Rock Lake Dam
Rock Lake Dam is an earth dam located in Schuyler County, Missouri, built in 1968. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Rock Lake Dam
The primary purpose of Rock Lake Dam is water supply. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area. The dam is owned by Downing City (local government). It impounds the Tr-north Fabius River near Crawford.
The dam stands 36 feet tall and stretches 800 feet across, creates a reservoir covering 17 acres, has a maximum storage capacity of 315 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1968, 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 07/28/2022.
At 36 feet, this dam is taller than 83% of dams nationwide.
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Location
| State | Missouri |
| County | Schuyler |
| Nearest City | Crawford |
| River/Stream | Tr-north Fabius River |
| Coordinates | 40.52320, -92.37814 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 36 ft |
| Dam Height | 36 ft |
| Dam Length | 800 ft |
| Year Completed | 1968 (58 years old) |
Storage & Hydraulics
| NID Storage | 315 acre-ft |
| Max Storage | 315 acre-ft |
| Normal Storage | 225 acre-ft |
| Surface Area | 17 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 30 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Water Supply |
| Owner | DOWNING CITY |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 07/28/2022 |
| Emergency Action Plan | No |
Identifiers
| NID ID | MO10849 |
| Federal ID | MO10849 |
| More Info | State Dam Safety Program |