Seippel Road Dam is an earth dam located in Dubuque County, Iowa, built in 2000. It carries a Significant hazard potential classification.
Dam profile
NID height · 34 ft34 ft tall and 700 ft long, taller than 78% 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 Seippel Road Dam
The primary purpose of Seippel Road Dam 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 City of Dubuque (local government). It impounds the Tr- Middle Fork Catfish near Dubuque.
The dam stands 34 feet tall and stretches 700 feet across, creates a reservoir covering 3 acres, has a maximum storage capacity of 211 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 2000, the structure is 26 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life.
At 34 feet, this dam is taller than 78% of dams nationwide.
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Location
| State | Iowa |
| County | Dubuque |
| Nearest City | Dubuque |
| River/Stream | Tr- Middle Fork Catfish |
| Coordinates | 42.48900, -90.78000 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 34 ft |
| Dam Height | 34 ft |
| Dam Length | 700 ft |
| Year Completed | 2000 (26 years old) |
Storage & Hydraulics
| NID Storage | 211 acre-ft |
| Max Storage | 211 acre-ft |
| Normal Storage | 21 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 1 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | City of Dubuque |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA03303 |
| Federal ID | IA03303 |
| More Info | State Dam Safety Program |