Evans/heston Dam
Evans/heston Dam is an earth dam located in Lucas County, Iowa, built in 1965. It carries a Low hazard potential classification.
About Evans/heston Dam
The primary purpose of Evans/heston 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 Jay Evans & Harry Heston (private). It impounds the Tr-whitebreast Creek near Red Rock Reservoir.
The dam stands 33 feet tall and stretches 350 feet across, creates a reservoir covering 5 acres, has a maximum storage capacity of 84 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1965, 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 10/10/1960. That was over 65 years ago.
At 33 feet, this dam is taller than 78% of dams nationwide.
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Location
| State | Iowa |
| County | Lucas |
| Nearest City | Red Rock Reservoir |
| River/Stream | Tr-whitebreast Creek |
| Coordinates | 41.06850, -93.46190 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 33 ft |
| Dam Height | 33 ft |
| Dam Length | 350 ft |
| Year Completed | 1965 (61 years old) |
Storage & Hydraulics
| NID Storage | 84 acre-ft |
| Max Storage | 84 acre-ft |
| Normal Storage | 57 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Jay Evans & Harry Heston |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 10/10/1960 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA00598 |
| Federal ID | IA00598 |
| More Info | State Dam Safety Program |