Percy Harry
Percy Harry is an earth dam located in Dewey County, Oklahoma, built in 1980. It carries a Undetermined hazard potential classification.
About Percy Harry
Percy Harry is a dam in Dewey, Oklahoma. The dam is owned by Harry Percy (private). It impounds the Tr-one Horse Cr.
The dam stands 34 feet tall, creates a reservoir covering 2 acres, has a maximum storage capacity of 56 acre-feet, and collects water from a drainage area of 320 square miles. Completed in 1980, the structure is 46 years old.
The most recent inspection on record was 08/04/2006. That was over 19 years ago.
At 34 feet, this dam is taller than 80% of dams nationwide.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Data note: Hazard potential describes the consequences if a dam failed; it does not predict the likelihood of failure. Inspection, condition, and emergency-plan fields can be incomplete or delayed. Check state dam-safety officials and local emergency managers for official guidance.
Undetermined HazardNot Rated ConditionEmergency Action Plan: Not Required
Location
| State | Oklahoma |
| County | Dewey |
| River/Stream | Tr-one Horse Cr |
| Coordinates | 35.86500, -98.80830 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 34 ft |
| Dam Height | 34 ft |
| Year Completed | 1980 (46 years old) |
Storage & Hydraulics
| NID Storage | 56 acre-ft |
| Max Storage | 56 acre-ft |
| Normal Storage | 26 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 320 sq mi |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Other |
| Owner | HARRY PERCY |
| Owner Type | Private |
| Hazard Classification | Undetermined |
| Condition Assessment | Not Rated |
| Last Inspection | 08/04/2006 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK21624 |
| Federal ID | OK21624 |
| More Info | State Dam Safety Program |