{ "type":"Feature", "properties":{ "fid":25046, "id":"1609555", "uri":"https://geoconnex.us/ref/mainstems/1609555", "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/1609105", "encompassing_mainstem_basins":"['https://geoconnex.us/ref/mainstems/1609105', 'https://geoconnex.us/ref/mainstems/1606230']", "name_at_outlet":"Calamity Creek", "name_at_outlet_gnis_id":1372871, "head_nhdpv2_comid":"https://geoconnex.us/nhdplusv2/comid/286533", "outlet_nhdpv2_comid":"https://geoconnex.us/nhdplusv2/comid/294613", "head_nhdpv2huc12":"https://geoconnex.us/nhdplusv2/huc12/130402070201", "outlet_nhdpv2huc12":"https://geoconnex.us/nhdplusv2/huc12/130402070404", "lengthkm":133.6, "outlet_drainagearea_sqkm":2247.2, "head_rf1id":40829, "outlet_rf1id":40828, "head_nhdpv1_comid":286533, "outlet_nhdpv1_comid":294613, "head_2020huc12":"130402070201", "outlet_2020huc12":"130402070404", "superseded":false, "new_mainstemid":"", "datasets":[ { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293537103103100", "siteName":"USGS-293537103103100", "datasetDescription":"Arsenic at USGS-293537103103100", "type":"Lake, Reservoir, Impoundment", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293537103103100/", "variableMeasured":"Arsenic", "variableUnit":"ppm", "measurementTechnique":"observation", "temporalCoverage":"2002-01-01T00:00:00Z/2002-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293537103103100&CharacteristicName=Arsenic&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-103.1752778 29.59358333)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293537103103100", "siteName":"USGS-293537103103100", "datasetDescription":"Zinc at USGS-293537103103100", "type":"Lake, Reservoir, Impoundment", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293537103103100/", "variableMeasured":"Zinc", "variableUnit":"Unknown", "measurementTechnique":"observation", "temporalCoverage":"2002-01-01T00:00:00Z/2002-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293537103103100&CharacteristicName=Zinc&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-103.1752778 29.59358333)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293537103103100", "siteName":"USGS-293537103103100", "datasetDescription":"Manganese at USGS-293537103103100", "type":"Lake, Reservoir, Impoundment", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293537103103100/", "variableMeasured":"Manganese", "variableUnit":"ug/l", "measurementTechnique":"observation", "temporalCoverage":"2002-01-01T00:00:00Z/2002-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293537103103100&CharacteristicName=Manganese&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-103.1752778 29.59358333)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293537103103100", "siteName":"USGS-293537103103100", "datasetDescription":"Copper at USGS-293537103103100", "type":"Lake, Reservoir, Impoundment", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293537103103100/", "variableMeasured":"Copper", "variableUnit":"Unknown", "measurementTechnique":"observation", "temporalCoverage":"2002-01-01T00:00:00Z/2002-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293537103103100&CharacteristicName=Copper&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-103.1752778 29.59358333)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293537103103100", "siteName":"USGS-293537103103100", "datasetDescription":"Kjeldahl nitrogen at USGS-293537103103100", "type":"Lake, Reservoir, Impoundment", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293537103103100/", "variableMeasured":"Kjeldahl nitrogen", "variableUnit":"mg/L", "measurementTechnique":"observation", "temporalCoverage":"2002-01-01T00:00:00Z/2002-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293537103103100&CharacteristicName=Kjeldahl nitrogen&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-103.1752778 29.59358333)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293537103103100", "siteName":"USGS-293537103103100", "datasetDescription":"Fluoride at USGS-293537103103100", "type":"Lake, Reservoir, Impoundment", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293537103103100/", "variableMeasured":"Fluoride", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"2002-01-01T00:00:00Z/2002-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293537103103100&CharacteristicName=Fluoride&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-103.1752778 29.59358333)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293537103103100", "siteName":"USGS-293537103103100", "datasetDescription":"Inorganic nitrogen (nitrate and nitrite) at USGS-293537103103100", "type":"Lake, Reservoir, Impoundment", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293537103103100/", "variableMeasured":"Inorganic nitrogen (nitrate and nitrite)", "variableUnit":"mg/l as