Annapolis Reservoir, also known as Annapolis Waterworks Park or South Basin, is a stunning water resource located in Anne Arundel, Maryland.
Wind
Humidity
Managed by the local government, this reservoir serves as a recreational hub for residents and visitors alike. With a maximum storage capacity of 82 acre-feet and a normal storage of 70 acre-feet, this reservoir covers a surface area of 6.1 acres and has a drainage area of 3.2 acres. The dam, completed in 1920, stands at a height of 15 feet and spans a length of 345 feet.
The reservoir's spillway type is classified as uncontrolled, with a spillway width of 52 feet. It has a maximum discharge capacity of 430 cubic feet per second, making it a significant water resource in the region. The dam's hazard potential is deemed significant, with a fair condition assessment as of the most recent inspection in April 2022. Despite moderate risk assessment ratings, the reservoir is maintained and regulated by the Maryland Dam Safety agency, ensuring its safety and functionality for both recreational and environmental purposes.
Water and climate enthusiasts will appreciate the unique features of Annapolis Reservoir, including its buttress dam type, multi-arch core structure, and soil foundation. With a rich history dating back over a century, this reservoir offers a picturesque setting for outdoor activities and water recreation. Located in the South River Manor area, Annapolis Reservoir is a valuable asset to the community, providing a tranquil oasis for nature lovers and a vital resource for water management in Anne Arundel County, Maryland.
Year Completed |
1920 |
Dam Length |
345 |
Dam Height |
15 |
River Or Stream |
Broad Creek-TR |
Primary Dam Type |
Buttress |
Surface Area |
6.1 |
Drainage Area |
3.2 |
Nid Storage |
82 |
Hazard Potential |
Significant |
Foundations |
Soil |
Nid Height |
15 |