Rohwer Dam
Rohwer Dam is an earth dam located in Pottawattamie County, Iowa, built in 1962. It carries a Low hazard potential classification.
About Rohwer Dam
The primary purpose of Rohwer 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 Herbert Rohwer (private). It impounds the Tr-walnut Creek near Walnut.
The dam stands 22 feet tall and stretches 670 feet across, creates a reservoir covering 6 acres, has a maximum storage capacity of 80 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1962, 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 10/29/1963. That was over 62 years ago.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Iowa |
| County | Pottawattamie |
| Nearest City | Walnut |
| River/Stream | Tr-walnut Creek |
| Coordinates | 41.35960, -95.24660 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 22 ft |
| Dam Height | 22 ft |
| Dam Length | 670 ft |
| Year Completed | 1962 (64 years old) |
Storage & Hydraulics
| NID Storage | 80 acre-ft |
| Max Storage | 80 acre-ft |
| Normal Storage | 29 acre-ft |
| Surface Area | 6 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Herbert Rohwer |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 10/29/1963 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA00946 |
| Federal ID | IA00946 |
| More Info | State Dam Safety Program |