{ "type":"Feature", "properties":{ "fid":24495, "id":"2660017", "uri":"https://geoconnex.us/ref/mainstems/2660017", "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/2659577", "encompassing_mainstem_basins":"['https://geoconnex.us/ref/mainstems/2659577', 'https://geoconnex.us/ref/mainstems/2659534', 'https://geoconnex.us/ref/mainstems/2659285', 'https://geoconnex.us/ref/mainstems/2659132']", "name_at_outlet":"Squirrel Creek", "name_at_outlet_gnis_id":1369078, "head_nhdpv2_comid":"https://geoconnex.us/nhdplusv2/comid/10655733", "outlet_nhdpv2_comid":"https://geoconnex.us/nhdplusv2/comid/10655939", "head_nhdpv2huc12":"https://geoconnex.us/nhdplusv2/huc12/121101070401", "outlet_nhdpv2huc12":"https://geoconnex.us/nhdplusv2/huc12/121101070402", "lengthkm":55.8, "outlet_drainagearea_sqkm":204.1, "head_rf1id":39734, "outlet_rf1id":39734, "head_nhdpv1_comid":10655733, "outlet_nhdpv1_comid":10655939, "head_2020huc12":"121101070401", "outlet_2020huc12":"121101070402", "superseded":false, "new_mainstemid":"", "datasets":[ { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291748099214501", "siteName":"USGS-291748099214501", "datasetDescription":"Hardness, non-carbonate at USGS-291748099214501", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291748099214501/", "variableMeasured":"Hardness, non-carbonate", "variableUnit":"mg/l CaCO3", "measurementTechnique":"observation", "temporalCoverage":"1972-01-01T00:00:00Z/1972-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291748099214501&CharacteristicName=Hardness, non-carbonate&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.362821 29.29690236)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291748099214501", "siteName":"USGS-291748099214501", "datasetDescription":"Total dissolved solids at USGS-291748099214501", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291748099214501/", "variableMeasured":"Total dissolved solids", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"1972-01-01T00:00:00Z/1972-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291748099214501&CharacteristicName=Total dissolved solids&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.362821 29.29690236)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291748099214501", "siteName":"USGS-291748099214501", "datasetDescription":"Carbon dioxide at USGS-291748099214501", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291748099214501/", "variableMeasured":"Carbon dioxide", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"1972-01-01T00:00:00Z/1972-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291748099214501&CharacteristicName=Carbon dioxide&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.362821 29.29690236)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291748099214501", "siteName":"USGS-291748099214501", "datasetDescription":"Flow rate, instantaneous at USGS-291748099214501", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291748099214501/", "variableMeasured":"Flow rate, instantaneous", "variableUnit":"gal/min", "measurementTechnique":"observation", "temporalCoverage":"1972-01-01T00:00:00Z/1972-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291748099214501&CharacteristicName=Flow rate, instantaneous&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.362821 29.29690236)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291748099214501", "siteName":"USGS-291748099214501", "datasetDescription":"Bicarbonate at USGS-291748099214501", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291748099214501/", "variableMeasured":"Bicarbonate", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"1972-01-01T00:00:00Z/1972-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291748099214501&CharacteristicName=Bicarbonate&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.362821 29.29690236)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291748099214501", "siteName":"USGS-291748099214501", "datasetDescription":"Specific conductance at USGS-291748099214501", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291748099214501/", "variableMeasured":"Specific conductance", "variableUnit":"umho/cm", "measurementTechnique":"observation", "temporalCoverage":"1972-01-01T00:00:00Z/1972-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291748099214501&CharacteristicName=Specific conductance&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.362821 29.29690236)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291748099214501", "siteName":"USGS-291748099214501", "datasetDescription":"Carbonate at USGS-291748099214501", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291748099214501/", "variableMeasured":"Carbonate", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"1972-01-01T00:00:00Z/1972-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291748099214501&CharacteristicName=Carbonate&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.362821 29.29690236)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291748099214501", "siteName":"USGS-291748099214501", "datasetDescription":"Silica at USGS-291748099214501", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291748099214501/", "variableMeasured":"Silica", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"1972-01-01T00:00:00Z/1972-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291748099214501&CharacteristicName=Silica&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.362821 29.29690236)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291748099214501", "siteName":"USGS-291748099214501", "datasetDescription":"Manganese at