N", "measurementTechnique":"observation", "temporalCoverage":"2002-01-01T00:00:00Z/2002-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293537103103100&CharacteristicName=Inorganic nitrogen (nitrate and nitrite)&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-103.1752778 29.59358333)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293537103103100", "siteName":"USGS-293537103103100", "datasetDescription":"Organic Nitrogen at USGS-293537103103100", "type":"Lake, Reservoir, Impoundment", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293537103103100/", "variableMeasured":"Organic Nitrogen", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"2002-01-01T00:00:00Z/2002-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293537103103100&CharacteristicName=Organic Nitrogen&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-103.1752778 29.59358333)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293537103103100", "siteName":"USGS-293537103103100", "datasetDescription":"Sulfate at USGS-293537103103100", "type":"Lake, Reservoir, Impoundment", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293537103103100/", "variableMeasured":"Sulfate", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"2002-01-01T00:00:00Z/2002-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293537103103100&CharacteristicName=Sulfate&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-103.1752778 29.59358333)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293537103103100", "siteName":"USGS-293537103103100", "datasetDescription":"Potassium at USGS-293537103103100", "type":"Lake, Reservoir, Impoundment", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293537103103100/", "variableMeasured":"Potassium", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"2002-01-01T00:00:00Z/2002-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293537103103100&CharacteristicName=Potassium&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-103.1752778 29.59358333)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293537103103100", "siteName":"USGS-293537103103100", "datasetDescription":"Iron at USGS-293537103103100", "type":"Lake, Reservoir, Impoundment", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293537103103100/", "variableMeasured":"Iron", "variableUnit":"%", "measurementTechnique":"observation", "temporalCoverage":"2002-01-01T00:00:00Z/2002-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293537103103100&CharacteristicName=Iron&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-103.1752778 29.59358333)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293537103103100", "siteName":"USGS-293537103103100", "datasetDescription":"Silver at USGS-293537103103100", "type":"Lake, Reservoir, Impoundment", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293537103103100/", "variableMeasured":"Silver", "variableUnit":"Unknown", "measurementTechnique":"observation", "temporalCoverage":"2002-01-01T00:00:00Z/2002-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293537103103100&CharacteristicName=Silver&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-103.1752778 29.59358333)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293537103103100", "siteName":"USGS-293537103103100", "datasetDescription":"Silica at USGS-293537103103100", "type":"Lake, Reservoir, Impoundment", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293537103103100/", "variableMeasured":"Silica", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"2002-01-01T00:00:00Z/2002-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293537103103100&CharacteristicName=Silica&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-103.1752778 29.59358333)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293537103103100", "siteName":"USGS-293537103103100", "datasetDescription":"Molybdenum at USGS-293537103103100", "type":"Lake, Reservoir, Impoundment", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293537103103100/", "variableMeasured":"Molybdenum", "variableUnit":"ppb", "measurementTechnique":"observation", "temporalCoverage":"2002-01-01T00:00:00Z/2002-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293537103103100&CharacteristicName=Molybdenum&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-103.1752778 29.59358333)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293537103103100", "siteName":"USGS-293537103103100", "datasetDescription":"Aluminum at USGS-293537103103100", "type":"Lake, Reservoir, Impoundment", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293537103103100/", "variableMeasured":"Aluminum", "variableUnit":"Unknown", "measurementTechnique":"observation", "temporalCoverage":"2002-01-01T00:00:00Z/2002-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293537103103100&CharacteristicName=Aluminum&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-103.1752778 