Brass Mill Pond Dam
Brass Mill Pond Dam is a stone dam located in Hampshire County, Massachusetts. It carries a Low hazard potential classification and has a poor condition assessment.
About Brass Mill Pond Dam
Brass Mill Pond Dam is a dam in Hampshire, Massachusetts. The dam is owned by The Brassworks Associates (private). It impounds the Mill River near Williamsburg.
The dam stands 20 feet tall, creates a reservoir covering 2 acres, has a maximum storage capacity of 74 acre-feet, and collects water from a drainage area of 29 square miles.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. Its condition is rated poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. The most recent inspection on record was 09/14/2021.
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Location
| State | Massachusetts |
| County | Hampshire |
| Nearest City | Williamsburg |
| River/Stream | Mill River |
| Coordinates | 42.37616, -72.70641 |
Physical Characteristics
| Dam Type | Stone |
| NID Height | 20 ft |
Storage & Hydraulics
| NID Storage | 74 acre-ft |
| Max Storage | 74 acre-ft |
| Normal Storage | 11 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 29 sq mi |
| Max Discharge | 8,500 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Owner | The Brassworks Associates |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 09/14/2021 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MA01803 |
| Federal ID | MA01803 |
| More Info | State Dam Safety Program |