Hoffman Dam
Hoffman Dam is an earth dam located in Hardin County, Iowa, built in 1994. It carries a Low hazard potential classification.
About Hoffman Dam
The primary purpose of Hoffman Dam is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by Gary Hoffman (private). It impounds the Tr- Iowa River near Gifford.
The dam stands 27 feet tall and stretches 220 feet across, creates a reservoir covering 4 acres, has a maximum storage capacity of 58 acre-feet, and collects water from a drainage area of 1 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 | Iowa |
| County | Hardin |
| Nearest City | Gifford |
| River/Stream | Tr- Iowa River |
| Coordinates | 42.40860, -93.33130 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 27 ft |
| Dam Height | 27 ft |
| Dam Length | 220 ft |
| Year Completed | 1994 (32 years old) |
Storage & Hydraulics
| NID Storage | 58 acre-ft |
| Max Storage | 58 acre-ft |
| Normal Storage | 35 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 1 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Gary Hoffman |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA03031 |
| Federal ID | IA03031 |
| More Info | State Dam Safety Program |