@prefix dcat: . @prefix dct: . @prefix foaf: . @prefix gsp: . @prefix locn: . @prefix vcard: . @prefix xsd: . a dcat:Dataset ; dct:description " The produced water database contains approximately 58,000 records that describe the major chemical constituents of water that was produced with oil and natural gas from wells in the United States. Along with the chemical data, are fields that describe well location, geologic setting, and method of sample collection. The database was reviewed and updated from the original compilation prepared by the Department of Energy to render the contained data internally consistent and accessible using standard USGS nomenclature. " ; dct:identifier "98741ada-13e2-4670-8efa-38614c19d391" ; dct:issued "2025-11-25T22:16:18.247049"^^xsd:dateTime ; dct:modified "2025-11-25T22:16:18.247053"^^xsd:dateTime ; dct:publisher ; dct:spatial [ a dct:Location ; locn:geometry "MULTIPOLYGON (((-82.5476 38.4005, -82.5754 38.4039, -83.6785 38.6209, -83.7702 38.6508, -84.1767 38.7885, -84.2287 38.8127, -84.8115 39.1026, -84.8121 39.3030, -84.8110 39.5641, -84.7904 41.6975, -80.5206 41.9869, -80.5200 41.4893, -80.5203 40.8542, -80.5220 40.6372, -80.6045 40.3062, -80.6147 40.2765, -80.8328 39.7034, -80.8811 39.6241, -82.3292 38.4419, -82.4950 38.4058, -82.5476 38.4005), (-114.6211 34.9989, -119.9953 38.9941, -119.9960 39.4435, -119.9962 39.7206, -119.9963 41.1776, -119.9935 41.9892, -118.1853 41.9966, -115.0249 41.9965, -114.2695 41.9959, -114.0391 41.9954, -114.0382 40.9977, -114.0374 36.2160, -114.0451 36.1940, -114.6211 34.9989), (-87.9587 37.7762, -88.0861 37.8177, -88.0893 37.8313, -88.1015 37.8954, -88.1001 37.9062, -87.5299 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37.2918, -81.2229 37.2402, -81.5567 37.2064, -81.6659 37.2049), (-96.4947 42.4885, -104.0562 43.0031, -104.0592 43.4791, -104.0610 44.1818, -104.0598 44.9973, -104.0489 45.9430, -99.8758 45.9435, -97.2333 45.9365, -96.5669 45.9341, -96.4576 45.2989, -96.4545 45.2752, -96.4394 42.4892, -96.4947 42.4885)))"^^gsp:wktLiteral ] ; dct:title "USGS Produced Waters Database" ; dcat:contactPoint [ a vcard:Organization ; vcard:fn "George Hall" ] ; dcat:distribution ; dcat:keyword "amerigeo", "amerigeoss", "brine", "ckan", "edx", "energy", "energy-data-exchange", "geo", "geoss", "global", "natural-gas", "oil", "produced-waters", "usgs" . a dcat:Distribution ; dct:description " The produced water database contains approximately 58,000 records that describe the major chemical constituents of water that was produced with oil and natural gas from wells in the United States. Along with the chemical data, are fields that describe well location, geologic setting, and method of sample collection. The database was reviewed and updated from the original compilation prepared by the Department of Energy to render the contained data internally consistent and accessible using standard USGS nomenclature. " ; dct:format "HTML" ; dct:issued "2012-09-25T09:18:27"^^xsd:dateTime ; dct:modified "2025-11-25T22:16:18.238342"^^xsd:dateTime ; dct:title "USGS Produced Waters Database" ; dcat:accessURL . a foaf:Agent ; foaf:name "Energy Data Exchange" .