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.
Location
| State | New Hampshire |
| County | Coos |
| Nearest City | Stratford |
| River/Stream | Bog Brook |
| Coordinates | 44.71610, -71.50610 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 16 ft |
| Dam Height | 16 ft |
| Dam Length | 240 ft |
| Year Completed | 1934 (92 years old) |
Storage & Hydraulics
| NID Storage | 392 acre-ft |
| Max Storage | 392 acre-ft |
| Normal Storage | 79 acre-ft |
| Surface Area | 31 acres |
| Drainage Area | 6 sq mi |
| Max Discharge | 1,308 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | NH FISH AND GAME DEPARTMENT |
| Owner Type | State |
| Hazard Classification | High |
| Condition Assessment | Poor |
| Last Inspection | 10/18/2022 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | NH00074 |
| Federal ID | NH00074 |
| More Info | State Dam Safety Program |