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California State Water Resources Control Board - Ground Water - Water Quality Regulatory Information
,GeoTracker is the Water Boards' data management system for sites that impact, or have the potential to impact, water quality in California, with emphasis on groundwater. GeoTracker contains records for sites that require cleanup, such as Leaking Underground Storage Tank (LUST) Sites, Department of Defense Sites, and Cleanup Program Sites. GeoTracker also contains records for permitted facilities such as Irrigated Lands, Oil and Gas production, operating Permitted UST's, and Land Disposal Sites.,
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Ground Water - Water Quality Regulatory Information
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,GeoTracker is the Water Boards' data management system for sites that impact, or have the potential to impact, water quality in California, with emphasis on groundwater. GeoTracker contains records for sites that require cleanup, such as Leaking Underground Storage Tank (LUST) Sites, Department of Defense Sites, and Cleanup Program Sites. GeoTracker also contains records for permitted facilities such as Irrigated Lands, Oil and Gas production, operating Permitted UST's, and Land Disposal Sites.,
i08 GroundwaterStations EnterpriseWaterManagement
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This is a point feature class of all groundwater elevation monitoring stations (wells) maintained in the California Department of Water Resources’ (hereafter the Department) Enterprise Water Management database. Individual station information comes from a wide variety of sources, including and local and federal agencies, that conduct groundwater elevation monitoring within the state of California. This dataset was developed by the State of California, Department of Water Resources, for uses beneficial to the State. The information is available upon request to interested members of the public. While the Department believes the information to be reliable and made efforts to assure its reliability at the time the information was compiled, the information is provided "as is". The Department is not responsible for the accuracy, completeness, quality or legal sufficiency of the information. Any expressed or implied warranties, including, but not limited to, the implied warranties of merchantability and fitness for purpose ARE SPECIFICALLY DISCLAIMED. Neither the Department nor the State of California shall be held liable for any direct, indirect, incidental, special, exemplary or consequential damages (including, but not limited to: procurement of substitute goods or services; loss of use, data or profits; or business interruption), however caused and on any theory of liability, whether in contract, strict liability or tort, arising in any way out of the use of this information. This disclaimer applies to use of the information alone and to its aggregate use with other information, data or programs. The information contained in each record was obtained from information on contained in the Department’s Enterprise Water Management database. This dataset does not represent all information stored on the sites references, rather, this is a subset of the total information stored. To obtain the most additional information about the station record you are interested in, please contact the data steward. The State of California and the Department of Water Resources hereby specifically retain any intellectual property interest, including copyright, that they may hold in the information provided, whether the information is in the form of data, files, text images, photography or maps. The Department requests that persons receiving and using this information not make it available to others for their re-use. Instead, interested third parties should be encouraged to contact the Department for copies, in order to ensure that the information is obtained from the source that developed it, that can provide the greatest degree of reliability.
California State Water Resources Control Board - Drinking Water - Public Water System Information
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,The is a curated dataset of information for all public water systems (PWS) in California, including the name, location and some general informaiton for each PWS. The source of the data https://sdwis.waterboards.ca.gov/PDWW/ is a public web portal to view public water systems (PWS) location, facilities, sources, and samples.,
California's Groundwater (Bulletin 118)
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California’s Groundwater (Bulletin 118) is the State’s official publication on the occurrence and nature of groundwater in California. __The latest version of the report, California's Groundwater - Update 2020 was publicly released on November 16, 2021.__ The publication defines the boundaries and describes the hydrologic characteristics of California’s groundwater basins. California’s Groundwater also provides information on groundwater management and recommendations for the future. With the passage of the Sustainable Groundwater Management Act in 2014, California’s Groundwater now serves an additional role by providing Groundwater Sustainability Agencies with three critical pieces of information regarding groundwater basins: Critical Conditions of Overdraft, Basin Boundaries, and Basin Priority. Updates to California’s Groundwater will be released every five years starting in 2020. This dataset includes the latest update, historical publications and supporting documents for California's Groundwater
California State Water Resources Control Board - Drinking Water - Public Water System Operations Monthly Water Production and Conservation Information
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,Monthly reports of the larger urban water suppliers in California on water production and conservation activities, from the California State Water Resources Control Board's **[Conservation Portal](http://www.waterboards.ca.gov/water_issues/programs/conservation_portal/conservation_reporting.shtml)**.
California's Groundwater Update 2025 (Bulletin 118)
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California's Groundwater: Bulletin 118 Updates (CalGW Updates) are California's foremost technical publications on groundwater in the state. The Department of Water Resources is legislatively mandated by Water Code Section 12924 to publish CalGW Updates every 10 years. This page includes the DRAFT publication of California's Groundwater: Bulletin 118 - Update 2025 (CalGW Update 2025). The Department of Water Resources released this draft publication on October 20th, 2025, opening a 45-day public comment period, and will hold a public webinar on November 4, 2025 to answer questions and solicit comments. Public comments can be emailed to CalGW@water.ca.gov and will be accepted through Friday, December 5, 2025. The draft publication contains a summary Highlights (available in English and Spanish) and a detailed statewide report (Chapters 1 – 6), which features current knowledge of groundwater resources including information on the location, characteristics, use, management status, and conditions of the state’s groundwater. Also included in this draft release is an info-graphic summary of the ten hydrologic regions, showing regional groundwater at a glance (Chapter 7) and some draft appendices including: findings and recommendations that support the future management and protection of groundwater; a glossary of terms; reference materials; and an update on land subsidence in California. For more information on CalGW Updates, historical publications, and supporting information products that include the CalGW Live website and California’s Groundwater: Semi-Annual Updates, please visit: https://water.ca.gov/programs/groundwater-management/bulletin-118.
California's Groundwater (Bulletin 118)
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California’s Groundwater (Bulletin 118) is the State’s official publication on the occurrence and nature of groundwater in California. __The latest version of the report, California's Groundwater - Update 2020 was publicly released on November 16, 2021.__ The publication defines the boundaries and describes the hydrologic characteristics of California’s groundwater basins. California’s Groundwater also provides information on groundwater management and recommendations for the future. With the passage of the Sustainable Groundwater Management Act in 2014, California’s Groundwater now serves an additional role by providing Groundwater Sustainability Agencies with three critical pieces of information regarding groundwater basins: Critical Conditions of Overdraft, Basin Boundaries, and Basin Priority. Updates to California’s Groundwater will be released every five years starting in 2020. This dataset includes the latest update, historical publications and supporting documents for California's Groundwater