Knowlesville Marsh Dam
Low HazardFair ConditionEmergency Action Plan: Not Required
Location
| State | New York |
| County | Genesee |
| River/Stream | Tributary to Oak Orchard Creek |
| Coordinates | 43.11330, -78.33330 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 11 ft |
| Dam Height | 11 ft |
| Dam Length | 940 ft |
| Year Completed | 1964 (62 years old) |
Storage & Hydraulics
| NID Storage | 274 acre-ft |
| Max Storage | 274 acre-ft |
| Normal Storage | 12 acre-ft |
| Surface Area | 6 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 48 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | US FISH AND WILDLIFE SERVICE |
| Owner Type | Federal |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 07/22/2019 |
| Emergency Action Plan | Not Required |