Kromminga Dam is an earth dam located in Benton County, Iowa, built in 1970. It carries a Low hazard potential classification.
Dam profile
NID height · 17 ft17 ft tall and 464 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 Kromminga Dam
The primary purpose of Kromminga Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Donald Kromminga (private). It impounds the Tr-buckeye Creek near Iowa River.
The dam stands 17 feet tall and stretches 464 feet across, creates a reservoir covering 4 acres, has a maximum storage capacity of 50 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1970, 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 12/20/1967. That was over 58 years ago.
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Location
| State | Iowa |
| County | Benton |
| Nearest City | Iowa River |
| River/Stream | Tr-buckeye Creek |
| Coordinates | 41.86490, -92.15700 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 17 ft |
| Dam Height | 17 ft |
| Dam Length | 464 ft |
| Year Completed | 1970 (56 years old) |
Storage & Hydraulics
| NID Storage | 50 acre-ft |
| Max Storage | 50 acre-ft |
| Normal Storage | 21 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Donald Kromminga |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 12/20/1967 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA00130 |
| Federal ID | IA00130 |
| More Info | State Dam Safety Program |