USGS-291748099214501", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291748099214501/", "variableMeasured":"Manganese", "variableUnit":"ug/l", "measurementTechnique":"observation", "temporalCoverage":"1972-01-01T00:00:00Z/1972-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291748099214501&CharacteristicName=Manganese&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.362821 29.29690236)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291748099214501", "siteName":"USGS-291748099214501", "datasetDescription":"Calcium at USGS-291748099214501", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291748099214501/", "variableMeasured":"Calcium", "variableUnit":"mg/L", "measurementTechnique":"observation", "temporalCoverage":"1972-01-01T00:00:00Z/1972-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291748099214501&CharacteristicName=Calcium&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.362821 29.29690236)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291748099214501", "siteName":"USGS-291748099214501", "datasetDescription":"Sodium, percent total cations at USGS-291748099214501", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291748099214501/", "variableMeasured":"Sodium, percent total cations", "variableUnit":"%", "measurementTechnique":"observation", "temporalCoverage":"1972-01-01T00:00:00Z/1972-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291748099214501&CharacteristicName=Sodium, percent total cations&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.362821 29.29690236)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291748099214501", "siteName":"USGS-291748099214501", "datasetDescription":"Depth at USGS-291748099214501", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291748099214501/", "variableMeasured":"Depth", "variableUnit":"ft", "measurementTechnique":"observation", "temporalCoverage":"1972-01-01T00:00:00Z/1972-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291748099214501&CharacteristicName=Depth&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.362821 29.29690236)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291748099214501", "siteName":"USGS-291748099214501", "datasetDescription":"Fluoride at USGS-291748099214501", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291748099214501/", "variableMeasured":"Fluoride", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"1972-01-01T00:00:00Z/1972-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291748099214501&CharacteristicName=Fluoride&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.362821 29.29690236)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291748099214501", "siteName":"USGS-291748099214501", "datasetDescription":"Hardness, Ca, Mg at USGS-291748099214501", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291748099214501/", "variableMeasured":"Hardness, Ca, Mg", "variableUnit":"mg/l CaCO3", "measurementTechnique":"observation", "temporalCoverage":"1972-01-01T00:00:00Z/1972-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291748099214501&CharacteristicName=Hardness, Ca, Mg&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.362821 29.29690236)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291748099214501", "siteName":"USGS-291748099214501", "datasetDescription":"pH at USGS-291748099214501", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291748099214501/", "variableMeasured":"pH", "variableUnit":"None", "measurementTechnique":"observation", "temporalCoverage":"1972-01-01T00:00:00Z/1972-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291748099214501&CharacteristicName=pH&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.362821 29.29690236)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291748099214501", "siteName":"USGS-291748099214501", "datasetDescription":"Alkalinity at USGS-291748099214501", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291748099214501/", "variableMeasured":"Alkalinity", "variableUnit":"mg/l CaCO3", "measurementTechnique":"observation", "temporalCoverage":"1972-01-01T00:00:00Z/1972-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291748099214501&CharacteristicName=Alkalinity&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.362821 29.29690236)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291748099214501", "siteName":"USGS-291748099214501", "datasetDescription":"Magnesium at USGS-291748099214501", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291748099214501/", "variableMeasured":"Magnesium", "variableUnit":"%", "measurementTechnique":"observation", "temporalCoverage":"1972-01-01T00:00:00Z/1972-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291748099214501&CharacteristicName=Magnesium&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.362821 29.29690236)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291748099214501", "siteName":"USGS-291748099214501", "datasetDescription":"Temperature, water at USGS-291748099214501", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291748099214501/", "variableMeasured":"Temperature, water", "variableUnit":"deg C", "measurementTechnique":"observation", "temporalCoverage":"1972-01-01T00:00:00Z/1972-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291748099214501&CharacteristicName=Temperature, water&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.362821 29.29690236)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291748099214501", "siteName":"USGS-291748099214501", "datasetDescription":"Chloride at USGS-291748099214501", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291748099214501/", "variableMeasured":"Chloride", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"1972-01-01T00:00:00Z/1972-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291748099214501&CharacteristicName=Chloride&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.362821 