Mononame 883/(dry)
Mononame 883/(dry) is an earth dam located in Jefferson County, Missouri, built in 1967. It carries a Low hazard potential classification.
About Mononame 883/(dry)
Mononame 883/(dry) is a dam in Jefferson, Missouri. The dam is owned by Unk (private). It impounds the Tr To Big River near Cedar Hill.
The dam stands 22 feet tall, creates a reservoir covering 10 acres, has a maximum storage capacity of 118 acre-feet, and collects water from a drainage area of 70 square miles. Completed in 1967, 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. The most recent inspection on record was 03/27/1981. That was over 45 years ago.
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Location
| State | Missouri |
| County | Jefferson |
| Nearest City | Cedar Hill |
| River/Stream | Tr To Big River |
| Coordinates | 38.28797, -90.66225 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 22 ft |
| Dam Height | 22 ft |
| Year Completed | 1967 (59 years old) |
Storage & Hydraulics
| NID Storage | 118 acre-ft |
| Max Storage | 118 acre-ft |
| Normal Storage | 73 acre-ft |
| Surface Area | 10 acres |
| Drainage Area | 70 sq mi |
Ownership & Safety
| Purpose | Other |
| Owner | UNK |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 03/27/1981 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO31290 |
| Federal ID | MO31290 |
| More Info | State Dam Safety Program |