Lewis Dam is a dam located in Fremont County, Iowa, built in 2002. It carries a Low hazard potential classification.
Dam profile
NID height · 27 ft27 ft tall and 400 ft long, taller than 59% 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 Lewis Dam
The primary purpose of Lewis Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Terry Lewis (private). It impounds the Trib to Horse Creek near Percival.
The dam stands 27 feet tall and stretches 400 feet across, has a maximum storage capacity of 35 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 2002, the structure is relatively new.
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 10/28/2002. That was over 23 years ago.
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Location
| State | Iowa |
| County | Fremont |
| Nearest City | Percival |
| River/Stream | Trib to Horse Creek |
| Coordinates | 40.75350, -95.70030 |
Physical Characteristics
| NID Height | 27 ft |
| Dam Height | 27 ft |
| Dam Length | 400 ft |
| Year Completed | 2002 (24 years old) |
Storage & Hydraulics
| NID Storage | 35 acre-ft |
| Max Storage | 35 acre-ft |
| Normal Storage | 18 acre-ft |
| Drainage Area | 0 sq mi |
| Max Discharge | 64 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Terry Lewis |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 10/28/2002 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA03978 |
| Federal ID | IA03978 |
| More Info | State Dam Safety Program |