Belmont Lake Dam

Belmont Lake Dam is an earth dam located in Suffolk County, New York, built in 1905. It carries a Low hazard potential classification.

About Belmont Lake Dam

The primary purpose of Belmont Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Nys Office Of Parks, Recreation & Historic Preservation- Long Island Region (state). It impounds the Carlls River near North Babylon.

The dam stands 9 feet tall and stretches 1,500 feet across, creates a reservoir covering 26 acres, has a maximum storage capacity of 78 acre-feet, and collects water from a drainage area of 28 square miles. Completed in 1905, the structure is over a century old.

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 05/05/2009. That was over 16 years ago.

Search for dams near your address to see all dams in your area with hazard classifications and safety data.

Low HazardNot Rated ConditionEmergency Action Plan: Not Required

Location

StateNew York
CountySuffolk
Nearest CityNorth Babylon
River/StreamCarlls River
Coordinates40.73278, -73.34222

Physical Characteristics

Dam TypeEarth
NID Height9 ft
Dam Height9 ft
Dam Length1,500 ft
Year Completed1905 (121 years old)

Storage & Hydraulics

NID Storage78 acre-ft
Max Storage78 acre-ft
Normal Storage57 acre-ft
Surface Area26 acres
Drainage Area28 sq mi
Spillway TypeUncontrolled

Ownership & Safety

PurposeRecreation
OwnerNYS OFFICE OF PARKS, RECREATION & HISTORIC PRESERVATION- LONG ISLAND REGION
Owner TypeState
Hazard ClassificationLow
Condition AssessmentNot Rated
Last Inspection05/05/2009
Emergency Action PlanNot Required

Identifiers

NID IDNY01520
Federal IDNY01520
More InfoState Dam Safety Program

Nearby Dams