Lake Churchill (wynnfield Drive)
Lake Churchill (wynnfield Drive) is an earth dam located in Montgomery County, Maryland, built in 1971. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Lake Churchill (wynnfield Drive)
The primary purpose of Lake Churchill (wynnfield Drive) is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Churchill Foundation (private). It impounds the Little Seneca Creek-tr near Little Seneca Lake.
The dam stands 44 feet tall and stretches 485 feet across, creates a reservoir covering 19 acres, has a maximum storage capacity of 477 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1971, the structure is well into its service life at over 50 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. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 05/05/2022.
At 44 feet, this dam is taller than 90% of dams nationwide.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Maryland |
| County | Montgomery |
| Nearest City | Little Seneca Lake |
| River/Stream | Little Seneca Creek-tr |
| Coordinates | 39.18833, -77.28330 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 44 ft |
| Dam Height | 44 ft |
| Dam Length | 485 ft |
| Year Completed | 1971 (55 years old) |
Storage & Hydraulics
| NID Storage | 477 acre-ft |
| Max Storage | 477 acre-ft |
| Normal Storage | 228 acre-ft |
| Surface Area | 19 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 3,025 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Churchill Foundation |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 05/05/2022 |
| Emergency Action Plan | No |
Identifiers
| NID ID | MD00088 |
| Federal ID | MD00088 |
| More Info | State Dam Safety Program |