Nassau Lake Dam

Significant HazardPoor ConditionEmergency Action Plan: Yes

Location

CountyRensselaer
Nearest CityNassau
River/StreamVALATIE KILL
Coordinates42.53111, -73.60250

Physical Characteristics

Dam TypeEarth
NID Height10 ft
Dam Height10 ft
Dam Length200 ft
Year Completed1792 (234 years old)

Storage & Hydraulics

NID Storage550 acre-ft
Max Storage550 acre-ft
Normal Storage380 acre-ft
Surface Area173 acres
Drainage Area16 sq mi
Max Discharge990 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeRecreation
OwnerNASSAU LAKE PARK IMPROVEMENT ASSOCIATION INC
Owner TypePrivate
Hazard ClassificationSignificant
Condition AssessmentPoor
Last Inspection01/03/2022
Emergency Action PlanYes

Identifiers

NID IDNY00620
Federal IDNY00620
More InfoState Dam Safety Program

Nearby Dams

Smith Pond Dam 1.5 mi Low Burden Lake Dam 6.7 mi Significant Kinderhook Lake Dam 6.9 mi Low Meizinger Pond Dam 7.0 mi Low Faith Mills Lower Dam 7.1 mi Significant Mason Farm Pond Dam 7.3 mi Significant Kane Dam 7.4 mi Significant Glass Lake Dam 7.6 mi Significant Leroy Denbesten Pond Dam 8.0 mi Low Taconic Acres Inc Rec Pond Dam 8.1 mi Low