Hilleary Dam
Hilleary Dam is an earth dam located in Des Moines County, Iowa, built in 1989. It carries a Low hazard potential classification.
About Hilleary Dam
The primary purpose of Hilleary 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 Dale Hilleary (private). It impounds the Tr-cedar Creek near Geode State Park.
The dam stands 32 feet tall and stretches 280 feet across, creates a reservoir covering 3 acres, has a maximum storage capacity of 41 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1989, the structure is 37 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 32 feet, this dam is taller than 76% of dams nationwide.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Iowa |
| County | Des Moines |
| Nearest City | Geode State Park |
| River/Stream | Tr-cedar Creek |
| Coordinates | 40.83000, -91.35000 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 32 ft |
| Dam Height | 32 ft |
| Dam Length | 280 ft |
| Year Completed | 1989 (37 years old) |
Storage & Hydraulics
| NID Storage | 41 acre-ft |
| Max Storage | 41 acre-ft |
| Normal Storage | 26 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Dale Hilleary |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA02607 |
| Federal ID | IA02607 |
| More Info | State Dam Safety Program |