Contribute a photo Tunnel Reservoir Shasta County, CA Follow Share Share Tunnel Reservoir... Email Facebook Twitter Tunnel ReservoirFollow Overview Fishing Reports Guides & Tackle California Tunnel Reservoir Nearby Businesses Guides & Tackle Shops near Tunnel Reservoir Checkout local fishing businesses near Tunnel Reservoir. Add your business. Currently, no businesses are listed for Tunnel Reservoir. Be the first to add yours! Feature your Tunnel Reservoir Business here! Learn more