Contribute a photo Grassmont Reservoir San Diego County, CA Follow Share Share Grassmont Reservoir... Email Facebook Twitter Grassmont ReservoirFollow Overview Fishing Reports Guides & Tackle California Grassmont Reservoir Fishing Reports Fishing reports for Grassmont Reservoir Checkout the latest Grassmont Reservoir fishing reports from businesses and local anglers. Grassmont Reservoir doesn't have any fishing reports to show. Add your report! Have you fished Grassmont Reservoir lately? Log a Trip Report Nearby Lakes & Rivers Follow Santee LakesLake San Diego County, CA 5 miles away Bass, Trout, Catfish, Crappie, Carp, SunfishLast report: 1 month ago Follow Lake JenningsLake San Diego County, CA 8 miles away Trout, Bass, Crappie, CatfishLast report: 1 month ago Catfish stocked 2 weeks ago Follow San Vicente ReservoirLake San Diego County, CA 10 miles away Bass, Catfish, Crappie, Carp, SunfishLast report: 1 month ago Pagination … … Next page ›› Last page Last »