Wessel Sediment Basin
Wessel Sediment Basin is an earth dam located in Delaware County, Iowa, built in 2005. It carries a Low hazard potential classification.
About Wessel Sediment Basin
The primary purpose of Wessel Sediment Basin 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 John Wessel (private). It impounds the Trib To Elk Creek near Elkport.
The dam stands 35 feet tall and stretches 285 feet across, creates a reservoir covering 1 acres, has a maximum storage capacity of 18 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 2005, 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.
At 35 feet, this dam is taller than 82% of dams nationwide.
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Location
| State | Iowa |
| County | Delaware |
| Nearest City | Elkport |
| River/Stream | Trib To Elk Creek |
| Coordinates | 42.63110, -91.25850 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 35 ft |
| Dam Height | 35 ft |
| Dam Length | 285 ft |
| Year Completed | 2005 (21 years old) |
Storage & Hydraulics
| NID Storage | 18 acre-ft |
| Max Storage | 18 acre-ft |
| Normal Storage | 7 acre-ft |
| Surface Area | 1 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 140 cfs |
Ownership & Safety
| Purpose | Debris Control |
| Owner | John Wessel |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA04049 |
| Federal ID | IA04049 |
| More Info | State Dam Safety Program |