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ArcGIS Online Map Viewer
Service Description:
All Layers and Tables
Has Versioned Data: false
MaxRecordCount: 2000
Supported Query Formats: JSON
Supports Query Data Elements:
Layers:
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 February 23, 2026. 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: 9a5094b518534697bf503c3517f1e4e6
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
Spatial Reference:
102100
(3857)
LatestVCSWkid(0)
Initial Extent:
XMin: -1.362840056170644E7
YMin: 4548828.730489064
XMax: -1.3400058872487465E7
YMax: 4662699.914089078
Spatial Reference: 102100
(3857)
LatestVCSWkid(0)
Full Extent:
XMin: -1.38492368429E7
YMin: 3833655.2316000015
XMax: -1.2704980496199999E7
YMax: 5162402.459600002
Spatial Reference: 102100
(3857)
LatestVCSWkid(0)
Units: esriMeters
Document Info:
Enable Z Defaults: true
Supports ApplyEdits With Global Ids: false
Supports Dynamic Layers: false
Child Resources:
Info
Relationships
Supported Operations:
Query
Query Contingent Values
Append
Get Estimates