29.59358333)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293537103103100", "siteName":"USGS-293537103103100", "datasetDescription":"Sodium, percent total cations at USGS-293537103103100", "type":"Lake, Reservoir, Impoundment", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293537103103100/", "variableMeasured":"Sodium, percent total cations", "variableUnit":"%", "measurementTechnique":"observation", "temporalCoverage":"2002-01-01T00:00:00Z/2002-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293537103103100&CharacteristicName=Sodium, percent total cations&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-103.1752778 29.59358333)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293537103103100", "siteName":"USGS-293537103103100", "datasetDescription":"Nickel at USGS-293537103103100", "type":"Lake, Reservoir, Impoundment", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293537103103100/", "variableMeasured":"Nickel", "variableUnit":"ppm", "measurementTechnique":"observation", "temporalCoverage":"2002-01-01T00:00:00Z/2002-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293537103103100&CharacteristicName=Nickel&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-103.1752778 29.59358333)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293537103103100", "siteName":"USGS-293537103103100", "datasetDescription":"Cobalt at USGS-293537103103100", "type":"Lake, Reservoir, Impoundment", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293537103103100/", "variableMeasured":"Cobalt", "variableUnit":"mg/L", "measurementTechnique":"observation", "temporalCoverage":"2002-01-01T00:00:00Z/2002-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293537103103100&CharacteristicName=Cobalt&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-103.1752778 29.59358333)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293537103103100", "siteName":"USGS-293537103103100", "datasetDescription":"Selenium at USGS-293537103103100", "type":"Lake, Reservoir, Impoundment", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293537103103100/", "variableMeasured":"Selenium", "variableUnit":"ug/l", "measurementTechnique":"observation", "temporalCoverage":"2002-01-01T00:00:00Z/2002-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293537103103100&CharacteristicName=Selenium&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-103.1752778 29.59358333)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293537103103100", "siteName":"USGS-293537103103100", "datasetDescription":"Boron at USGS-293537103103100", "type":"Lake, Reservoir, Impoundment", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293537103103100/", "variableMeasured":"Boron", "variableUnit":"Unknown", "measurementTechnique":"observation", "temporalCoverage":"2002-01-01T00:00:00Z/2002-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293537103103100&CharacteristicName=Boron&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-103.1752778 29.59358333)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293537103103100", "siteName":"USGS-293537103103100", "datasetDescription":"Bromide at USGS-293537103103100", "type":"Lake, Reservoir, Impoundment", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293537103103100/", "variableMeasured":"Bromide", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"2002-01-01T00:00:00Z/2002-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293537103103100&CharacteristicName=Bromide&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-103.1752778 29.59358333)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293537103103100", "siteName":"USGS-293537103103100", "datasetDescription":"pH at USGS-293537103103100", "type":"Lake, Reservoir, Impoundment", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293537103103100/", "variableMeasured":"pH", "variableUnit":"None", "measurementTechnique":"observation", "temporalCoverage":"2002-01-01T00:00:00Z/2002-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293537103103100&CharacteristicName=pH&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-103.1752778 29.59358333)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293537103103100", "siteName":"USGS-293537103103100", "datasetDescription":"Barium at USGS-293537103103100", "type":"Lake, Reservoir, Impoundment", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293537103103100/", "variableMeasured":"Barium", "variableUnit":"ug/L", "measurementTechnique":"observation", "temporalCoverage":"2002-01-01T00:00:00Z/2002-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293537103103100&CharacteristicName=Barium&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-103.1752778 29.59358333)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293537103103100", "siteName":"USGS-293537103103100", "datasetDescription":"Chloride at