California Association

The Four Rivers Association



The Four Rivers Association (Association) funds and supports educational and resource projects and
programs in state parks near Los Banos, including San Luis Reservoir State Recreation Area, Pacheco State Park, George J. Hatfield State Park, McConnell State Recreation Area, Turlock Lake State Recreation Area, Great Valley Grasslands State Park, and Caswell Memorial State Park.

 The Association publishes and sells books, pamphlets, maps, and other aids to understanding the parks and their resources; provides funding for special events, guided tours, lectures, films and other programs of general interest; furnishes equipment and supplies to help park staff and volunteers tell the parks’ story to visitors; provides funds for research, and is building a reference library for the Four Rivers Sector.  The Association also sponsors the San Luis Sailboard Safety Patrol and other volunteer efforts to offer assistance and information to visitors.

 Members receive [via e-ail (or regular mail)] a quarterly newsletter informing them of events and activities in the various parks and adjacent refuges.  Plus, members receive a 10% discount on maps, postcards, and seed packets sold at Romero Visitor Center.  Membership levels are $6 for Individuals;  $10 for Family; or $25 for Supporting.   Checks can be made payable to Four Rivers Association

To become a supporting or active member of the Association send your name, address, phone number, and e-mail address along with the annual membership fee to:          
               Four Rivers Association
               31426 Gonzaga Road
               Gustine,  CA  95322-9737


For more information, please contact Jennifer Morgan at the above address, call her at (209) 826-1196 ext. 534, or e-mail her at jmorg@parks.ca.gov.   

Program Overview

California State Parks has a valuable relationship with 88 cooperating associations authorized pursuant to Public Resource Code 513. These non-profit charitable organizations are dedicated to enhancing the educational and interpretive programs in California State Parks. Associations are related to, but independent of the state parks they serve.

Many associations have websites. California State Parks encourages you to visit these websites, however do not guarantee the content, timeliness or accuracy of the materials on these sites.