Lower Trio Pond Dam
New Hampshire — Coos County — POND BROOK
Location
| State | New Hampshire |
| County | Coos |
| River | POND BROOK |
| Coordinates | 44.70880, -71.37020 |
Physical Characteristics
| NID Height | 11 ft |
| Dam Height | 11 ft |
| Dam Length | 120 ft |
| NID Storage | 355 acre-ft |
| Max Storage | 355 acre-ft |
| Surface Area | 69 acres |
Safety Classification
| Hazard Potential | Low |
| Condition Assessment | Not Rated |
| EAP Status | Not Required |
| Last Inspection | June 15, 2022 |
| Inspection Frequency | 6 |
Dam Information
| Year Completed | 1936 |
| Primary Purpose | Recreation |
| Dam Type | Earth |
| Owner Type | State |
| Owner | NH FISH AND GAME DEPARTMENT |
Location Map
About This Dam Record
Dam safety data is maintained by the Army Corps of Engineers National Inventory of Dams (NID). High-hazard dams are those where failure could cause loss of life or major property damage downstream.