Bill Dawson Irr. Res. is an earth dam located in Monroe County, Missouri, built in 1975. It carries a Low hazard potential classification.
Dam profile
NID height · 21 ft21 ft tall and 1,156 ft long. 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 Bill Dawson Irr. Res.
The primary purpose of Bill Dawson Irr. Res. is fish and wildlife pond. The dam creates habitat for fish and wildlife, supporting local ecosystems and potentially serving conservation goals. The dam is owned by Ronnie Deal (private). It impounds the Tr-long Branch near Louisiana.
The dam stands 21 feet tall and stretches 1,156 feet across, creates a reservoir covering 2 acres, has a maximum storage capacity of 325 acre-feet, and collects water from a drainage area of 19 square miles. Completed in 1975, 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 06/13/1979. That was over 47 years ago.
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Location
| State | Missouri |
| County | Monroe |
| Nearest City | Louisiana |
| River/Stream | Tr-long Branch |
| Coordinates | 39.35183, -92.12489 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 21 ft |
| Dam Height | 21 ft |
| Dam Length | 1,156 ft |
| Year Completed | 1975 (51 years old) |
Storage & Hydraulics
| NID Storage | 325 acre-ft |
| Max Storage | 325 acre-ft |
| Normal Storage | 204 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 19 sq mi |
| Max Discharge | 116 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | Ronnie Deal |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 06/13/1979 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO50361 |
| Federal ID | MO50361 |
| More Info | State Dam Safety Program |