Hirsch Dam is an earth dam located in Dakota County, Nebraska, built in 1966. It carries a Low hazard potential classification and has a poor condition assessment.
Dam profile
NID height · 30 ft30 ft tall and 533 ft long, taller than 68% 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 Hirsch Dam
Hirsch Dam is a dam in Dakota, Nebraska. The dam is owned by Bryce Andersen Farms Inc (private). It impounds the Tr-pigeon Creek Ditch near Decatur.
The dam stands 30 feet tall and stretches 533 feet across, creates a reservoir covering 1 acres, has a maximum storage capacity of 49 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1966, 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. Its condition is rated poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. The most recent inspection on record was 06/11/2019.
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Location
| State | Nebraska |
| County | Dakota |
| Nearest City | Decatur |
| River/Stream | Tr-pigeon Creek Ditch |
| Coordinates | 42.36621, -96.52429 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 30 ft |
| Dam Height | 30 ft |
| Dam Length | 533 ft |
| Year Completed | 1966 (60 years old) |
Storage & Hydraulics
| NID Storage | 49 acre-ft |
| Max Storage | 49 acre-ft |
| Normal Storage | 5 acre-ft |
| Surface Area | 1 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 591 cfs |
Ownership & Safety
| Purpose | Other |
| Owner | Bryce Andersen Farms Inc |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 06/11/2019 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE00470 |
| Federal ID | NE00470 |
| More Info | State Dam Safety Program |