Nightingale Pond Dam

Nightingale Pond Dam is an earth dam located in Windham County, Connecticut, built in 1722. It carries a Significant hazard potential classification and has a satisfactory condition assessment.

About Nightingale Pond Dam

The primary purpose of Nightingale Pond Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Karina Saunders & Claudia S. Abbott (private). It impounds the Nightingale Brook near Pomfret.

The dam stands 6 feet tall and stretches 260 feet across, creates a reservoir covering 36 acres, has a maximum storage capacity of 220 acre-feet, and collects water from a drainage area of 4 square miles. Completed in 1722, the structure is one of the older dams in the region, with over a century and a half of service.

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 satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 11/03/2022.

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Significant HazardSatisfactory ConditionEmergency Action Plan: No

Location

StateConnecticut
CountyWindham
Nearest CityPomfret
River/StreamNightingale Brook
Coordinates41.89978, -72.01315

Physical Characteristics

Dam TypeEarth
NID Height6 ft
Dam Height6 ft
Dam Length260 ft
Year Completed1722 (304 years old)

Storage & Hydraulics

NID Storage220 acre-ft
Max Storage220 acre-ft
Normal Storage220 acre-ft
Surface Area36 acres
Drainage Area4 sq mi
Max Discharge147 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeRecreation
OwnerKarina Saunders & Claudia S. Abbott
Owner TypePrivate
Hazard ClassificationSignificant
Condition AssessmentSatisfactory
Last Inspection11/03/2022
Emergency Action PlanNo

Identifiers

NID IDCT00585
Federal IDCT00585
More InfoState Dam Safety Program

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