Madera County Water & Natural Resources
California Department of Water Resources- SGMA Groundwater Management
California Department of Water Resources SGMA Portal
The County of Madera is the exclusive GSA for the portion of the Chowchilla Subbasin in the unincorporated area of the County, and not otherwise covered by another public agency. Other GSAs in the Chowchilla Basin include Chowchilla Water District, Triangle T and Merced County.
Meeting dates and contact information for the Chowchilla subbasin GSAs:
The Delta-Mendota Subbasin exists within the larger San Joaquin Valley Groundwater basin, as described in the California Department of Water Resources Bulletin 118. The County of Madera is the exclusive GSA for the portion of the Delta-Mendota Subbasin in the unincorporated area of Madera County, and not otherwise covered by another public agency.
Additional GSAs in the Delta-Mendota Subbasin are Aliso Water District and The Exchange Contractors Water Authority.
Meeting dates for the Delta-Mendota subbasin GSAs:
The Madera Subbasin exists within the larger San Joaquin Valley Groundwater basin, as described in the California Department of Water Resources Bulletin 118. The County of Madera is the exclusive GSA for the portion of the Madera Subbasin in the unincorporated area of the County, and not otherwise covered by another public agency. There are multiple GSAs within the Madera Subbasin, including the Madera County GSA, City of Madera GSA, Madera Irrigation District, Root Creek Water District, Madera Water District, Gravelly Ford Water District, New Stone Water District. If you’re not sure what GSA you are in, use this interactive map from Madera Irrigation District.
Meeting dates for the Madera Subbasin GSAs:
