Dd No 23 is an earth dam located in Wabaunsee County, Kansas, built in 1994. It carries a Low hazard potential classification.
Dam profile
NID height · 31 ft31 ft tall and 550 ft long, taller than 72% of U.S. dams with a recorded height. 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 Dd No 23
The primary purpose of Dd No 23 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 Mill Creek Wjd No 85 (local government). It impounds the West Branch Mill Creek-tr near Alma.
The dam stands 31 feet tall and stretches 550 feet across, creates a reservoir covering 10 acres, has a maximum storage capacity of 300 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1994, the structure is 32 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.
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Location
| State | Kansas |
| County | Wabaunsee |
| Nearest City | Alma |
| River/Stream | West Branch Mill Creek-tr |
| Coordinates | 38.95134, -96.45585 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 31 ft |
| Dam Height | 31 ft |
| Dam Length | 550 ft |
| Year Completed | 1994 (32 years old) |
Storage & Hydraulics
| NID Storage | 300 acre-ft |
| Max Storage | 300 acre-ft |
| Normal Storage | 42 acre-ft |
| Surface Area | 10 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 1,290 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Mill Creek Wjd No 85 |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | KS09254 |
| Federal ID | KS09254 |
| More Info | State Dam Safety Program |