Hopkins Lake Dam is an earth dam located in Washington County, Missouri, built in 1991. It carries a Low hazard potential classification.
Dam profile
NID height · 30 ft30 ft tall, taller than 68% 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 Hopkins Lake Dam
The primary purpose of Hopkins Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Harry Hopkins (private). It impounds the Trib to Old Mines Creek near Racola.
The dam stands 30 feet tall, creates a reservoir covering 5 acres, has a maximum storage capacity of 80 acre-feet, and collects water from a drainage area of 320 square miles. Completed in 1991, the structure is 35 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.
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Location
| State | Missouri |
| County | Washington |
| Nearest City | Racola |
| River/Stream | Trib to Old Mines Creek |
| Coordinates | 38.05388, -90.76470 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 30 ft |
| Dam Height | 30 ft |
| Year Completed | 1991 (35 years old) |
Storage & Hydraulics
| NID Storage | 80 acre-ft |
| Max Storage | 80 acre-ft |
| Normal Storage | 50 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 320 sq mi |
Ownership & Safety
| Purpose | Recreation |
| Owner | Harry Hopkins |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO31949 |
| Federal ID | MO31949 |
| More Info | State Dam Safety Program |