Lebanon Lake Dam is an earth dam located in Sullivan County, New York, built in 1926. It carries a Low hazard potential classification.
Dam profile
NID height · 20 ft20 ft tall and 175 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Lebanon Lake Dam
The primary purpose of Lebanon Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Aer-ny Gen, LLC (private). It impounds the Lebanon Lake Brook.
The dam stands 20 feet tall and stretches 175 feet across, creates a reservoir covering 288 acres, has a maximum storage capacity of 2,520 acre-feet, and collects water from a drainage area of 7 square miles. Completed in 1926, the structure is well-established, with more than 75 years of service.
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. An emergency action plan is in place for this dam. The most recent inspection on record was 08/29/2017.
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Location
| State | New York |
| County | Sullivan |
| Nearest City | None |
| River/Stream | Lebanon Lake Brook |
| Coordinates | 41.57000, -74.79833 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 175 ft |
| Year Completed | 1926 (100 years old) |
Storage & Hydraulics
| NID Storage | 2,520 acre-ft |
| Max Storage | 2,520 acre-ft |
| Normal Storage | 2,390 acre-ft |
| Surface Area | 288 acres |
| Drainage Area | 7 sq mi |
| Max Discharge | 60 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Aer-ny Gen, LLC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 08/29/2017 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | NY00580 |
| Federal ID | NY00580 |
| More Info | State Dam Safety Program |