Richard Weishan Pond Dam
Richard Weishan Pond Dam is an earth dam located in Cattaraugus County, New York, built in 1961. It carries a Significant hazard potential classification.
About Richard Weishan Pond Dam
The primary purpose of Richard Weishan Pond Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by David Staples;mark Mitchell Jr & Sr (private). It impounds the East Otto Creek near East Otto.
The dam stands 16 feet tall and stretches 425 feet across, creates a reservoir covering 23 acres, has a maximum storage capacity of 169 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1961, the structure is well into its service life at over 50 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. The most recent inspection on record was 05/17/2023.
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Location
| State | New York |
| County | Cattaraugus |
| Nearest City | East Otto |
| River/Stream | East Otto Creek |
| Coordinates | 42.35417, -78.68361 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 16 ft |
| Dam Height | 16 ft |
| Dam Length | 425 ft |
| Year Completed | 1961 (65 years old) |
Storage & Hydraulics
| NID Storage | 169 acre-ft |
| Max Storage | 169 acre-ft |
| Normal Storage | 85 acre-ft |
| Surface Area | 23 acres |
| Drainage Area | 1 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | DAVID STAPLES;MARK MITCHELL JR & SR |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not Rated |
| Last Inspection | 05/17/2023 |
| Emergency Action Plan | No |
Identifiers
| NID ID | NY00839 |
| Federal ID | NY00839 |
| More Info | State Dam Safety Program |