About Grassland Basin Authority

The Grassland Basin Authority (GBA) is a public agency formed in 2019 under California law to manage drainage and other related activities in the Grassland Basin Drainage Area, which is situated in western Merced and Fresno counties. The GBA currently has seven member agencies: Camp 13 Drainage District, Charleston Drainage District, Firebaugh Canal Water District, Pacheco Water District, Panoche Drainage District, Panoche Water District, and San Luis Water District.
The GBA operates and maintains the San Joaquin River Water Quality Improvement Project (SJRIP). The SJRIP utilizes sub-surface drainage and stormwater to irrigate approximately 7,000 acres of land. The primary crop grown on the RIP is Jose Tall Wheat Grass, in addition there is 276 acres of pistachios that the University of California Agriculture and Natural Resources at Davis is doing long term saline irrigation strategies research within.