Mill Pond No. 1 Dam
Mill Pond No. 1 Dam is a masonry dam located in Worcester County, Massachusetts, built in 1876. It carries a Significant hazard potential classification and has a fair condition assessment.
About Mill Pond No. 1 Dam
Mill Pond No. 1 Dam is a dam in Worcester, Massachusetts. The dam is owned by Cig Turning Point, Llc (private). It impounds the North Nashua River near Fitchburg.
The dam stands 19 feet tall and stretches 121 feet across, creates a reservoir covering 1 acres, has a maximum storage capacity of 58 acre-feet, and collects water from a drainage area of 64 square miles. Completed in 1876, the structure is over a century old.
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 fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 12/15/2022.
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Location
| State | Massachusetts |
| County | Worcester |
| Nearest City | Fitchburg |
| River/Stream | North Nashua River |
| Coordinates | 42.57817, -71.83037 |
Physical Characteristics
| Dam Type | Masonry |
| NID Height | 19 ft |
| Dam Length | 121 ft |
| Year Completed | 1876 (150 years old) |
Storage & Hydraulics
| NID Storage | 58 acre-ft |
| Max Storage | 58 acre-ft |
| Normal Storage | 16 acre-ft |
| Surface Area | 1 acres |
| Drainage Area | 64 sq mi |
| Max Discharge | 4,778 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Owner | CIG Turning Point, LLC |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 12/15/2022 |
| Emergency Action Plan | No |
Identifiers
| NID ID | MA00877 |
| Federal ID | MA00877 |
| More Info | State Dam Safety Program |