Irrigated Lands Regulatory Program -
Executive Officer Decisions/Approvals

Executive Officer Decisions/Approvals

Decisions and approvals issued by the Executive Officer for the Irrigated Lands Regulatory Program (ILRP) are listed in the table below, in reverse chronological order, along with any relevant requests and letters. Documents (including those prior to 2018) are available upon request by contacting:

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Date Coalition Group(s) / Interested Parties
(sortable)
Decisions, Approvals, Requests, and Letters

June 15, 2022

T. Johnson and California Rice Commission

Approval of Extension for Submittal of Farm Evaluation and Nitrogen Management Plan Reporting

June 13, 2022

Sacramento River Watershed

Review of the Groundwater Assessment Report (GAR) 5-Year Update

June 13, 2022

Agricultural Water Quality Coalitions

Imidacloprid Monitoring and Analysis Request

April 18, 2022

Central Valley Groundwater Monitoring Collaborative

Approval of Comprehensive Quality Assurance Plan (CQAP) Amendment

March 25, 2022

Agricultural Water Quality Coalitions

Update of the Pesticides Evaluation Protocol (PEP), EO Pesticides List

March 21, 2022

San Joaquin County and Delta Area

Approval of Management Plan Completion

March 21, 2022

Caltest Laboratory

Review of Imidacloprid Alternative Method Validation Package

March 15, 2022

Central Valley Groundwater Monitoring Collaborative

Review of the 5-Year Assessment Report

March 2, 2022

Weck Laboratories, Inc.

Review of Imidacloprid Method Validation Package

February 25, 2022

North Coast Laboratories, Ltd.

Review of Imidacloprid Method Validation Package

February 15, 2022

Western San Joaquin River Watershed

Approval of the 2022 Surface Water Monitoring Plan Update

February 14, 2022

Sacramento River Watershed

Approval of the Surface Water Monitoring Reduction Request

February 14, 2022

Eastern San Joaquin River Watershed

Approval of the 2022 Water Year Monitoring Plan Update Addendum

February 4, 2022

San Joaquin County and Delta Area

Approval of the 2022 Water Year Monitoring Plan Update Amendment

January 28, 2022

Sacramento River Watershed

Approved New Requirements for On-Farm Drinking Water Well Outreach Letter

January 14, 2022

Sacramento River Watershed (Dixon/Solano)

Approval of Management Plan Completion for Selenastrum in Ulatis Creek

December 17, 2021

Tulare Lake Basin Area (Tule)

Approval of the Tule Basin Water Quality Coalition Surface Water Pesticide Monitoring Proposal

December 2, 2021

California Rice Commission

Approval of Extension for Submitting Rice Acreage Map Update

November 29, 2021

Western San Joaquin River Watershed

Approval of the 2021 Surface Water Management Plan Amendment

November 29, 2021

San Joaquin County and Delta Area

Approval of Monitoring Sampling Site Exchange Request

October 27, 2021

San Joaquin County and Delta Area

Approval of the 2022 Water Year Total Maximum Daily Load (TMDL) Revised Monitoring Plan

October 27, 2021

Central Valley Water Quality Coalitions (Kahn, Soares & Conway, LLP)

Conditional Approval of the Groundwater Protection Values for Central Valley Water Quality Coalitions

October 13, 2021

San Joaquin County and Delta Area

Approval of Reduced Chlorpyrifos and Diazinon Total Maximum Daily Load (TMDL) Monitoring

October 8, 2021

Tulare Lake Basin Area (Cawelo and Kings)

Approval of Pesticide Evaluation Protocol (PEP) Extension Request

September 17, 2021

Sacramento River Watershed

Approval of the 2022 Monitoring Plan Update

September 13, 2021

Sacramento River Watershed

Review of the Groundwater Quality Management Practices Implementation Report (MPIR) Strategy and Template

September 13, 2021

San Joaquin County and Delta Area

Approval of the 2022 Water Year Monitoring Plan Update

September 13, 2021

San Joaquin County and Delta Area

Conditional Approval of the 5-Year Groundwater Quality Assessment Report (GAR) Update

