Stratford Bog Pond Dam

Stratford Bog Pond Dam is an earth dam located in Coos County, New Hampshire, built in 1934. It carries a High hazard potential classification and has a poor condition assessment.

About Stratford Bog Pond Dam

The primary purpose of Stratford Bog Pond Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Nh Fish And Game Department (state). It impounds the Bog Brook near Stratford.

The dam stands 16 feet tall and stretches 240 feet across, creates a reservoir covering 31 acres, has a maximum storage capacity of 392 acre-feet, and collects water from a drainage area of 6 square miles. Completed in 1934, the structure is well-established, with more than 75 years of service.

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 poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. An emergency action plan is in place for this dam. The most recent inspection on record was 10/18/2022.

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 HazardPoor ConditionEmergency Action Plan: Yes

Location

StateNew Hampshire
CountyCoos
Nearest CityStratford
River/StreamBog Brook
Coordinates44.71610, -71.50610

Physical Characteristics

Dam TypeEarth
NID Height16 ft
Dam Height16 ft
Dam Length240 ft
Year Completed1934 (92 years old)

Storage & Hydraulics

NID Storage392 acre-ft
Max Storage392 acre-ft
Normal Storage79 acre-ft
Surface Area31 acres
Drainage Area6 sq mi
Max Discharge1,308 cfs

Ownership & Safety

PurposeRecreation
OwnerNH FISH AND GAME DEPARTMENT
Owner TypeState
Hazard ClassificationHigh
Condition AssessmentPoor
Last Inspection10/18/2022
Emergency Action PlanYes

Identifiers

NID IDNH00074
Federal IDNH00074
More InfoState Dam Safety Program

Nearby Dams