Harwood Dam is an earth dam located in Sioux County, Nebraska, built in 1960. It carries a Low hazard potential classification.
Dam profile
NID height · 20 ft20 ft tall and 350 ft long. 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 Harwood Dam
The primary purpose of Harwood 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 Donald & Kay Harwood (private). It impounds the Tr-whitehead Creek`.
The dam stands 20 feet tall and stretches 350 feet across, creates a reservoir covering 20 acres, has a maximum storage capacity of 215 acre-feet, and collects water from a drainage area of 3 square miles. Completed in 1960, 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 09/14/2018.
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Location
| State | Nebraska |
| County | Sioux |
| Nearest City | None |
| River/Stream | Tr-whitehead Creek` |
| Coordinates | 42.84825, -103.63307 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 350 ft |
| Year Completed | 1960 (66 years old) |
Storage & Hydraulics
| NID Storage | 215 acre-ft |
| Max Storage | 215 acre-ft |
| Normal Storage | 162 acre-ft |
| Surface Area | 20 acres |
| Drainage Area | 3 sq mi |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Donald & Kay Harwood |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 09/14/2018 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE07458 |
| Federal ID | NE07458 |
| More Info | State Dam Safety Program |