Big Creek-hurricane Creek B-121 is an earth dam located in Carroll County, Missouri, built in 1999. It carries a Low hazard potential classification.
Dam profile
NID height · 23 ft23 ft tall and 570 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 Big Creek-hurricane Creek B-121
The primary purpose of Big Creek-hurricane Creek B-121 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 Big Creek Watershed District (local government). It impounds the Tr-big Creek.
The dam stands 23 feet tall and stretches 570 feet across, creates a reservoir covering 4 acres, has a maximum storage capacity of 66 acre-feet, and collects water from a drainage area of 152 square miles. Completed in 1999, the structure is 27 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 11/01/2000. That was over 25 years ago.
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Location
| State | Missouri |
| County | Carroll |
| Nearest City | None |
| River/Stream | Tr-big Creek |
| Coordinates | 39.57094, -93.40159 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 23 ft |
| Dam Height | 20 ft |
| Dam Length | 570 ft |
| Year Completed | 1999 (27 years old) |
Storage & Hydraulics
| NID Storage | 66 acre-ft |
| Max Storage | 66 acre-ft |
| Normal Storage | 19 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 152 sq mi |
| Max Discharge | 114 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Big Creek Watershed District |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 11/01/2000 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO51075 |
| Federal ID | MO51075 |
| More Info | State Dam Safety Program |