Napa-Sonoma Valley – Napa Valley

Statistics

  • Basin Name
  • Napa-Sonoma Valley – Napa Valley
  • Basin Number
  • 2-002.01
  • SGMA Basin Priority
  • High
  • Critically Overdrafted
  • No
  • Hydrologic Region Name
  • San Francisco Bay
  • Counties
  • Napa
  • Adjacent Basins
  • Napa-Sonoma Valley - Lowlands 2-002.03, Napa-Sonoma Valley - Sonoma Valley 2-002.02,

Basin Notes

2003: Bulletin 118 2003 basin description

2018: Final Basin Prioritization: High.

2022: January 31 – GSP submitted to DWR

2023: January 26 – GSP approved by DWR

At-A-Glance

Source: CA DWR
Source: CA DWR

California Water Library Documents About This Basin

Statement of Findings regarding the Approval of the Napa-Sonoma Valley Basin -- Napa Valley Subbasin Groundwater Sustainability Plan

California Department of Water Resources (DWR) | January 26th, 2023

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Napa Valley Subbasin Groundwater Sustainability Plan

Napa County | January 31st, 2022

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Napa County Comprehensive Groundwater Monitoring Program 2016 Annual Report and GASGEM Update

Napa County | March 15th, 2017

A Napa County Groundwater Monitoring Plan 2013 (Plan) was prepared to formalize and augment groundwater monitoring efforts conducted as part of a Comprehensive Groundwate

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Conceptual Model Review of Napa Valley Groundwater Model

Napa County | November 15th, 2010

The purpose of this technical memorandum is to provide a general review of the Napa Valley Groundwater model (groundwater model) produced by DHI Water & Environment (

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Napa County Baseline Data Report, Chapter 16, Groundwater Hydrology

Napa County | November 30th, 2005

This chapter summarizes the basic groundwater hydrology of Napa County and documents the construction of a local integrated groundwater model. The groundwater hydrology a

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GSA Information

Models

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