Groundwater Sustainability Plan Development

Throughout this process, STRGBA welcomes involvement and input from subbasin stakeholders - groundwater users, business representatives, and other interested members of the public including the disadvantaged communities in the subbasin.

• Modesto Subbasin Groundwater Sustainability Plan Draft Annual Report for Water Year 2024

  The GSP Draft Annual Report for Water Year 2024 is now available for public review and comment. Please submit comments to strgba@mid.org by Tuesday, March 18.

• Annual Report for Water Year 2024 General Comment Letters:

  • Alexandra Duarte — March 18, 2025

• Department of Water Resources Approved Determination of the 2024 Groundwater Sustainability Plan Submitted for the San Joaquin Valley – Modesto Subbasin

• July 2024 Revised Modesto Subbasin Groundwater Sustainability Plan (GSP)

• July 2024 Revised Modesto Subbasin GSP with Redlines

• July 2024 Revised Modesto Subbasin GSP General Comment Letters:

  • Somach, Simmons & Dunn — June 27, 2024
  • Henderson Hatfield — June 28, 2024
  • Hanson Bridgett — June 28, 2024
  • Louis Brichetto — June 28, 2024
  • Mape's Ranch and Lyon's Investments — July 9, 2024
  • Petition Requesting Fair and Reasonable Terms — July, 2024

• January 2022 Modesto Subbasin Groundwater Sustainability Plan (GSP)

• January 2022 Modesto Subbasin GSP Public Comments and Responses

• January 2022 Modesto Subbasin GSP General Comment Letters:

  • Terpstra Henderson — July 13, 2020
  • Somach, Simmons & Dunn — December 1, 2020
  • Provost & Prichard — December 3, 2020
  • National Marine Fisheries Service — September 29, 2021
  • Vance Kennedy — November 24, 2021
  • Tuolumne River Conservancy — December 9, 2021
  • Provost & Pritchard — December 15, 2021
  • Henderson & Hatfield — December 15, 2021
  • Tuolumne River Trust/California Sportfishing Protection Alliance — December 15, 2021
  • V.A. Rodden — December 15, 2021
  • Clean Water Action/Clean Water Fund et al. — December 15, 2021