Collington Life Care Center Lake is an earth dam located in Prince George's County, Maryland, built in 1986. It carries a Low hazard potential classification.
Dam profile
NID height · 25 ft25 ft tall and 400 ft long, taller than 50% of U.S. dams with a recorded height. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Collington Life Care Center Lake
The primary purpose of Collington Life Care Center Lake is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Collington Kendal (private). It impounds the Patuxent River West Branch-tr near Lake Arbor.
The dam stands 25 feet tall and stretches 400 feet across, creates a reservoir covering 6 acres, has a maximum storage capacity of 120 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1986, the structure is 40 years old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. The most recent inspection on record was 11/29/2022.
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Location
| State | Maryland |
| County | Prince George's |
| Nearest City | Lake Arbor |
| River/Stream | Patuxent River West Branch-tr |
| Coordinates | 38.92236, -76.82237 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Dam Length | 400 ft |
| Year Completed | 1986 (40 years old) |
Storage & Hydraulics
| NID Storage | 120 acre-ft |
| Max Storage | 120 acre-ft |
| Normal Storage | 30 acre-ft |
| Surface Area | 6 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 105 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Collington Kendal |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 11/29/2022 |
| Emergency Action Plan | No |
Identifiers
| NID ID | MD00491 |
| Federal ID | MD00491 |
| More Info | State Dam Safety Program |