Shadley Dam is an earth dam located in Dawson County, Nebraska, built in 1948. It carries a Low hazard potential classification.
Dam profile
NID height · 18 ft18 ft tall and 305 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 Shadley Dam
Shadley Dam is a dam in Dawson, Nebraska. The dam is owned by Darius Drew Arnold (private). It impounds the Tr-kilgore Creek near Pleasanton.
The dam stands 18 feet tall and stretches 305 feet across, creates a reservoir covering 11 acres, has a maximum storage capacity of 114 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1948, the structure is well-established, with more than 75 years of service.
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 11/19/2020.
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Location
| State | Nebraska |
| County | Dawson |
| Nearest City | Pleasanton |
| River/Stream | Tr-kilgore Creek |
| Coordinates | 41.03759, -99.51416 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Dam Height | 18 ft |
| Dam Length | 305 ft |
| Year Completed | 1948 (78 years old) |
Storage & Hydraulics
| NID Storage | 114 acre-ft |
| Max Storage | 114 acre-ft |
| Normal Storage | 83 acre-ft |
| Surface Area | 11 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 460 cfs |
Ownership & Safety
| Purpose | Other |
| Owner | Darius Drew Arnold |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 11/19/2020 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE01436 |
| Federal ID | NE01436 |
| More Info | State Dam Safety Program |