Hartshorne is a gravity dam located in Pittsburg County, Oklahoma, built in 1930. It carries a Low hazard potential classification.
Dam profile
NID height · 25 ft25 ft tall and 330 ft long, taller than 50% 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 concrete gravity section and the water level is illustrative.
About Hartshorne
The primary purpose of Hartshorne is water supply. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area. The dam is owned by Kathy a Hays (local government). It impounds the Blue Creek near Hartshorne.
The dam stands 25 feet tall and stretches 330 feet across, creates a reservoir covering 83 acres, and has a maximum storage capacity of 1,251 acre-feet. Completed in 1930, 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 05/31/2011. That was over 15 years ago.
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Location
| State | Oklahoma |
| County | Pittsburg |
| Nearest City | Hartshorne |
| River/Stream | Blue Creek |
| Coordinates | 34.81251, -95.54206 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Dam Length | 330 ft |
| Year Completed | 1930 (96 years old) |
Storage & Hydraulics
| NID Storage | 1,251 acre-ft |
| Max Storage | 1,251 acre-ft |
| Normal Storage | 947 acre-ft |
| Surface Area | 83 acres |
| Max Discharge | 69,750 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Water Supply |
| Owner | Kathy a Hays |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 05/31/2011 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK21078 |
| Federal ID | OK21078 |
| More Info | State Dam Safety Program |