USGS-293537103103100", "type":"Lake, Reservoir, Impoundment", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293537103103100/", "variableMeasured":"Chloride", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"2002-01-01T00:00:00Z/2002-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293537103103100&CharacteristicName=Chloride&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-103.1752778 29.59358333)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293537103103100", "siteName":"USGS-293537103103100", "datasetDescription":"Phosphorus at USGS-293537103103100", "type":"Lake, Reservoir, Impoundment", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293537103103100/", "variableMeasured":"Phosphorus", "variableUnit":"ppb", "measurementTechnique":"observation", "temporalCoverage":"2002-01-01T00:00:00Z/2002-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293537103103100&CharacteristicName=Phosphorus&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-103.1752778 29.59358333)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293537103103100", "siteName":"USGS-293537103103100", "datasetDescription":"Vanadium at USGS-293537103103100", "type":"Lake, Reservoir, Impoundment", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293537103103100/", "variableMeasured":"Vanadium", "variableUnit":"mg/kg", "measurementTechnique":"observation", "temporalCoverage":"2002-01-01T00:00:00Z/2002-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293537103103100&CharacteristicName=Vanadium&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-103.1752778 29.59358333)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293537103103100", "siteName":"USGS-293537103103100", "datasetDescription":"Ammonia and ammonium at USGS-293537103103100", "type":"Lake, Reservoir, Impoundment", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293537103103100/", "variableMeasured":"Ammonia and ammonium", "variableUnit":"Unknown", "measurementTechnique":"observation", "temporalCoverage":"2002-01-01T00:00:00Z/2002-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293537103103100&CharacteristicName=Ammonia and ammonium&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-103.1752778 29.59358333)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293537103103100", "siteName":"USGS-293537103103100", "datasetDescription":"Hardness, Ca, Mg at USGS-293537103103100", "type":"Lake, Reservoir, Impoundment", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293537103103100/", "variableMeasured":"Hardness, Ca, Mg", "variableUnit":"mg/l CaCO3", "measurementTechnique":"observation", "temporalCoverage":"2002-01-01T00:00:00Z/2002-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293537103103100&CharacteristicName=Hardness, Ca, Mg&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-103.1752778 29.59358333)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293537103103100", "siteName":"USGS-293537103103100", "datasetDescription":"Nitrite at USGS-293537103103100", "type":"Lake, Reservoir, Impoundment", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293537103103100/", "variableMeasured":"Nitrite", "variableUnit":"mg/L", "measurementTechnique":"observation", "temporalCoverage":"2002-01-01T00:00:00Z/2002-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293537103103100&CharacteristicName=Nitrite&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-103.1752778 29.59358333)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293537103103100", "siteName":"USGS-293537103103100", "datasetDescription":"Beryllium at USGS-293537103103100", "type":"Lake, Reservoir, Impoundment", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293537103103100/", "variableMeasured":"Beryllium", "variableUnit":"ppm", "measurementTechnique":"observation", "temporalCoverage":"2002-01-01T00:00:00Z/2002-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293537103103100&CharacteristicName=Beryllium&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-103.1752778 29.59358333)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293537103103100", "siteName":"USGS-293537103103100", "datasetDescription":"Sodium at USGS-293537103103100", "type":"Lake, Reservoir, Impoundment", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293537103103100/", "variableMeasured":"Sodium", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"2002-01-01T00:00:00Z/2002-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293537103103100&CharacteristicName=Sodium&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-103.1752778 29.59358333)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293537103103100", "siteName":"USGS-293537103103100", "datasetDescription":"Calcium at USGS-293537103103100", "type":"Lake, Reservoir, Impoundment", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293537103103100/", "variableMeasured":"Calcium", "variableUnit":"mg/L", "measurementTechnique":"observation", "temporalCoverage":"2002-01-01T00:00:00Z/2002-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293537103103100&CharacteristicName=Calcium&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-103.1752778 