29.29690236)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291748099214501", "siteName":"USGS-291748099214501", "datasetDescription":"Sulfate at USGS-291748099214501", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291748099214501/", "variableMeasured":"Sulfate", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"1972-01-01T00:00:00Z/1972-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291748099214501&CharacteristicName=Sulfate&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.362821 29.29690236)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291748099214501", "siteName":"USGS-291748099214501", "datasetDescription":"Potassium at USGS-291748099214501", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291748099214501/", "variableMeasured":"Potassium", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"1972-01-01T00:00:00Z/1972-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291748099214501&CharacteristicName=Potassium&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.362821 29.29690236)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291748099214501", "siteName":"USGS-291748099214501", "datasetDescription":"Phosphorus at USGS-291748099214501", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291748099214501/", "variableMeasured":"Phosphorus", "variableUnit":"ppb", "measurementTechnique":"observation", "temporalCoverage":"1972-01-01T00:00:00Z/1972-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291748099214501&CharacteristicName=Phosphorus&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.362821 29.29690236)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291748099214501", "siteName":"USGS-291748099214501", "datasetDescription":"Inorganic nitrogen (nitrate and nitrite) at USGS-291748099214501", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291748099214501/", "variableMeasured":"Inorganic nitrogen (nitrate and nitrite)", "variableUnit":"mg/l as N", "measurementTechnique":"observation", "temporalCoverage":"1972-01-01T00:00:00Z/1972-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291748099214501&CharacteristicName=Inorganic nitrogen (nitrate and nitrite)&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.362821 29.29690236)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291748099214501", "siteName":"USGS-291748099214501", "datasetDescription":"Iron at USGS-291748099214501", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291748099214501/", "variableMeasured":"Iron", "variableUnit":"%", "measurementTechnique":"observation", "temporalCoverage":"1972-01-01T00:00:00Z/1972-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291748099214501&CharacteristicName=Iron&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.362821 29.29690236)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291748099214501", "siteName":"USGS-291748099214501", "datasetDescription":"Sodium at USGS-291748099214501", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291748099214501/", "variableMeasured":"Sodium", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"1972-01-01T00:00:00Z/1972-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291748099214501&CharacteristicName=Sodium&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.362821 29.29690236)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Total dissolved solids at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Total dissolved solids", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"1975-01-01T00:00:00Z/1991-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Total dissolved solids&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Silica at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Silica", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"1975-01-01T00:00:00Z/1991-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Silica&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Temperature, water at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Temperature, water", "variableUnit":"deg C", "measurementTechnique":"observation", "temporalCoverage":"1968-01-01T00:00:00Z/1991-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Temperature, water&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Sodium, percent total cations at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Sodium, percent total cations", "variableUnit":"%", "measurementTechnique":"observation", "temporalCoverage":"1975-01-01T00:00:00Z/1991-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Sodium, percent total cations&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Nitrite at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Nitrite", "variableUnit":"mg/L", "measurementTechnique":"observation", "temporalCoverage":"1985-01-01T00:00:00Z/1985-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Nitrite&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Inorganic nitrogen (nitrate and nitrite) at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Inorganic nitrogen (nitrate and nitrite)", "variableUnit":"mg/l as N", "measurementTechnique":"observation", "temporalCoverage":"1975-01-01T00:00:00Z/1985-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Inorganic nitrogen (nitrate and nitrite)&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Carbonate at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Carbonate", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"1968-01-01T00:00:00Z/1975-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Carbonate&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Strontium at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Strontium", "variableUnit":"ug/L", "measurementTechnique":"observation", "temporalCoverage":"1975-01-01T00:00:00Z/1989-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Strontium&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Depth