Walnut Creek Duck Marsh Dam
Walnut Creek Duck Marsh Dam is an earth dam located in Ringgold County, Iowa, built in 1959. It carries a Low hazard potential classification.
About Walnut Creek Duck Marsh Dam
The primary purpose of Walnut Creek Duck Marsh Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Iowa Department Of Natural Resources (state). It impounds the Tr-walnut Creek near Isadora, Mo.
The dam stands 8 feet tall and stretches 3,925 feet across, creates a reservoir covering 60 acres, has a maximum storage capacity of 589 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1959, 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 11/30/1960. That was over 65 years ago.
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Location
| State | Iowa |
| County | Ringgold |
| Nearest City | Isadora, Mo |
| River/Stream | Tr-walnut Creek |
| Coordinates | 40.69350, -94.32940 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 8 ft |
| Dam Height | 8 ft |
| Dam Length | 3,925 ft |
| Year Completed | 1959 (67 years old) |
Storage & Hydraulics
| NID Storage | 589 acre-ft |
| Max Storage | 589 acre-ft |
| Normal Storage | 301 acre-ft |
| Surface Area | 60 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Iowa Department of Natural Resources |
| Owner Type | State |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 11/30/1960 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA00975 |
| Federal ID | IA00975 |
| More Info | State Dam Safety Program |