29.59358333)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293537103103100", "siteName":"USGS-293537103103100", "datasetDescription":"Strontium at USGS-293537103103100", "type":"Lake, Reservoir, Impoundment", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293537103103100/", "variableMeasured":"Strontium", "variableUnit":"ug/L", "measurementTechnique":"observation", "temporalCoverage":"2002-01-01T00:00:00Z/2002-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293537103103100&CharacteristicName=Strontium&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-103.1752778 29.59358333)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293537103103100", "siteName":"USGS-293537103103100", "datasetDescription":"Nitrogen, mixed forms (NH3), (NH4), organic, (NO2) and (NO3) at USGS-293537103103100", "type":"Lake, Reservoir, Impoundment", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293537103103100/", "variableMeasured":"Nitrogen, mixed forms (NH3), (NH4), organic, (NO2) and (NO3)", "variableUnit":"mg/l", "measurementTechnique":"observation", "temporalCoverage":"2002-01-01T00:00:00Z/2002-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293537103103100&CharacteristicName=Nitrogen, mixed forms (NH3), (NH4), organic, (NO2) and (NO3)&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-103.1752778 29.59358333)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293537103103100", "siteName":"USGS-293537103103100", "datasetDescription":"Cadmium at USGS-293537103103100", "type":"Lake, Reservoir, Impoundment", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293537103103100/", "variableMeasured":"Cadmium", "variableUnit":"ug/L", "measurementTechnique":"observation", "temporalCoverage":"2002-01-01T00:00:00Z/2002-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293537103103100&CharacteristicName=Cadmium&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-103.1752778 29.59358333)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293537103103100", "siteName":"USGS-293537103103100", "datasetDescription":"Orthophosphate at USGS-293537103103100", "type":"Lake, Reservoir, Impoundment", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293537103103100/", "variableMeasured":"Orthophosphate", "variableUnit":"mg/l asPO4", "measurementTechnique":"observation", "temporalCoverage":"2002-01-01T00:00:00Z/2002-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293537103103100&CharacteristicName=Orthophosphate&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-103.1752778 29.59358333)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293537103103100", "siteName":"USGS-293537103103100", "datasetDescription":"Nitrate at USGS-293537103103100", "type":"Lake, Reservoir, Impoundment", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293537103103100/", "variableMeasured":"Nitrate", "variableUnit":"mg/l as N", "measurementTechnique":"observation", "temporalCoverage":"2002-01-01T00:00:00Z/2002-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293537103103100&CharacteristicName=Nitrate&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-103.1752778 29.59358333)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293537103103100", "siteName":"USGS-293537103103100", "datasetDescription":"Chromium at USGS-293537103103100", "type":"Lake, Reservoir, Impoundment", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293537103103100/", "variableMeasured":"Chromium", "variableUnit":"ppb", "measurementTechnique":"observation", "temporalCoverage":"2002-01-01T00:00:00Z/2002-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293537103103100&CharacteristicName=Chromium&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-103.1752778 29.59358333)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293537103103100", "siteName":"USGS-293537103103100", "datasetDescription":"Lithium at USGS-293537103103100", "type":"Lake, Reservoir, Impoundment", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293537103103100/", "variableMeasured":"Lithium", "variableUnit":"ug/l", "measurementTechnique":"observation", "temporalCoverage":"2002-01-01T00:00:00Z/2002-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293537103103100&CharacteristicName=Lithium&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-103.1752778 29.59358333)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293537103103100", "siteName":"USGS-293537103103100", "datasetDescription":"Magnesium at USGS-293537103103100", "type":"Lake, Reservoir, Impoundment", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293537103103100/", "variableMeasured":"Magnesium", "variableUnit":"%", "measurementTechnique":"observation", "temporalCoverage":"2002-01-01T00:00:00Z/2002-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293537103103100&CharacteristicName=Magnesium&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-103.1752778 