Name: GAMA GIS Wells - Selected Chemical Available
Display Field: gm_county_name
Type: Feature Layer
Geometry Type: esriGeometryPoint
Description: GAMA GIS Wells with data fulfilling criteria for Aquifer Recharge and Groundwater Quality (ARGQ) Dashboard, displaying chemicals with sufficient data for each well. Last accessed July 1, 2025.Data accessed from GAMA GIS via R script. For information about R script, please reach out to GAMA@waterboards.ca.gov
Service Item Id: 43770f5dd18743d79bc1dd5b690ba68c
Copyright Text: For questions, please reach out to GAMA@waterboards.ca.gov
Description: GAMA GIS Wells with data fulfilling criteria for Aquifer Recharge and Groundwater Quality (ARGQ) Dashboard, displaying wells with at least one chemical with sufficient data. Last accessed July 1, 2025.Data accessed from GAMA GIS via R script. For information about R script, please reach out to GAMA@waterboards.ca.gov
Service Item Id: 43770f5dd18743d79bc1dd5b690ba68c
Copyright Text: For questions or comments, please reach out to GAMA @waterboards.ca.gov.
Description: Layer displaying location of precipitation stations used for the Aquifer Recharge and Groundwater Quality (ARGQ) Dashboard. Data obtained from California Data Exchange Center, last accessed July 1, 2025.Data was accessed at the following link: https://cdec.water.ca.gov/index.htmlSpatial polygons were created via Thiessen Polygons. Precipitation data obtained from CDEC, all stations with data for at least 95% of requested timeframe included.
Service Item Id: 43770f5dd18743d79bc1dd5b690ba68c
Copyright Text: Data hosted by CDEC, for questions about data, please refer to the link in the description. For questions or comments about the layer, please contact GAMA@waterboards.ca.gov
Description: Layer displaying periodic groundwater level depth measurements taken from USGS National Water Information System (NWIS) wells in California. Data obtained July 1, 2025.Data obtained from following link: https://nwis.waterdata.usgs.gov/ca/nwis/gwlevels
Service Item Id: 43770f5dd18743d79bc1dd5b690ba68c
Copyright Text: Data obtained from USGS, please reference the link in the descriptions for questions regarding the data. For questions about this layer, please contact GAMA@waterboards.ca.gov.
Description: Status of public water systems according to the Safe and Affordable Funding for Equity and Resilience (SAFER) program administered by the California Water Boards. Data last accessed July 1, 2025.Data obtained from SAFER program site, joined to PWS polygonal layer to allow for visualization of data. Link to data: https://data.ca.gov/dataset/safer-failing-and-at-risk-drinking-water-systems
Service Item Id: 43770f5dd18743d79bc1dd5b690ba68c
Copyright Text: Data hosted by SAFER program. For more information, please visit the data.ca.gov link found within the description of this layer. For questions about this layer, please contact GAMA@waterboards.ca.gov
Description: Layer displaying spatial polygons attributed to precipitation stations, used for the Atmospheric River Groundwater Recharge Water Quality Dashboard. Data obtained from California Data Exchange Center, last accessed July 1, 2025.Spatial polygons were created via Thiessen Polygons. Precipitation data obtained from CDEC, all stations with data for at least 95% of requested timeframe.
Service Item Id: 43770f5dd18743d79bc1dd5b690ba68c
Copyright Text: For questions or comments, please contact GAMA@waterboards.ca.gov