"https://geoconnex.us/ref/mainstems/2660975?f=jsonld" }, { "rel":"alternate", "type":"text/html", "title":"This document as HTML", "href":"https://geoconnex.us/ref/mainstems/2660975?f=html" }, { "rel":"collection", "type":"application/json", "title":"Reference Mainstems", "href":"https://reference.geoconnex.us/collections/mainstems" }, { "rel":"prev", "type":"application/json", "href":"https://reference.geoconnex.us/collections/mainstems/items/2660969?f=json" }, { "rel":"next", "type":"application/json", "href":"https://reference.geoconnex.us/collections/mainstems/items/2661021?f=json" } ] }