Hammer Dam is an earth dam located in Warren County, Iowa, built in 2000. It carries a Low hazard potential classification.
Dam profile
NID height · 28 ft28 ft tall and 370 ft long, taller than 62% 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 Hammer Dam
The primary purpose of Hammer 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 Harold Hammer (private). It impounds the Tr-middle Creek near Norwalk.
The dam stands 28 feet tall and stretches 370 feet across, creates a reservoir covering 1 acres, has a maximum storage capacity of 17 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 2000, the structure is 26 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. The most recent inspection on record was 10/01/2003. That was over 23 years ago.
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Location
| State | Iowa |
| County | Warren |
| Nearest City | Norwalk |
| River/Stream | Tr-middle Creek |
| Coordinates | 41.48000, -93.70240 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 28 ft |
| Dam Height | 28 ft |
| Dam Length | 370 ft |
| Year Completed | 2000 (26 years old) |
Storage & Hydraulics
| NID Storage | 17 acre-ft |
| Max Storage | 17 acre-ft |
| Normal Storage | 6 acre-ft |
| Surface Area | 1 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Harold Hammer |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 10/01/2003 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA03343 |
| Federal ID | IA03343 |
| More Info | State Dam Safety Program |