Calkins Pond Upper Dam
Calkins Pond Upper Dam is an earth dam located in Hampden County, Massachusetts. It carries a Significant hazard potential classification and has a fair condition assessment.
About Calkins Pond Upper Dam
The primary purpose of Calkins Pond Upper Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Horace G. Marchant Iii & Elizabeth C. R. Chase;old Stagecoach Lake Association, Inc.;town Of Monson (local government). It impounds the Tributary Of Chicopee Brook near Monson.
The dam stands 25 feet tall and stretches 280 feet across, creates a reservoir covering 3 acres, has a maximum storage capacity of 17 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 05/05/2023.
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Location
| State | Massachusetts |
| County | Hampden |
| Nearest City | Monson |
| River/Stream | Tributary Of Chicopee Brook |
| Coordinates | 42.07508, -72.32908 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Length | 280 ft |
Storage & Hydraulics
| NID Storage | 17 acre-ft |
| Max Storage | 17 acre-ft |
| Normal Storage | 6 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 600 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Horace G. Marchant III & Elizabeth C. R. Chase;Old Stagecoach Lake Association, Inc.;Town of Monson |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 05/05/2023 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | MA01332 |
| Federal ID | MA01332 |
| More Info | State Dam Safety Program |