Hynick Dam 2 is an earth dam located in Mahaska County, Iowa, built in 1962. It carries a Low hazard potential classification.
Dam profile
NID height · 28 ft28 ft tall and 387 ft long, taller than 62% 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 Hynick Dam 2
The primary purpose of Hynick Dam 2 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 M&c Hynick (private). It impounds the Tr-lost Creek near Eddyville.
The dam stands 28 feet tall and stretches 387 feet across, creates a reservoir covering 3 acres, has a maximum storage capacity of 46 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1962, 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 11/02/1967. That was over 58 years ago.
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Location
| State | Iowa |
| County | Mahaska |
| Nearest City | Eddyville |
| River/Stream | Tr-lost Creek |
| Coordinates | 41.19420, -92.60610 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 28 ft |
| Dam Height | 28 ft |
| Dam Length | 387 ft |
| Year Completed | 1962 (64 years old) |
Storage & Hydraulics
| NID Storage | 46 acre-ft |
| Max Storage | 46 acre-ft |
| Normal Storage | 23 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 | M&c Hynick |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 11/02/1967 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA00645 |
| Federal ID | IA00645 |
| More Info | State Dam Safety Program |