Matawa Lake Dam
Matawa Lake Dam is a masonry dam located in Sullivan County, New York, built in 1949. It carries a Low hazard potential classification.
About Matawa Lake Dam
The primary purpose of Matawa Lake Dam is water supply. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area. The dam is owned by Livingston Manor Water District (local government). It impounds the Tr-little Beaver Kill near Morsston.
The dam stands 22 feet tall and stretches 120 feet across, creates a reservoir covering 26 acres, and has a maximum storage capacity of 275 acre-feet. Completed in 1949, 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. The most recent inspection on record was 12/17/2009. That was over 16 years ago.
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Location
| State | New York |
| County | Sullivan |
| Nearest City | Morsston |
| River/Stream | Tr-little Beaver Kill |
| Coordinates | 41.86000, -74.81444 |
Physical Characteristics
| Dam Type | Masonry |
| NID Height | 22 ft |
| Dam Height | 22 ft |
| Dam Length | 120 ft |
| Year Completed | 1949 (77 years old) |
Storage & Hydraulics
| NID Storage | 275 acre-ft |
| Max Storage | 275 acre-ft |
| Normal Storage | 240 acre-ft |
| Surface Area | 26 acres |
| Max Discharge | 215 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Water Supply |
| Owner | LIVINGSTON MANOR WATER DISTRICT |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 12/17/2009 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NY00344 |
| Federal ID | NY00344 |
| More Info | State Dam Safety Program |