Napa-Sonoma Marshes Wildlife Area Land Management Plan


Location: The approximately 14,000 acre Napa-Sonoma Marshes Wildlife Area (NSMWA) is composed of predominately former tidelands on the plain at the northern edge of San Pablo Bay. It is located in Napa, Sonoma, and Solano Counties.

Purpose of Acquisition: To protect existing wetlands and restore and enhance areas of the marshes that were historically wetlands.

Description: The following is not a comprehensive list, but rather a list of some site specific management goals*: Restore and enhance a mosaic of habitats, including tidal salt and brackish water marshes, managed ponds, seasonal wetlands, and adjacent uplands, that will benefit rare, threatened, and endangered species as well as a broad range of non-listed fish, wildlife, and plant species. Increase existing and provide new opportunities for low impact, compatible, wildlife-dependent recreational activities like: hunting, fishing, nature observation, and hiking.

Environmental Review Process

Status: Complete

Notice of Completion: Filed on August 16, 2010, in compliance with Section 21108 or 21152 of the Public Resources Code.

Management Plan Retention

A hard copy of the Management Plan, including public comments and responses, can be viewed during regular office hours (Monday – Friday, 8:00 a.m. to 4:30 p.m.) at:

California Department of Fish and Wildlife
Bay Delta Region
2825 Cordelia Road, Suite 100
Fairfield, CA 94534

(707) 428-2002

*Implementation of tasks needed to achieve management goals is dependent on the availability of staffing and adequate operations and maintenance budget.

Last update : 3/17/2020 4:03:57 PM