Corcoran Pond Dam
Corcoran Pond Dam is an earth dam located in Grafton County, New Hampshire, built in 1976. It carries a High hazard potential classification and has a satisfactory condition assessment.
About Corcoran Pond Dam
The primary purpose of Corcoran Pond Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Town Of Waterville Valley (local government). It impounds the Snows Brook near Waterville Valley.
The dam stands 17 feet tall and stretches 253 feet across, creates a reservoir covering 5 acres, has a maximum storage capacity of 33 acre-feet, and collects water from a drainage area of 2 square miles. Completed in 1976, the structure is 50 years 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 06/16/2021.
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.
Location
| State | New Hampshire |
| County | Grafton |
| Nearest City | Waterville Valley |
| River/Stream | Snows Brook |
| Coordinates | 43.95018, -71.50443 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 17 ft |
| Dam Height | 17 ft |
| Dam Length | 253 ft |
| Year Completed | 1976 (50 years old) |
Storage & Hydraulics
| NID Storage | 33 acre-ft |
| Max Storage | 33 acre-ft |
| Normal Storage | 16 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 3,057 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | TOWN OF WATERVILLE VALLEY |
| Owner Type | Local Government |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 06/16/2021 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | NH00901 |
| Federal ID | NH00901 |
| More Info | State Dam Safety Program |