September 13, 2021

Eastern San Joaquin River Watershed

Approval of Management Plan Completion

September 13, 2021

Eastern San Joaquin River Watershed

Approval of the 2022 Water Year Monitoring Plan Update

August 2, 2021

Tulare Lake Basin Area (Buena Vista, Kaweah, Kern, Westside)

Approval of Pesticide Evaluation Protocol (PEP) Extension Request

July 20, 2021

California Rice Commission

Approval of the Revised Groundwater Quality Trend Monitoring Workplan for Sacramento Valley Rice Growers

July 14, 2021

Eastern San Joaquin River Watershed

Approval to Update the Surface Water and Groundwater Management Practice Implementation Report (MPIR) Templates

May 6, 2021

California Rice Commission

Approval of the 2021 Pesticide Monitoring Proposal

April 23, 2021

Tulare Lake Basin Area (Buena Vista)

Approval of the Buena Vista Coalition Surface Water Pesticide Evaluation Protocol (PEP) Proposal

April 5, 2021

California Rice Commission

Approval of the Amendment to the 2021 Pyrethroid Baseline Monitoring Plan

March 9, 2021

Sacramento River Watershed

Approved 2020 Groundwater Quality Assurance Project Plan (GW QAPP) Amendment

March 5, 2021

Eastern San Joaquin River Watershed

Approval of Management Plan Completion for Select Constituents

March 4, 2021

Tulare Lake Basin Area (Kings)

Approval of the Kings River Water Quality Coalition Surface Water Pesticide Monitoring Proposal – 2020 Update

February 25, 2021

Central Valley Groundwater Monitoring Collaborative

Approval of Comprehensive Quality Assurance Plan (CQAP) Amendment

February 23, 2021

Tulare Lake Basin Area (Westside)

Approval of the Westside Water Quality Coalition Surface Water Pesticide Monitoring Plan

February 23, 2021

Tulare Lake Basin Area (Kaweah)

Approval of the Kaweah Basin Water Quality Association Surface Water Pesticide Monitoring Plan

February 23, 2021

Eastern San Joaquin River Watershed

Approved Deadline Extensions Request

February 22, 2021

Western San Joaquin River Watershed

Approval of the 2021 Surface Water Monitoring Plan Update

February 22, 2021

Tulare Lake Basin Area (Cawelo)

Approval of the Cawelo Water District Coalition Surface Water Pesticide Evaluation Protocol (PEP) Proposal

February 17, 2021

Tulare Lake Basin Area (Kern)

Approval of the Kern River Watershed Coalition Authority Surface Water Pesticide Evaluation Protocol (PEP) Proposal

February 17, 2021

California Rice Commission

Approval of the 2021 Pyrethroid Baseline Monitoring Plan

February 12, 2021

Western San Joaquin River Watershed

Approved Second Deadline Extensions Request

February 12, 2021

Grassland Drainage Area

Approved Second Deadline Extensions Request

February 9, 2021

San Joaquin County and Delta Area

Approval of the 2021 Water Year Monitoring Plan Update

February 9, 2021

Eastern San Joaquin River Watershed

Approval of the 2021 Water Year Monitoring Plan Update Addendum

February 5, 2021

California Rice Commission

Approval of Rice Pesticides Program Annual Monitoring Report (AMR) and Management Practices for 2021

January 28, 2021

Western San Joaquin River Watershed

Approved Deadline Extensions Request

January 28, 2021

Grassland Drainage Area

Approved Deadline Extensions Request

January 27, 2021

Tulare Lake Basin Area, and Western Tulare Lake Basin Area

Approved Deadline Extensions Requests

January 27, 2021

San Joaquin County and Delta Area

Approval of the Monitoring Program Quality Assurance Project Plan (QAPP) Update

January 27, 2021

Eastern San Joaquin River Watershed

Approval of the Monitoring Program Quality Assurance Project Plan (QAPP) Update

January 19, 2021

Central Valley Water Quality Coalitions (Kahn, Soares & Conway, LLP)

