Gsd No B-21 (gc 23)
Gsd No B-21 (gc 23) is an earth dam located in Atchison County, Kansas. It carries a Low hazard potential classification.
About Gsd No B-21 (gc 23)
The primary purpose of Gsd No B-21 (gc 23) is debris control. The dam is designed to catch sediment, rocks, and debris carried by flowing water — particularly important in areas prone to mudslides or heavy erosion. The dam is owned by Delaware Wjd No 10 (local government).
The dam stands 32 feet tall and stretches 738 feet across, creates a reservoir covering 8 acres, has a maximum storage capacity of 287 acre-feet, and collects water from a drainage area of 0 square miles.
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.
At 32 feet, this dam is taller than 76% of dams nationwide.
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Location
| State | Kansas |
| County | Atchison |
| Coordinates | 39.48306, -95.43719 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 32 ft |
| Dam Height | 32 ft |
| Dam Length | 738 ft |
Storage & Hydraulics
| NID Storage | 287 acre-ft |
| Max Storage | 287 acre-ft |
| Normal Storage | 42 acre-ft |
| Surface Area | 8 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 1,100 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Debris Control |
| Owner | DELAWARE WJD NO 10 |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | KS07019 |
| Federal ID | KS07019 |
| More Info | State Dam Safety Program |