at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Depth", "variableUnit":"ft", "measurementTechnique":"observation", "temporalCoverage":"1968-01-01T00:00:00Z/1985-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Depth&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Hardness, non-carbonate at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Hardness, non-carbonate", "variableUnit":"mg/l CaCO3", "measurementTechnique":"observation", "temporalCoverage":"1968-01-01T00:00:00Z/1991-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Hardness, non-carbonate&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Selenium at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Selenium", "variableUnit":"ug/l", "measurementTechnique":"observation", "temporalCoverage":"1991-01-01T00:00:00Z/1991-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Selenium&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Fluoride at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Fluoride", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"1975-01-01T00:00:00Z/1991-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Fluoride&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Oxygen-18/Oxygen-16 ratio at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Oxygen-18/Oxygen-16 ratio", "variableUnit":"per mil", "measurementTechnique":"observation", "temporalCoverage":"1989-01-01T00:00:00Z/1989-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Oxygen-18/Oxygen-16 ratio&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Barium at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Barium", "variableUnit":"ug/L", "measurementTechnique":"observation", "temporalCoverage":"1989-01-01T00:00:00Z/1991-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Barium&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Ammonia and ammonium at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Ammonia and ammonium", "variableUnit":"Unknown", "measurementTechnique":"observation", "temporalCoverage":"1985-01-01T00:00:00Z/1985-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Ammonia and ammonium&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Alkalinity at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Alkalinity", "variableUnit":"mg/l CaCO3", "measurementTechnique":"observation", "temporalCoverage":"1968-01-01T00:00:00Z/1991-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Alkalinity&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Iodide at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Iodide", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"1989-01-01T00:00:00Z/1989-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Iodide&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Potassium at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Potassium", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"1975-01-01T00:00:00Z/1991-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Potassium&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Manganese at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Manganese", "variableUnit":"ug/l", "measurementTechnique":"observation", "temporalCoverage":"1989-01-01T00:00:00Z/1991-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Manganese&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Sodium carbonate at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Sodium carbonate", "variableUnit":"mg/l CaCO3", "measurementTechnique":"observation", "temporalCoverage":"1968-01-01T00:00:00Z/1972-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Sodium carbonate&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Sodium at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Sodium", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"1975-01-01T00:00:00Z/1991-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Sodium&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Magnesium at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Magnesium", "variableUnit":"%", "measurementTechnique":"observation", "temporalCoverage":"1970-01-01T00:00:00Z/1991-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Magnesium&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Beryllium at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Beryllium", "variableUnit":"ppm", "measurementTechnique":"observation", "temporalCoverage":"1989-01-01T00:00:00Z/1989-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Beryllium&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Zinc at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Zinc", "variableUnit":"Unknown", "measurementTechnique":"observation", "temporalCoverage":"1989-01-01T00:00:00Z/1991-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Zinc&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Carbon dioxide at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Carbon dioxide", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"1968-01-01T00:00:00Z/1991-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Carbon dioxide&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Vanadium at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Vanadium", "variableUnit":"mg/kg", "measurementTechnique":"observation", "temporalCoverage":"1989-01-01T00:00:00Z/1989-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Vanadium&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Specific conductance at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Specific conductance", "variableUnit":"umho/cm", "measurementTechnique":"observation", "temporalCoverage":"1968-01-01T00:00:00Z/1991-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Specific