Conditional Approval of the Groundwater Protection (GWP) Formula Workplan

January 15, 2021

San Joaquin County and Delta Area

Approval of the 2020 Nitrogen Management Plan (NMP) Summary Report Analysis

January 8, 2021

Central Valley Groundwater Monitoring Collaborative

Approval of Comprehensive Quality Assurance Plan (CQAP) Amendment

January 7, 2021

Grassland Drainage Area

Approved New Requirements for On-Farm Drinking Water Well Outreach Letter

December 29, 2020

Sacramento River Watershed

Approval of the Monitoring Program Quality Assurance Project Plan (QAPP) Update

December 18, 2020

Tulare Lake Basin Area (Tule)

Approval of the Tule Basin Water Quality Coalition Surface Water Pesticide Monitoring Proposal

December 16, 2020

Sacramento River Watershed

Approved Request to Omit the 2020 On-Farm Management Practices Verification Inspections

December 8, 2020

Grassland Drainage Area

Approval of Management Practice Implementation Report (MPIR) Template and Groundwater Quality Management Plan (GQMP) Amendments

December 4, 2020

San Joaquin County and Delta Area

Approved New Requirements for On-Farm Drinking Water Well Outreach Letter

November 24, 2020

Western San Joaquin River Watershed

Approval of Management Practice Implementation Report (MPIR) Template and Management Plan Amendments

November 20, 2020

San Joaquin County and Delta Area

Approval of the Management Practice Implementation Report (MPIR) Template and Surface Water Quality Management Plan (SQMP) Amendment

November 20, 2020

San Joaquin County and Delta Area

Approval of the Groundwater Management Practice Implementation Report (MPIR) Template and Groundwater Quality Management Plan (GQMP) Amendment

November 12, 2020

Sacramento River Watershed

Approval of the Surface Water Management Practice Implementation Report (MPIR) Template

November 10, 2020

California Land Stewardship Institute, Sacramento River Watershed, and San Joaquin County and Delta Area

Approval of the Fish Friendly Farming Farm Conservation Plan Template – Grant D1813506-1

November 6, 2020

Sacramento River Watershed

Approval of the Surface Water Quality Management Plan (SQMP) for Diazinon in Gilsizer Slough

November 3, 2020

Tulare Lake Basin Area (Cawelo, Kings)

Approval of Pesticide Evaluation Protocol (PEP) Extension Request

October 22, 2020

Sacramento River Watershed

Approval of the 2021 Monitoring Plan Update

October 22, 2020

Eastern San Joaquin River Watershed

Conditional Approval of the 2021 Water Year Monitoring Plan Update

October 20, 2020

San Joaquin County and Delta Area

Approval to Amend the 2020 Monitoring Program Groundwater Quality Assurance Project Plan (GW QAPP)

October 6, 2020

San Joaquin County and Delta Area

Approval of the 2021 Water Year Monitoring Plan Update

September 9, 2020

Tulare Lake Basin Area

Conditional Approval of the Phase 1 Priority Practice Groundwater Management Practice Implementation Report (MPIR) Submittal

August 28, 2020

Sacramento River Watershed (Butte-Yuba-Sutter)

Approval of Management Plan Completion for Copper in Pine Creek

August 28, 2020

Sacramento River Watershed (Butte-Yuba-Sutter)

Approval of Management Plan Completion for Chlorpyrifos in Pine Creek

August 18, 2020

Sacramento River Watershed (Butte-Yuba-Sutter)

Approval of Management Plan Completion for Copper in Lower Honcut Creek

July 22, 2020

San Joaquin County and Delta Area

Approval of the January 6, 2020, Request to Amend the Monitoring Program Quality Assurance Project Plan (QAPP)

July 22, 2020

San Joaquin County and Delta Area

Approval of the October 29, 2019, Request to Amend the Monitoring Program Quality Assurance Project Plan (QAPP)

July 22, 2020

Eastern San Joaquin River Watershed

Approval of the Monitoring Program Quality Assurance Project Plan (QAPP) Update

July 21, 2020

Tulare Lake Basin Area (Buena Vista, Kaweah, Kern, Westside), and Western Tulare Lake Basin Area

Approval of Pesticide Evaluation Protocol (PEP) Extension Request

July 21, 2020

Central Valley Groundwater Monitoring Collaborative

Approved Comprehensive Quality Assurance Plan (CQAP)

