Hayes Cattle Company Dam is an earth dam located in Union County, Iowa, built in 2017. It carries a Low hazard potential classification.
Dam profile
NID height · 29 ft29 ft tall and 427 ft long, taller than 65% 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 Hayes Cattle Company Dam
The primary purpose of Hayes Cattle Company Dam is grade stabilization. Grade stabilization dams prevent erosion by reducing the slope and velocity of water flowing through a channel. They're commonly used to stop gullies from deepening and to protect downstream land and infrastructure. The dam is owned by Hayes Cattle Company (private). It impounds the Trib to Twelvemile Creek near Grand River.
The dam stands 29 feet tall and stretches 427 feet across, creates a reservoir covering 4 acres, has a maximum storage capacity of 77 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 2017, 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.
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Location
| State | Iowa |
| County | Union |
| Nearest City | Grand River |
| River/Stream | Trib to Twelvemile Creek |
| Coordinates | 40.98860, -94.18220 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 29 ft |
| Dam Height | 29 ft |
| Dam Length | 427 ft |
| Year Completed | 2017 (9 years old) |
Storage & Hydraulics
| NID Storage | 77 acre-ft |
| Max Storage | 77 acre-ft |
| Normal Storage | 42 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 93 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Grade Stabilization |
| Owner | Hayes Cattle Company |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA04304 |
| Federal ID | IA04304 |
| More Info | State Dam Safety Program |