Rattlewood Golf Course, also known as Frall Pond, is a picturesque irrigation and recreation facility located in Montgomery County, Maryland.
Wind
Humidity
Owned and managed by the local government, this Earth-type dam was completed in 1975 and stands at a height of 30.5 feet, with a storage capacity of 50 acre-feet. The dam serves primarily for irrigation purposes, supporting the lush greenery of the golf course while also providing recreational opportunities for visitors.
Managed by the Maryland Dam Safety regulatory agency, the Rattlewood Golf Course dam has a significant hazard potential but is currently assessed as being in satisfactory condition. Regular inspections are conducted to ensure its safety, with the latest inspection carried out in June 2021. The dam underwent structural upgrades in 2009, enhancing its resilience and functionality. With a moderate risk assessment rating, the dam is equipped with an uncontrolled spillway and measures in place to manage potential risks effectively.
Situated near the Patuxent River in the city of Mt Airy, Rattlewood Golf Course dam covers a surface area of 3 acres and drains a 0.2 square-mile watershed. The facility boasts a spillway width of 20 feet and a maximum discharge capacity of 10 cubic feet per second. As a crucial water resource for irrigation and recreation, Rattlewood Golf Course dam stands as a testament to sustainable water management practices and the harmonious integration of human activities with natural ecosystems.
Years Modified |
2009 - Structural |
Year Completed |
1975 |
Dam Length |
400 |
Dam Height |
30.5 |
River Or Stream |
Patuxent River-TR |
Primary Dam Type |
Earth |
Surface Area |
3 |
Drainage Area |
0.2 |
Nid Storage |
50 |
Hazard Potential |
Significant |
Foundations |
Rock, Soil |
Nid Height |
31 |