July 20, 2020

California Rice Commission

Approved Rice-Specific Groundwater Assessment Report (GAR) Update

June 19, 2020

Tulare Lake Basin Area (Kern)

Conditional Approval of the Surface Water Quality Management Plan (SQMP) for Chanac Creek

June 3, 2020

San Joaquin County and Delta Area

Approval of Monitoring Program Quality Assurance Project Plan (QAPP) Update

June 3, 2020

Eastern San Joaquin River Watershed

Approval of Monitoring Program Quality Assurance Project Plan (QAPP) Update

May 21, 2020

Eastern San Joaquin River Watershed

Approved Notice of Drinking Water Notification Requirement Request

May 11, 2020

Sacramento River Watershed (Goose Lake)

Approval of Reduced Monitoring / Management Practices Verification Option

May 11, 2020

California Rice Commission, Sacramento River Watershed, San Joaquin County and Delta Area, and Tulare Lake Basin Area (Tule)

Direction for Future Updates to the Groundwater Quality Trend Monitoring Program Networks

April 29, 2020

Tulare Lake Basin Area (Buena Vista)

Approval of the Buena Vista Coalition Surface Water Pesticide Evaluation Protocol (PEP) Proposal

April 29, 2020

San Joaquin County and Delta Area

Approval of Request for Suspension of Groundwater Monitoring for Norman’s Nursery

April 29, 2020

San Joaquin County and Delta Area

Approval of Management Plan Completion

April 7, 2020

Western San Joaquin River Watershed

Approval of the Sediment Toxicity Management Plan

April 1, 2020

Central Valley Groundwater Monitoring Collaborative

Review of the Phase 1 Technical Workplan

March 30, 2020

Sacramento River Watershed

Approval of the 2018 Nitrogen Management Plan Summary Report (NMPSR) Analysis

March 27, 2020

San Joaquin County and Delta Area

Approval of the 2019 Annual Management Practice Implementation and Nitrogen Application Report (AMPINAR)

May 8, 2019

Central Valley Groundwater Monitoring Collaborative

Approval of Revised Groundwater Quality Trend Monitoring Schedule

May 3, 2019

Grassland Basin Drainage Steering Committee

Approval of Extension for the 2018 Annual Monitoring Report

April 9, 2019

Northern MPEP Group Coordination Committee

Conditional Approval of the Management Practices Evaluation Program Workplan

April 3, 2019

Eastern San Joaquin River Watershed

Deadline Extension to Implement the Groundwater Management Practice Implementation Report

March 22, 2019

Eastern San Joaquin River Watershed

Approval of the 2019 Water Year Monitoring Plan Update Addendum

March 14, 2019

Sacramento River Watershed

Clarification of Due Dates for the 2019 and 2020 Nitrogen Management Plan Summary Report Evaluations

March 1, 2019

Western San Joaquin River Watershed

Approval for Completion of Management Plans

January 28, 2019

San Joaquin County and Delta Area

2019 Water Year Monitoring Plan Update

January 28, 2019

Eastern San Joaquin River Watershed

Approval for Completion of Management Plans

January 18, 2019

San Joaquin County and Delta Area

Approval for Completion of Management Plans

January 18, 2019

Tulare Lake Basin Area (Kings)

Approval of the 2019 Pesticide Monitoring Plan

January 9, 2018

Tulare Lake Basin Area (Tule)

Approval of the 2019 Pesticide Monitoring Plan

December 21, 2018

Tulare Lake Basin Area (Cawelo)

Approval of the 2019 Pesticide Monitoring Plan

November 27, 2018

Eastern San Joaquin River Watershed

Approval to Exchange the Zone 2 Core Site

November 19, 2018

Sacramento River Watershed

Approval of Ulatis Creek Unknown Toxicity to Selenastrum capricornutum Surface Water Quality Management Plan

November 19, 2018

Eastern San Joaquin River Watershed

Approval of Management Practice Implementation Report Template

October 30, 2018

San Joaquin County and Delta Area

Approval of the 2016 Crop Year Nitrogen Management Plan Summary Analysis Report

October 26, 2018

Western Tulare Lake Basin Area

Approval of the 2019 Water Year Monitoring Plan Update

October 19, 2018

Agricultural Water Quality Coalitions

Irrigation and Nitrogen Management Plan and Summary Report Templates: Issuance of approved templates