conductance&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Bicarbonate at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Bicarbonate", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"1968-01-01T00:00:00Z/1975-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Bicarbonate&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Nickel at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Nickel", "variableUnit":"ppm", "measurementTechnique":"observation", "temporalCoverage":"1989-01-01T00:00:00Z/1989-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Nickel&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"pH at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"pH", "variableUnit":"None", "measurementTechnique":"observation", "temporalCoverage":"1968-01-01T00:00:00Z/1991-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=pH&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Calcium at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Calcium", "variableUnit":"mg/L", "measurementTechnique":"observation", "temporalCoverage":"1970-01-01T00:00:00Z/1991-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Calcium&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Sulfate at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Sulfate", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"1968-01-01T00:00:00Z/1991-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Sulfate&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Silver at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Silver", "variableUnit":"Unknown", "measurementTechnique":"observation", "temporalCoverage":"1989-01-01T00:00:00Z/1991-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Silver&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Mercury at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Mercury", "variableUnit":"Unknown", "measurementTechnique":"observation", "temporalCoverage":"1991-01-01T00:00:00Z/1991-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Mercury&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Nitrate at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Nitrate", "variableUnit":"mg/l as N", "measurementTechnique":"observation", "temporalCoverage":"1985-01-01T00:00:00Z/1985-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Nitrate&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Chromium at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Chromium", "variableUnit":"ppb", "measurementTechnique":"observation", "temporalCoverage":"1989-01-01T00:00:00Z/1991-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Chromium&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Molybdenum at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Molybdenum", "variableUnit":"ppb", "measurementTechnique":"observation", "temporalCoverage":"1989-01-01T00:00:00Z/1989-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Molybdenum&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Copper at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Copper", "variableUnit":"Unknown", "measurementTechnique":"observation", "temporalCoverage":"1989-01-01T00:00:00Z/1991-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Copper&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Cobalt at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Cobalt", "variableUnit":"mg/L", "measurementTechnique":"observation", "temporalCoverage":"1989-01-01T00:00:00Z/1989-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Cobalt&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Cadmium at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Cadmium", "variableUnit":"ug/L", "measurementTechnique":"observation", "temporalCoverage":"1989-01-01T00:00:00Z/1991-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Cadmium&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Flow rate, instantaneous at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Flow rate, instantaneous", "variableUnit":"gal/min", "measurementTechnique":"observation", "temporalCoverage":"1968-01-01T00:00:00Z/1991-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Flow rate, instantaneous&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Hardness, Ca, Mg at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Hardness, Ca, Mg", "variableUnit":"mg/l CaCO3", "measurementTechnique":"observation", "temporalCoverage":"1968-01-01T00:00:00Z/1991-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Hardness, Ca, Mg&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Chloride at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Chloride", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"1968-01-01T00:00:00Z/1991-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Chloride&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Arsenic at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Arsenic", "variableUnit":"ppm", "measurementTechnique":"observation", "temporalCoverage":"1991-01-01T00:00:00Z/1991-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Arsenic&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Iron at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Iron", "variableUnit":"%", "measurementTechnique":"observation", "temporalCoverage":"1975-01-01T00:00:00Z/1991-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Iron&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Lithium at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Lithium", "variableUnit":"ug/l", "measurementTechnique":"observation", "temporalCoverage":"1989-01-01T00:00:00Z/1989-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Lithium&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Tritium