Diamond International Corp Upper Dam
Significant HazardSatisfactory ConditionEmergency Action Plan: No
Location
| State | Massachusetts |
| County | Hampden |
| Nearest City | Palmer |
| River/Stream | Ware River |
| Coordinates | 42.18817, -72.32459 |
Physical Characteristics
| Dam Type | Stone |
| NID Height | 23 ft |
| Dam Length | 420 ft |
| Year Completed | 1876 (150 years old) |
Storage & Hydraulics
| NID Storage | 600 acre-ft |
| Max Storage | 600 acre-ft |
| Normal Storage | 300 acre-ft |
| Surface Area | 37 acres |
| Drainage Area | 214 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | Energy Thorndike, Inc. |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 09/12/2016 |
| Emergency Action Plan | No |