So Fork Blackwater Wtrshd Site E-29
So Fork Blackwater Wtrshd Site E-29 is a dam located in Johnson County, Missouri, built in 1980. It carries a Low hazard potential classification.
About So Fork Blackwater Wtrshd Site E-29
The primary purpose of So Fork Blackwater Wtrshd Site E-29 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 local government-owned. It impounds the E Pin Oak Creek near Holden.
The dam stands 27 feet tall and stretches 1,000 feet across, creates a reservoir covering 13 acres, has a maximum storage capacity of 1,954 acre-feet, and collects water from a drainage area of 774 square miles. Completed in 1980, the structure is 46 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 02/01/1989. That was over 37 years ago.
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Location
| State | Missouri |
| County | Johnson |
| Nearest City | Holden |
| River/Stream | E Pin Oak Creek |
| Coordinates | 38.70451, -94.00842 |
Physical Characteristics
| NID Height | 27 ft |
| Dam Height | 27 ft |
| Dam Length | 1,000 ft |
| Year Completed | 1980 (46 years old) |
Storage & Hydraulics
| NID Storage | 1,954 acre-ft |
| Max Storage | 1,954 acre-ft |
| Normal Storage | 117 acre-ft |
| Surface Area | 13 acres |
| Drainage Area | 774 sq mi |
| Max Discharge | 4,813 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 02/01/1989 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO20732 |
| Federal ID | MO20732 |
| More Info | State Dam Safety Program |