Iowa Noname22 is an earth dam located in Iowa County, Iowa, built in 1972. It carries a Low hazard potential classification.
Dam profile
NID height · 47 ft47 ft tall and 411 ft long, taller than 91% of U.S. dams with a recorded height. Height is drawn to scale against a ten-story building, about 100 ft; the profile is a generic embankment section and the water level is illustrative.
About Iowa Noname22
The primary purpose of Iowa Noname22 is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Iowa County Conservation Board (local government). It impounds the Tr-devils Run near Riverside.
The dam stands 47 feet tall and stretches 411 feet across, creates a reservoir covering 3 acres, has a maximum storage capacity of 488 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1972, 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 12/12/1960. That was over 65 years ago.
At 47 feet, this dam is taller than 91% of dams nationwide.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Iowa |
| County | Iowa |
| Nearest City | Riverside |
| River/Stream | Tr-devils Run |
| Coordinates | 41.63110, -92.17910 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 47 ft |
| Dam Height | 47 ft |
| Dam Length | 411 ft |
| Year Completed | 1972 (54 years old) |
Storage & Hydraulics
| NID Storage | 488 acre-ft |
| Max Storage | 488 acre-ft |
| Normal Storage | 34 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Iowa County Conservation Board |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 12/12/1960 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA00516 |
| Federal ID | IA00516 |
| More Info | State Dam Safety Program |