Deerfield Reservoir #6 Dam

Deerfield Reservoir #6 Dam is an earth dam located in Oneida County, New York, built in 1900. It carries a High hazard potential classification and has a satisfactory condition assessment.

About Deerfield Reservoir #6 Dam

The primary purpose of Deerfield Reservoir #6 Dam is water supply. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area. The dam is owned by Mohawk Valley Water Authority (local government). It impounds the Tr-reall Creek near Utica.

The dam stands 50 feet tall and stretches 3,520 feet across, creates a reservoir covering 16 acres, has a maximum storage capacity of 385 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1900, 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 satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 04/18/2024.

At 50 feet, this dam is taller than 93% of dams nationwide.

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 HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

StateNew York
CountyOneida
Nearest CityUtica
River/StreamTr-reall Creek
Coordinates43.14222, -75.20972

Physical Characteristics

Dam TypeEarth
NID Height50 ft
Dam Height50 ft
Dam Length3,520 ft
Year Completed1900 (126 years old)

Storage & Hydraulics

NID Storage385 acre-ft
Max Storage385 acre-ft
Normal Storage321 acre-ft
Surface Area16 acres
Drainage Area0 sq mi
Spillway TypeUncontrolled

Ownership & Safety

PurposeWater Supply
OwnerMOHAWK VALLEY WATER AUTHORITY
Owner TypeLocal Government
Hazard ClassificationHigh
Condition AssessmentSatisfactory
Last Inspection04/18/2024
Emergency Action PlanYes

Identifiers

NID IDNY01227
Federal IDNY01227
More InfoState Dam Safety Program

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