Lake Oniad Dam
Lake Oniad Dam is a concrete dam located in Dutchess County, New York. It carries a Low hazard potential classification.
About Lake Oniad Dam
The primary purpose of Lake Oniad Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Lake Oniad Lot Owners Association (private). It impounds the Tr-wappinger Creek near Wappingers Falls.
The dam stands 8 feet tall and stretches 20 feet across, creates a reservoir covering 13 acres, and has a maximum storage capacity of 59 acre-feet.
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 03/29/2013. That was over 13 years ago.
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Location
| State | New York |
| County | Dutchess |
| Nearest City | Wappingers Falls |
| River/Stream | Tr-wappinger Creek |
| Coordinates | 41.59000, -73.88167 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 8 ft |
| Dam Height | 8 ft |
| Dam Length | 20 ft |
Storage & Hydraulics
| NID Storage | 59 acre-ft |
| Max Storage | 59 acre-ft |
| Normal Storage | 46 acre-ft |
| Surface Area | 13 acres |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | LAKE ONIAD LOT OWNERS ASSOCIATION |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 03/29/2013 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NY01177 |
| Federal ID | NY01177 |
| More Info | State Dam Safety Program |