Iowa Noname12 is an earth dam located in Des Moines County, Iowa, built in 1967. It carries a Low hazard potential classification.
Dam profile
NID height · 32 ft32 ft tall and 475 ft long, taller than 74% 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 Iowa Noname12
The primary purpose of Iowa Noname12 is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Girl Scouts (private). It impounds the Tr-skunk River near Augusta.
The dam stands 32 feet tall and stretches 475 feet across, creates a reservoir covering 3 acres, has a maximum storage capacity of 34 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1967, the structure is well into its service life at over 50 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 02/15/1968. That was over 58 years ago.
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Location
| State | Iowa |
| County | Des Moines |
| Nearest City | Augusta |
| River/Stream | Tr-skunk River |
| Coordinates | 40.78890, -91.31880 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 32 ft |
| Dam Height | 32 ft |
| Dam Length | 475 ft |
| Year Completed | 1967 (59 years old) |
Storage & Hydraulics
| NID Storage | 34 acre-ft |
| Max Storage | 34 acre-ft |
| Normal Storage | 19 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Girl Scouts |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 02/15/1968 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA00356 |
| Federal ID | IA00356 |
| More Info | State Dam Safety Program |