Hilseweck W.j. & Helen is an earth dam located in Creek County, Oklahoma, built in 1980. It carries a Undetermined hazard potential classification.
Dam profile
NID height · 60 ft60 ft tall, taller than 95% of U.S. dams with a recorded height. Height is drawn to scale against a ten-story building, about 100 ft; the profile is a generic embankment section and the water level is illustrative.
About Hilseweck W.j. & Helen
Hilseweck W.j. & Helen is a dam in Creek, Oklahoma. The dam is owned by W J & Helen Hilseweck (private). It impounds the Big Wildhorse Cr.
The dam stands 60 feet tall, creates a reservoir covering 96 acres, has a maximum storage capacity of 3,340 acre-feet, and collects water from a drainage area of 3,200 square miles. Completed in 1980, the structure is 46 years old.
The most recent inspection on record was 08/16/2006. That was over 20 years ago.
At 60 feet, this dam is taller than 95% of all dams in the United States.
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Location
| State | Oklahoma |
| County | Creek |
| River/Stream | Big Wildhorse Cr |
| Coordinates | 35.96830, -96.04330 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 60 ft |
| Dam Height | 60 ft |
| Year Completed | 1980 (46 years old) |
Storage & Hydraulics
| NID Storage | 3,340 acre-ft |
| Max Storage | 3,340 acre-ft |
| Normal Storage | 1,648 acre-ft |
| Surface Area | 96 acres |
| Drainage Area | 3,200 sq mi |
| Max Discharge | 23,441 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Other |
| Owner | W J & Helen Hilseweck |
| Owner Type | Private |
| Hazard Classification | Undetermined |
| Condition Assessment | Not assessed |
| Last Inspection | 08/16/2006 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK21623 |
| Federal ID | OK21623 |
| More Info | State Dam Safety Program |