Welcome to the official website of the Turlock Subbasin Groundwater Sustainability Agencies (GSAs) working to comply with the Sustainable Groundwater Management Act (SGMA) of 2014 and achieve long-term sustainability of the Turlock Subbasin.
The East Turlock Subbasin GSA and the West Turlock Subbasin GSA are developing a single Groundwater Sustainability Plan (GSP) to manage groundwater quantity and quality through at least 2042.
|West Turlock Subbasin GSA members||East Turlock Subbasin GSA members|
|City of Ceres||Ballico-Cortez Water District|
|City of Hughson||Eastside Water District|
|City of Modesto||Merced County|
|City of Turlock||Merced Irrigation District|
|City of Waterford (for Hickman)||Stanislaus County|
|Delhi County Water District|
|Denair Community Services District|
|Hilmar County Water District|
|Keyes Community Services District|
|Turlock Irrigation District|