John Leo Silver Lake Dam
John Leo Silver Lake Dam is an earth dam located in Essex County, Massachusetts. It carries a Significant hazard potential classification and has a poor condition assessment.
About John Leo Silver Lake Dam
The primary purpose of John Leo Silver Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Ma Department Of Conservation & Recreation (state). It impounds the Tributary Of To Lower Pond near Saugus.
The dam stands 13 feet tall and stretches 180 feet across, creates a reservoir covering 12 acres, has a maximum storage capacity of 80 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 poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. An emergency action plan is in place for this dam. The most recent inspection on record was 05/25/2021.
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Location
| State | Massachusetts |
| County | Essex |
| Nearest City | Saugus |
| River/Stream | Tributary Of To Lower Pond |
| Coordinates | 42.48714, -71.03543 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 13 ft |
| Dam Length | 180 ft |
Storage & Hydraulics
| NID Storage | 80 acre-ft |
| Max Storage | 80 acre-ft |
| Normal Storage | 75 acre-ft |
| Surface Area | 12 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 26 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | MA Department of Conservation & Recreation |
| Owner Type | State |
| Hazard Classification | Significant |
| Condition Assessment | Poor |
| Last Inspection | 05/25/2021 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | MA00274 |
| Federal ID | MA00274 |
| More Info | State Dam Safety Program |