Willow Mill Dam
Significant HazardSatisfactory ConditionEmergency Action Plan: Yes
Location
| State | Massachusetts |
| County | Berkshire |
| Nearest City | Lee |
| River/Stream | Housatonic River |
| Coordinates | 42.27606, -73.28470 |
Physical Characteristics
| Dam Type | Stone |
| NID Height | 24 ft |
| Dam Length | 150 ft |
| Year Completed | 1872 (154 years old) |
Storage & Hydraulics
| NID Storage | 50 acre-ft |
| Max Storage | 50 acre-ft |
| Normal Storage | 50 acre-ft |
| Surface Area | 13 acres |
| Drainage Area | 243 sq mi |
| Max Discharge | 13,200 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Other |
| Owner | Onyx Specialty Papers, Inc. |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 07/29/2022 |
| Emergency Action Plan | Yes |