Lenhart is an earth dam located in Woods County, Oklahoma, built in 1960. It carries a Low hazard potential classification.
Dam profile
NID height · 30 ft30 ft tall and 450 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 Lenhart
Lenhart is a dam in Woods, Oklahoma. The dam is owned by Keri Myers (private). It impounds the Tr Yellowstone Cr near Alva.
The dam stands 30 feet tall and stretches 450 feet across, creates a reservoir covering 6 acres, and has a maximum storage capacity of 270 acre-feet. 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 11/30/2010. That was over 15 years ago.
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Location
| State | Oklahoma |
| County | Woods |
| Nearest City | Alva |
| River/Stream | Tr Yellowstone Cr |
| Coordinates | 36.93820, -99.03649 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 30 ft |
| Dam Height | 30 ft |
| Dam Length | 450 ft |
| Year Completed | 1960 (66 years old) |
Storage & Hydraulics
| NID Storage | 270 acre-ft |
| Max Storage | 270 acre-ft |
| Normal Storage | 180 acre-ft |
| Surface Area | 6 acres |
| Max Discharge | 4,420 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Other |
| Owner | Keri Myers |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 11/30/2010 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK20920 |
| Federal ID | OK20920 |
| More Info | State Dam Safety Program |