Mc Dowell Dam is an earth dam located in Wapello County, Iowa, built in 1999. It carries a Low hazard potential classification.
Dam profile
NID height · 38 ft38 ft tall and 303 ft long, taller than 84% 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 Mc Dowell Dam
The primary purpose of Mc Dowell 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 Jo Ellen Mcdowell (private). It impounds the Tr- Chippwa Creek near Eldon.
The dam stands 38 feet tall and stretches 303 feet across, creates a reservoir covering 2 acres, has a maximum storage capacity of 33 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1999, the structure is 27 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.
At 38 feet, this dam is taller than 84% of dams nationwide.
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Location
| State | Iowa |
| County | Wapello |
| Nearest City | Eldon |
| River/Stream | Tr- Chippwa Creek |
| Coordinates | 40.96550, -92.26720 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 38 ft |
| Dam Height | 38 ft |
| Dam Length | 303 ft |
| Year Completed | 1999 (27 years old) |
Storage & Hydraulics
| NID Storage | 33 acre-ft |
| Max Storage | 33 acre-ft |
| Normal Storage | 23 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Jo Ellen Mcdowell |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA03379 |
| Federal ID | IA03379 |
| More Info | State Dam Safety Program |