Egypt Reservoir Dam
Egypt Reservoir Dam is an earth dam located in Berkshire County, Massachusetts, built in 1894. It carries a High hazard potential classification and has a satisfactory condition assessment.
About Egypt Reservoir Dam
The primary purpose of Egypt Reservoir Dam is water supply. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area. The dam is owned by Holiday Farm Inc. (private). It impounds the Egypt Brook near Dalton.
The dam stands 37 feet tall and stretches 370 feet across, creates a reservoir covering 87 acres, has a maximum storage capacity of 697 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1894, the structure is over a century 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 05/31/2024.
At 37 feet, this dam is taller than 84% of dams nationwide.
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 Massachusetts 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 | Massachusetts |
| County | Berkshire |
| Nearest City | Dalton |
| River/Stream | Egypt Brook |
| Coordinates | 42.49854, -73.13926 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 37 ft |
| Dam Length | 370 ft |
| Year Completed | 1894 (132 years old) |
Storage & Hydraulics
| NID Storage | 697 acre-ft |
| Max Storage | 697 acre-ft |
| Normal Storage | 480 acre-ft |
| Surface Area | 87 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 960 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Water Supply |
| Owner | Holiday Farm Inc. |
| Owner Type | Private |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 05/31/2024 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | MA01063 |
| Federal ID | MA01063 |
| More Info | State Dam Safety Program |