Whites Pond Dam And Dike

Whites Pond Dam And Dike is a stone dam located in Merrimack County, New Hampshire, built in 1890. It carries a High hazard potential classification and has a satisfactory condition assessment.

About Whites Pond Dam And Dike

The primary purpose of Whites Pond Dam And Dike is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Winsunvale Shores Home Owners Assoc (private). It impounds the Tr Suncook River near Pittsfield.

The dam stands 15 feet tall and stretches 230 feet across, creates a reservoir covering 24 acres, has a maximum storage capacity of 405 acre-feet, and collects water from a drainage area of 2 square miles. Completed in 1890, 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 08/31/2021.

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 Hampshire 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 Hampshire
CountyMerrimack
Nearest CityPittsfield
River/StreamTr Suncook River
Coordinates43.30190, -71.31750

Physical Characteristics

Dam TypeStone
NID Height15 ft
Dam Height15 ft
Dam Length230 ft
Year Completed1890 (136 years old)

Storage & Hydraulics

NID Storage405 acre-ft
Max Storage405 acre-ft
Normal Storage171 acre-ft
Surface Area24 acres
Drainage Area2 sq mi
Max Discharge1,502 cfs

Ownership & Safety

PurposeRecreation
OwnerWINSUNVALE SHORES HOME OWNERS ASSOC
Owner TypePrivate
Hazard ClassificationHigh
Condition AssessmentSatisfactory
Last Inspection08/31/2021
Emergency Action PlanYes

Identifiers

NID IDNH00106
Federal IDNH00106
More InfoState Dam Safety Program

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