Secret Lake Dam
Secret Lake Dam is an earth dam located in Worcester County, Massachusetts. It carries a Significant hazard potential classification and has a fair condition assessment.
About Secret Lake Dam
The primary purpose of Secret Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Fundacion Internacional De Asistencia Humanitaria, Inc. (private). It impounds the Tributary Of Mill Brook near Athol.
The dam stands 16 feet tall and stretches 200 feet across, creates a reservoir covering 52 acres, has a maximum storage capacity of 958 acre-feet, and collects water from a drainage area of 0 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 fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. An emergency action plan is in place for this dam. The most recent inspection on record was 09/24/2019.
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Location
| State | Massachusetts |
| County | Worcester |
| Nearest City | Athol |
| River/Stream | Tributary Of Mill Brook |
| Coordinates | 42.57212, -72.18532 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 16 ft |
| Dam Length | 200 ft |
Storage & Hydraulics
| NID Storage | 958 acre-ft |
| Max Storage | 958 acre-ft |
| Normal Storage | 750 acre-ft |
| Surface Area | 52 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 47 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Fundacion Internacional de Asistencia Humanitaria, Inc. |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 09/24/2019 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | MA00933 |
| Federal ID | MA00933 |
| More Info | State Dam Safety Program |