Mill Pond Dam

Mill Pond Dam is an earth dam located in Suffolk County, New York, built in 1920. It carries a Low hazard potential classification.

About Mill Pond Dam

Mill Pond Dam is a dam in Suffolk, New York. The dam is owned by Town Of Southampton (local government). It impounds the Mill Creek near Water Mill.

The dam stands 11 feet tall and stretches 100 feet across, creates a reservoir covering 90 acres, and has a maximum storage capacity of 430 acre-feet. Completed in 1920, 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 12/31/2001. That was over 24 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 CityWater Mill
River/StreamMill Creek
Coordinates40.91000, -72.35667

Physical Characteristics

Dam TypeEarth
NID Height11 ft
Dam Height11 ft
Dam Length100 ft
Year Completed1920 (106 years old)

Storage & Hydraulics

NID Storage430 acre-ft
Max Storage430 acre-ft
Normal Storage230 acre-ft
Surface Area90 acres
Max Discharge81 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeOther
OwnerTOWN OF SOUTHAMPTON
Owner TypeLocal Government
Hazard ClassificationLow
Condition AssessmentNot Rated
Last Inspection12/31/2001
Emergency Action PlanNot Required

Identifiers

NID IDNY01432
Federal IDNY01432
More InfoState Dam Safety Program