- Review Water Quality Reports
- Office of Emergency Management
- Gunpowder Falls Streamflow Downstream of Prettyboy Dam
- Chesapeake Bay Foundation
- Blue Water Baltimore
- Invasive Species of Maryland
- Endangered Species of Maryland
- Loch Raven Fishing Center
- Loch Raven Skeet & Trap Center
- Pine Ridge Golf Course
- MD DNR Watershed Hunting Applications and Regulations
- MD DNR Reservoir Fishing Reports
- The United States Environmental Protection Agency
- The United States Environmental Protection Agency Office of Water
- Maryland Department of the Environment
- American Water Works Association
- EPA – Watersense for Kids
- The American Society of Civil Engineers
- The National Environmental Services Center
Geologic survey bathymetric reservoir maps
Reservoir natural resources
- Comprehensive Forest Conservation Plan for long-term Watershed Protection
- Gunpowder Valley Conservancy
- Prettyboy Watershed Alliance