Providing Irrigated Lands Regulatory Program Coverage for the Patterson Irrigation District Farmers and Landowners though the

Westside San Joaquin River Watershed Coalition. For submitting your Nitrate Management Plans and Farm Evaluation Forms digitally you can go to the Westside San Joaquin River Watershed Coalitions website linked below:

Westside San Joaquin River Watershed Coalition Website Link


Additional information regarding the irrigated lands program can be found below:

Waste Discharge Requirements General Order 2019 Update

Westside Coalition NOC Signup Form

Amount of Nitrogen in Irrigation Water

Nitrogen Management Plan Form and Instructions

Farm Evaluation Template

WSJRWC Newsletter Update October 2015

Sediment and Erosion Control Plan

Eastside ILRP SWRCB Order Synopsis