River Sector Volunteer Program
Become a California State Parks Volunteer! The Rivers Sector includes Dos Rios, Caswell Memorial State Park, McConnell State Recreation Area, George J. Hatfield State Recreation Area, and Great Valley Grasslands State Park.
Possible volunteer opportunities include:
- Leading or supporting guided walks
- Assisting with school groups that visit the park
- Special Event support
- Trail Roving
- Trail Maintenance & Invasive plant removal