at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Tritium", "variableUnit":"pCi/L", "measurementTechnique":"observation", "temporalCoverage":"1989-01-01T00:00:00Z/1989-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Tritium&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Lead at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Lead", "variableUnit":"ug/l", "measurementTechnique":"observation", "temporalCoverage":"1989-01-01T00:00:00Z/1991-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Lead&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Bromide at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Bromide", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"1989-01-01T00:00:00Z/1989-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Bromide&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-291113099201701", "siteName":"USGS-291113099201701", "datasetDescription":"Deuterium/Hydrogen ratio at USGS-291113099201701", "type":"Well", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-291113099201701/", "variableMeasured":"Deuterium/Hydrogen ratio", "variableUnit":"per mil", "measurementTechnique":"observation", "temporalCoverage":"1989-01-01T00:00:00Z/1989-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-291113099201701&CharacteristicName=Deuterium/Hydrogen ratio&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-99.3383756 29.18662796)" } ] }, "id":"2660017", "geometry":{ "type":"LineString", "coordinates":[ [ -99.35114588956043, 29.33652568779734 ], [ -99.35211548955903, 29.329212821141997 ], [ -99.3504682228949, 29.325842621147224 ], [ -99.35536148955396, 29.318484487825348 ], [ -99.3543160895556, 29.31387648783238 ], [ -99.35630482288576, 29.31023182117151 ], [ -99.35395268955614, 29.30067168785289 ], [ -99.34610108956832, 29.293843287863478 ], [ -99.35539382288721, 29.286252087875365 ], [ -99.3597100895472, 29.276853487889788 ], [ -99.35848148954904, 29.27476722122638 ], [ -99.35372282288984, 29.274445621226988 ], [ -99.35476988955487, 29.26821002123668 ], [ -99.36156862287766, 29.261677421246823 ], [ -99.36528108953848, 29.262090287912816 ], [ -99.36807862286747, 29.260485687915367 ], [ -99.37037968953058, 29.254433621258016 ], [ -99.3681316895341, 29.25129282126295 ], [ -99.36944228953206, 29.248568621267058 ], [ -99.37174282286186, 29.247766287934983 ], [ -99.37433062285783, 29.24976082126537 ], [ -99.3806564895147, 29.245358887938654 ], [ -99.3787740895176, 29.240361421279903 ], [ -99.37203028952808, 29.238596287949385 ], [ -99.3743302895245, 29.232979687958018 ], [ -99.37443468952432, 29.225873021302313 ], [ -99.36850202286689, 29.225024821303744 ], [ -99.36706482286905, 29.22307608797328 ], [ -99.37020102286425, 29.216290421317183 ], [ -99.37681242285403, 29.214548021319953 ], [ -99.37892868951737, 29.207441221330924 ], [ -99.37628962285481, 29.206065887999802 ], [ -99.37532262285623, 29.202237421339056 ], [ -99.37216102286118, 29.202741688004817 ], [ -99.36954822286526, 29.199692688009637 ], [ -99.36513682287205, 29.197776488012522 ], [ -99.36552468953812, 29.19361742135242 ], [ -99.36116248954494, 29.1860060213643 ], [ -99.36197282287702, 29.18148982137125 ], [ -99.3585244228824, 29.181947888037246 ], [ -99.35768868955034, 29.179288488041166 ], [ -99.35596482288634, 29.178715221375633 ], [ -99.35465842288829, 29.1803656213729 ], [ -99.35591168955312, 29.18368988803448 ], [ -99.35154862289318, 29.18538568803182 ], [ -99.35118242289377, 29.188045021361027 ], [ -99.33934728957882, 29.188478021360435 ], [ -99.33681568958276, 29.18121008803842 ], [ -99.33263622292253, 29.18042948803953 ], [ -99.328458022929, 29.176439088045797 ], [ -99.32352128960338, 29.175680888046802 ], [ -99.32177288960611, 29.17171408805312 ], [ -99.31827388961153, 29.1696266213896 ], [ -99.31571722294882, 29.163756488065495 ], [ -99.31067688962332, 29.162722621400487 ], [ -99.30699288962906, 29.16441742139773 ], [ -99.30511508963195, 29.16012928807107 ], [ -99.30182448963706, 29.159554421405346 ], [ -99.29629148964563, 29.154003421413922 ], [ -99.29412382298233, 29.154093888080407 ], [ -99.29258428965136, 29.15237348808303 ], [ -99.29091228965399, 29.153014488082064 ], [ -99.28817348965829, 29.148702688088708 ], [ -99.2792428896721, 29.14773388809033 ], [ -99.26997842301984, 29.141124488100495 ], [ -99.2624848230314, 29.140132488102093 ], [ -99.2560660897081, 29.13549622144263 ], [ -99.24717608972185, 29.133107821446274 ], [ -99.24382948972703, 29.129396888118723 ], [ -99.24356082306082, 29.122794621462305 ], [ -99.23959148973364, 29.12206428813015 ], [ -99.23713208973743, 29.1175500881372 ], [ -99.23772748973653, 29.1128040881445 ], [ -99.23422728974198, 29.11095002148078 ], [ -99.22960628974909, 29.110793221480954 ], [ -99.21983728976431, 29.10506908815644 ], [ -99.21926068976518, 29.10257062149376 ], [ -99.20568268978627, 29.097535821501513 ], [ -99.19536468980232, 29.086743688184924 ], [ -99.1948382231364, 29.08023302152844 ], [ -99.18693068981538, 29.080695488194326 ], [ -99.18551862315093, 29.07585868820199 ], [ -99.18108062315783, 29.07329302153923 ], [ -99.17230722317146, 29.062750488222264 ], [ -99.16891448984325, 29.061421888224277 ], [ -99.16674708984671, 29.05725008823076 ], [ -99.16228442318692, 29.055027688234112 ] ] }, "prev":"2660009", "next":"2660020", "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/2660017?f=json" }, { "rel":"alternate", "type":"application/ld+json", "title":"This document as RDF (JSON-LD)", "href":"https://geoconnex.us/ref/mainstems/2660017?f=jsonld" }, { "rel":"alternate", "type":"text/html", "title":"This document as HTML", "href":"https://geoconnex.us/ref/mainstems/2660017?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/2660009?f=json" }, { "rel":"next", "type":"application/json", "href":"https://reference.geoconnex.us/collections/mainstems/items/2660020?f=json" } ] }