Chartpak Dam
Chartpak Dam is a stone dam located in Hampshire County, Massachusetts. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Chartpak Dam
Chartpak Dam is a dam in Hampshire, Massachusetts. The dam is owned by Massachusetts Realty Corp. (private). It impounds the Mill River near Northampton.
The dam stands 31 feet tall and stretches 170 feet across, creates a reservoir covering 7 acres, has a maximum storage capacity of 180 acre-feet, and collects water from a drainage area of 36 square miles.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. 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 11/26/2018.
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Location
| State | Massachusetts |
| County | Hampshire |
| Nearest City | Northampton |
| River/Stream | Mill River |
| Coordinates | 42.35544, -72.70039 |
Physical Characteristics
| Dam Type | Stone |
| NID Height | 31 ft |
| Dam Length | 170 ft |
Storage & Hydraulics
| NID Storage | 180 acre-ft |
| Max Storage | 180 acre-ft |
| Normal Storage | 6 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 36 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Owner | Massachusetts Realty Corp. |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 11/26/2018 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | MA00758 |
| Federal ID | MA00758 |
| More Info | State Dam Safety Program |