October 17, 2018

Tulare Lake Basin Area (Kaweah)

Approval of October 2018-September 2019 Surface Water Pesticide Monitoring Plan

October 12, 2018

Sacramento River Watershed

Approval of the 2019 Monitoring Plan Update

September 24, 2018

Sacramento River Watershed

Conditional Approval of the Groundwater Quality Trend Monitoring Workplan and Addendum

September 21, 2018

Eastern San Joaquin River Watershed

Conditional Approval of the 2019 Water Year Monitoring Plan Update

September 17, 2018

San Joaquin County and Delta Area

Surface Water Monitoring Plan Update Approval

September 17, 2018

Western Tulare Lake Basin Area

Conditional Approval of the 2019 Water Year Monitoring Plan Update

September 17, 2018

Tulare Lake Basin Area (Buena Vista)

Approval of the Surface Water Pesticide Evaluation Protocol Proposal - 2018 Update

September 17, 2018

Western San Joaquin River Watershed

Conditional Approval of the Groundwater Quality Trend Monitoring Workplan

September 4, 2018

Grassland Drainage Area

Conditional Approval of the Grassland Drainage Area Groundwater Quality Trend Monitoring Workplan and Addendum

August 7, 2018

Western San Joaquin River Watershed

Approval Letter for Comprehensive, Pesticides & Toxicity SQMPs

August 3, 2018

Northern MPEP Group Coordination Committee

Conditional Approval of the Management Practices Evaluation Workplan

August 3, 2018

Sacramento River Watershed (Colusa-Glenn)

Approval of the Completion of Management Plan Requirements for Legacy Organochlorine Pesticides in Lurline Creek

August 3, 2018

Sacramento River Watershed (Yolo)

Approval of the Completion of Management Plan Requirements for Legacy Organochlorine Pesticides in Willow Slough

July 25, 2018

Sacramento River Watershed

Approval of the 2017 Nitrogen Management Plan Summary Report

July 6, 2018

Sacramento River Watershed

Review of the Groundwater Quality Trend Monitoring Workplan

June 29, 2018

Eastern San Joaquin River Watershed

Conditional Approval of Groundwater Quality Trend Monitoring Program

May 25, 2018

Western San Joaquin River Watershed

Approval of the 2018 Monitoring Plan Update

April 27, 2018

Eastern San Joaquin River Watershed, and San Joaquin County and Delta Area

Approval of Amendment to the Quality Assurance Project Plan

April 16, 2018

Sacramento River Watershed

Approval of Online Sediment and Erosion Control Plan Self-Certification Training Course

April 4, 2018

Tulare Lake Basin Area (Buena Vista)

Approval of the Pesticide Monitoring Plan

March 2, 2018

Eastern San Joaquin River Watershed, and San Joaquin County and Delta Area

Approval of Amendment to the Quality Assurance Project Plan

February 15, 2018

San Joaquin County and Delta Area

Approval of MPU Addendum

February 9, 2018

San Joaquin County and Delta Area

Approval of Management Plan Monitoring Completion

January 31, 2018

Eastern San Joaquin River Watershed

Approval for Completion of Management Plans

January 30, 2018

Eastern San Joaquin River Watershed

Approval of Addendum to the 2017 Monitoring Plan Update and Annual Report Farm Evaluation Summary Analysis

January 23, 2018

Sacramento River Watershed

Notice of Non-Compliance for the Groundwater Quality Trend Monitoring Program

January 23, 2018

Sacramento River Watershed

Conditional Approval of the 2018 Monitoring Plan Update

January 12, 2018

Sacramento River Watershed

Approval of the 2016 Crop Year Nitrogen Management Plan Summary Report

January 12, 2018

Western Tulare Lake Basin Area

Approval of the Surface Water Pesticide Monitoring Plan

January 5, 2018

Sacramento River Watershed (El Dorado)

Approval of the Completion of Management Plan Requirements for Legacy Organochlorine Pesticides in North Canyon Creek

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