Northumberland Dam is a concrete dam located in Washington County, New York, built in 1870. It carries a Low hazard potential classification.
Dam profile
NID height · 16 ft16 ft tall and 805 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic concrete gravity section and the water level is illustrative.
About Northumberland Dam
The primary purpose of Northumberland Dam is navigation. The dam maintains water levels sufficient for boat and barge traffic, supporting commercial or recreational navigation on the waterway. The dam is owned by New York State Canal Corporation (state). It impounds the Hudson River near Schuylerville.
The dam stands 16 feet tall and stretches 805 feet across, creates a reservoir covering 2,750 acres, has a maximum storage capacity of 3,350 acre-feet, and collects water from a drainage area of 2,997 square miles. Completed in 1870, the structure is one of the older dams in the region, with over a century and a half 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 05/19/2011. That was over 15 years ago.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | New York |
| County | Washington |
| Nearest City | Schuylerville |
| River/Stream | Hudson River |
| Coordinates | 43.12333, -73.58500 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 16 ft |
| Dam Height | 16 ft |
| Dam Length | 805 ft |
| Year Completed | 1870 (156 years old) |
Storage & Hydraulics
| NID Storage | 3,350 acre-ft |
| Max Storage | 3,350 acre-ft |
| Normal Storage | 3,350 acre-ft |
| Surface Area | 2,750 acres |
| Drainage Area | 2,997 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Navigation |
| Owner | New York State Canal Corporation |
| Owner Type | State |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 05/19/2011 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NY01076 |
| Federal ID | NY01076 |
| More Info | State Dam Safety Program |