Old Spiro
Old Spiro is an earth dam located in Le Flore County, Oklahoma, built in 1950. It carries a Low hazard potential classification.
About Old Spiro
The primary purpose of Old Spiro 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 Town Of Spiro (local government). It impounds the Tr-poteau Riv near Spiro.
The dam stands 15 feet tall and stretches 2,500 feet across, creates a reservoir covering 34 acres, and has a maximum storage capacity of 210 acre-feet. Completed in 1950, 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 12/01/2010. That was over 15 years ago.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Oklahoma |
| County | Le Flore |
| Nearest City | Spiro |
| River/Stream | Tr-poteau Riv |
| Coordinates | 35.24172, -94.61124 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 2,500 ft |
| Year Completed | 1950 (76 years old) |
Storage & Hydraulics
| NID Storage | 210 acre-ft |
| Max Storage | 210 acre-ft |
| Normal Storage | 140 acre-ft |
| Surface Area | 34 acres |
| Max Discharge | 2,456 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Water Supply |
| Owner | TOWN OF SPIRO |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 12/01/2010 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK02156 |
| Federal ID | OK02156 |
| More Info | State Dam Safety Program |