Upper Locust Creek W-170a
Upper Locust Creek W-170a is an earth dam located in Sullivan County, Missouri, built in 2010. It carries a Low hazard potential classification.
About Upper Locust Creek W-170a
The primary purpose of Upper Locust Creek W-170a is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Upper Locust Ck Ws Subdistrict (local government). It impounds the Tr-brushy Branch.
The dam stands 31 feet tall and stretches 480 feet across, creates a reservoir covering 7 acres, has a maximum storage capacity of 113 acre-feet, and collects water from a drainage area of 90 square miles. Completed in 2010, the structure is relatively new.
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 | Sullivan |
| River/Stream | Tr-brushy Branch |
| Coordinates | 40.15415, -93.24600 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 31 ft |
| Dam Height | 25 ft |
| Dam Length | 480 ft |
| Year Completed | 2010 (16 years old) |
Storage & Hydraulics
| NID Storage | 113 acre-ft |
| Max Storage | 113 acre-ft |
| Normal Storage | 31 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 90 sq mi |
| Max Discharge | 206 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | UPPER LOCUST CK WS SUBDISTRICT |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO51596 |
| Federal ID | MO51596 |
| More Info | State Dam Safety Program |