Lake Stahahe Dam

Lake Stahahe Dam is a concrete dam located in Orange County, New York, built in 1918. It carries a High hazard potential classification and has a fair condition assessment.

About Lake Stahahe Dam

The primary purpose of Lake Stahahe Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Nysoprhp - Palisades Interstate Park Commission (state). It impounds the Stahahe Brook near Southfields.

The dam stands 14 feet tall and stretches 200 feet across, creates a reservoir covering 89 acres, has a maximum storage capacity of 777 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1918, the structure is over a century old.

This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. An emergency action plan is in place for this dam. The most recent inspection on record was 10/04/2023.

Living Downstream

If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The New York dam safety program can provide more specific information about emergency planning for this structure.

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

High HazardFair ConditionEmergency Action Plan: Yes

Location

StateNew York
CountyOrange
Nearest CitySouthfields
River/StreamStahahe Brook
Coordinates41.24750, -74.15750

Physical Characteristics

Dam TypeConcrete
NID Height14 ft
Dam Height14 ft
Dam Length200 ft
Year Completed1918 (108 years old)

Storage & Hydraulics

NID Storage777 acre-ft
Max Storage777 acre-ft
Normal Storage737 acre-ft
Surface Area89 acres
Drainage Area0 sq mi
Max Discharge180 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeRecreation
OwnerNYSOPRHP - PALISADES INTERSTATE PARK COMMISSION
Owner TypeState
Hazard ClassificationHigh
Condition AssessmentFair
Last Inspection10/04/2023
Emergency Action PlanYes

Identifiers

NID IDNY01097
Federal IDNY01097
More InfoState Dam Safety Program

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