Hanlontown Slough Dam 1.1 is an earth dam located in Worth County, Iowa, built in 2001. It carries a Low hazard potential classification.
Dam profile
NID height · 11 ft11 ft tall and 938 ft long. 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 Hanlontown Slough Dam 1.1
The primary purpose of Hanlontown Slough Dam 1.1 is fish and wildlife pond. The dam creates habitat for fish and wildlife, supporting local ecosystems and potentially serving conservation goals. The dam is owned by US Fish & Wildlife Service - Titonka (federal). It impounds the Tr- Willow Creek near Hanlontown.
The dam stands 11 feet tall and stretches 938 feet across, creates a reservoir covering 14 acres, has a maximum storage capacity of 191 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 2001, 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.
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Location
| State | Iowa |
| County | Worth |
| Nearest City | Hanlontown |
| River/Stream | Tr- Willow Creek |
| Coordinates | 43.33670, -93.39170 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 11 ft |
| Dam Height | 11 ft |
| Dam Length | 938 ft |
| Year Completed | 2001 (25 years old) |
Storage & Hydraulics
| NID Storage | 191 acre-ft |
| Max Storage | 191 acre-ft |
| Normal Storage | 32 acre-ft |
| Surface Area | 14 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | US Fish & Wildlife Service - Titonka |
| Owner Type | Federal |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA03897 |
| Federal ID | IA03897 |
| More Info | State Dam Safety Program |