Paradise Pond Dam

Paradise Pond Dam is a dam located in Hampshire County, Massachusetts, built in 1850. It carries a High hazard potential classification and has a satisfactory condition assessment.

About Paradise Pond Dam

The primary purpose of Paradise Pond Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by The Trustees Of The Smith College (private). It impounds the Mill River near Northampton.

The dam stands 29 feet tall and stretches 990 feet across, creates a reservoir covering 10 acres, has a maximum storage capacity of 245 acre-feet, and collects water from a drainage area of 54 square miles. Completed in 1850, the structure is one of the older dams in the region, with over a century and a half of service.

This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 09/20/2022.

Living Downstream

If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The Massachusetts dam safety program can provide more specific information about emergency planning for this structure.

Search for dams near your address to see all dams in your area with hazard classifications and safety data.

High HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

StateMassachusetts
CountyHampshire
Nearest CityNorthampton
River/StreamMill River
Coordinates42.31650, -72.64094

Physical Characteristics

NID Height29 ft
Dam Length990 ft
Year Completed1850 (176 years old)

Storage & Hydraulics

NID Storage245 acre-ft
Max Storage245 acre-ft
Normal Storage150 acre-ft
Surface Area10 acres
Drainage Area54 sq mi
Max Discharge13,730 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeRecreation
OwnerThe Trustees of The Smith College
Owner TypePrivate
Hazard ClassificationHigh
Condition AssessmentSatisfactory
Last Inspection09/20/2022
Emergency Action PlanYes

Identifiers

NID IDMA00754
Federal IDMA00754
More InfoState Dam Safety Program

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