29.59358333)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293537103103100", "siteName":"USGS-293537103103100", "datasetDescription":"Specific conductance at USGS-293537103103100", "type":"Lake, Reservoir, Impoundment", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293537103103100/", "variableMeasured":"Specific conductance", "variableUnit":"umho/cm", "measurementTechnique":"observation", "temporalCoverage":"2002-01-01T00:00:00Z/2002-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293537103103100&CharacteristicName=Specific conductance&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-103.1752778 29.59358333)" }, { "monitoringLocation":"https://geoconnex.us/iow/wqp/USGS-293537103103100", "siteName":"USGS-293537103103100", "datasetDescription":"Lead at USGS-293537103103100", "type":"Lake, Reservoir, Impoundment", "url":"https://www.waterqualitydata.us/provider/NWIS/USGS-TX/USGS-293537103103100/", "variableMeasured":"Lead", "variableUnit":"ug/l", "measurementTechnique":"observation", "temporalCoverage":"2002-01-01T00:00:00Z/2002-12-31T00:00:00Z", "distributionName":"Water Quality Portal", "distributionURL":"https://www.waterqualitydata.us/data/Result/search?siteid=USGS-293537103103100&CharacteristicName=Lead&mimeType=csv", "distributionFormat":"text/comma-separated-values", "wkt":"POINT (-103.1752778 29.59358333)" } ] }, "id":"1609555", "geometry":{ "type":"LineString", "coordinates":[ [ -103.70775088279811, 30.26821681968448 ], [ -103.7053736161352, 30.266476486353888 ], [ -103.70539741613516, 30.26331381969197 ], [ -103.70130341614146, 30.260382619696568 ], [ -103.69195748282266, 30.25892081969892 ], [ -103.68812581616197, 30.25248261970878 ], [ -103.67973161617499, 30.25179861970995 ], [ -103.67842388284373, 30.24885421971453 ], [ -103.6758104161811, 30.24812161971553 ], [ -103.67353941618461, 30.245234819720036 ], [ -103.66736248286082, 30.242692486390762 ], [ -103.66664888286192, 30.239621819728836 ], [ -103.6695246828574, 30.23661908640018 ], [ -103.66524861619746, 30.23419088640394 ], [ -103.6681768161929, 30.23043188640983 ], [ -103.66300408286764, 30.229424619744645 ], [ -103.66419121619913, 30.227751419747264 ], [ -103.66250128286833, 30.224176686419508 ], [ -103.6634244828669, 30.222526619755346 ], [ -103.65935928287331, 30.216775286430906 ], [ -103.65809081620853, 30.208204619777568 ], [ -103.65030661622058, 30.20224741978688 ], [ -103.64302481623196, 30.199658419790936 ], [ -103.63445081624519, 30.191477419803586 ], [ -103.63249868291503, 30.191866886469658 ], [ -103.63057308291786, 30.188314819808394 ], [ -103.6319712162491, 30.18707728647712 ], [ -103.62885888292061, 30.182975219816736 ], [ -103.62426941626109, 30.180820686486644 ], [ -103.62337321626245, 30.174816486496173 ], [ -103.62110508293267, 30.17337248649832 ], [ -103.62150121626541, 30.169247619837986 ], [ -103.6234266162624, 30.167666486507237 ], [ -103.62044701626701, 30.163564219846826 ], [ -103.62092188293298, 30.1612496198504 ], [ -103.61828521627035, 30.15914108652039 ], [ -103.62150248293199, 30.15696421985714 ], [ -103.6173624829384, 30.15586388652548 ], [ -103.61491161627556, 30.14786561987135 ], [ -103.61243341627949, 30.145665419874703 ], [ -103.61275028294563, 30.14353421987803 ], [ -103.60850501628558, 30.144748019876072 ], [ -103.60805868295284, 30.13615421988944 ], [ -103.60234081629513, 30.125015686573278 ], [ -103.6055312829568, 30.121968486578034 ], [ -103.60094521629732, 30.119744619914993 ], [ -103.60057761629781, 30.114886086589085 ], [ -103.59485868297338, 30.111882619927005 ], [ -103.59628361630456, 30.107460086600607 ], [ -103.59222561631083, 30.104502819938478 ], [ -103.59198908297782, 30.10273808660786 ], [ -103.59528468297277, 30.099301619946562 ], [ -103.58890908298258, 30.09389148662162 ], [ -103.58949141631507, 30.087383419965136 ], [ -103.58409341632347, 30.0782608866458 ], [ -103.58349021632438, 30.0718898866559 ], [ -103.58032961632932, 30.069482486659535 ], [ -103.58278141632547, 30.066229219997982 ], [ -103.58289001632534, 30.059308486675366 ], [ -103.57738561633387, 30.056029420013758 ], [ -103.57636148300213, 30.04938322002417 ], [ -103.57127841634338, 30.04775422002665 ], [ -103.56933341634631, 30.040649220037633 ], [ -103.56406861635453, 30.035559420045615 ], [ -103.56378228302162, 30.03021968672048 ], [ -103.56710241634983, 30.027196220058478 ], [ -103.56989948301208, 30.01734328674058 ], [ -103.5678736163486, 30.014248686745283 ], [ -103.56856008301423, 30.01106362008351 ], [ -103.5655898163522, 30.002354086763756 ], [ -103.56277388302311, 30.000189486767088 ], [ -103.53725361639613, 29.999912086767605 ], [ -103.53217548307066, 29.965677486820685 ], [ -103.5372618163961, 29.958852086831225 ], [ -103.53776561639535, 29.954819020170923 ], [ -103.54716181638071, 29.95361082017271 ], [ -103.54282948305406, 29.942470286856782 ], [ -103.54406968305221, 29.93855242019619 ], [ -103.54717601638072, 29.936812686865462 ], [ -103.54676181638138, 29.92897488687753 ], [ -103.55103668304139, 29.913050086902317 ], [ -103.55059421637543, 29.90720602024487 ], [ -103.55370241637058, 29.90173062025332 ], [ -103.55039028304238, 29.89909322025731 ], [ -103.55023688304266, 29.89343262026617 ], [ -103.55123921637443, 29.88999562027146 ], [ -103.55473908303571, 29.887201686942547 ], [ -103.55558621636771, 29.879845686953786 ], [ -103.55392968303687, 29.879524020287672 ], [ -103.54439861638497, 29.861963686981696 ], [ -103.53783181639523, 29.85501548699244 ], [ -103.52774168307747, 29.849439420334424 ], [ -103.5121250164351, 29.850297620333162 ], [ -103.50726288310938, 29.84900982033514 ], [ -103.50026401645357, 29.841131087013864 ], [ -103.49245121646572, 29.83611942035512 ], [ -103.48714108314056, 29.835596887022675 ], [ -103.48340488314636, 29.832254020361106 ], [ -103.48452788314461, 29.82530942037181 ], [ -103.47960661648563, 29.819079820381656 ], [ -103.46751308317096, 29.8142304203891 ], [ -103.46495948317505, 29.8090530203971 ], [ -103.46634988317277, 29.806439620401235 ], [ -103.46466361650886, 29.801284487075836 ], [ -103.46555408317414, 29.797960887081036 ], [ -103.45632401652176, 29.788731487095244 ], [ -103.43648461655249, 29.782738087104537 ], [ -103.42164208324226, 29.78409628710254 ], [ -103.42001248324482, 29.7823324204386 ], [ -103.42098328324323, 29.77958202044283 ], [ -103.41985281657827, 29.7777490871124 ], [ -103.41493828325264, 29.77238822045408 ], [ -103.40731928326448, 29.768196620460593 ], [ -103.40668721659881, 29.762765620468972 ], [ -103.40180081660634, 29.759123020474735 ], [ -103.39688781661403, 29.751974087152423 ], [ -103.3792772166413, 29.742310020500767 ], [ -103.37746548331087, 29.738551620506545 ], [ -103.36748781665955, 29.735731887177515 ], [ -103.35480941667936, 29.722781820531004 ], [ -103.3484824166892, 29.721978220532353 ], [ -103.34226281669879, 29.71615568720807 ], [ -103.33916988337025, 29.70561302055764 ], [ -103.3264966167232, 29.696670887238348 ], [ -103.32497668339226, 29.692453487244805 ], [ -103.32106661673168, 29.691397687246457 ], [ -103.31534408340724, 29.692701087244348 ], [ -103.31258968341149, 29.690774687247487 ], [ -103.30694748342029, 29.689877820582122 ], [ -103.29422768344006, 29.67971808726454 ], [ -103.2857346834532, 29.669766687279957 ], [ -103.28594821678621, 29.666100287285712 ], [ -103.28346148345679, 29.660117287294973 ], [ -103.26602661681716, 29.648874420645697 ], [ -103.2641174834867, 29.64373962065374 ], [ -103.26191541682347, 29.642523087322296 ], [ -103.26084641682507, 29.637136887330666 ], [ -103.25835748349567, 29.634659687334413 ], [ -103.25952208349389, 29.625952687348008 ], [ -103.25421421683552, 29.612954287368176 ], [ -103.25341041683669, 29.60562048737951 ], [ -103.2497380835091, 29.599145687389665 ], [ -103.23491708353214, 29.593452087398504 ], [ -103.22697168354443, 29.59274782073294 ], [ -103.21605908356139, 29.586476420742482 ], [ -103.20604188357686, 29.583893220746578 ], [ -103.2010096169181, 29.586141687409754 ], [ -103.19786261692292, 29.584745487411997 ], [ -103.19343301692982, 29.586489420742712 ], [ -103.18310301694589, 29.586173020743164 ], [ -103.17754521695446, 29.587000087408462 ], [ -103.17610401695674, 29.588558887405895 ], [ -103.17303601696142, 29.587574620740845 ], [ -103.16902521696767, 29.58911108740525 ], [ -103.15541828365554, 29.590122820736877 ], [ -103.13656801701802, 29.604103287381868 ], [ -103.13024841702787, 29.617760687360644 ], [ -103.12476728370308, 29.61828768735981 ], [ -103.1205182837096, 29.622366220686935 ], [ -103.11230941705571, 29.623465220685098 ], [ -103.10124028373963, 29.628458620677485 ], [ -103.09958708374211, 29.631253687339832 ], [ -103.09997908374152, 29.635218087333552 ], [ -103.10855401706152, 29.644408620652634 ], [ -103.10301721707015, 29.65022782064362 ], [ -103.1020974170716, 29.655245887302566 ], [ -103.0980570837445, 29.65609268730124 ], [ -103.09401868375079, 29.65178368730795 ], [ -103.09003088375692, 29.652515687306725 ], [ -103.08788048376027, 29.650452620643296 ], [ -103.08092648377114, 29.65475802063658 ] ] }, "prev":"1609533", "next":"1609575", "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/1609555?f=json" }, { "rel":"alternate", "type":"application/ld+json", "title":"This document as RDF (JSON-LD)", "href":"https://geoconnex.us/ref/mainstems/1609555?f=jsonld" }, { "rel":"alternate", "type":"text/html", "title":"This document as HTML", "href":"https://geoconnex.us/ref/mainstems/1609555?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/1609533?f=json" }, { "rel":"next", "type":"application/json", "href":"https://reference.geoconnex.us/collections/mainstems/items/1609575?f=json" } ] }