Plymouth Reservoir Dam

High HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

StateConnecticut
CountyLitchfield
Nearest CityTHOMASTON
River/StreamNAUGATUCK RIVER TRIB
Coordinates41.68487, -73.05263

Physical Characteristics

Dam TypeEarth
NID Height20 ft
Dam Height20 ft
Dam Length730 ft
Year Completed1881 (145 years old)

Storage & Hydraulics

NID Storage390 acre-ft
Max Storage390 acre-ft
Normal Storage290 acre-ft
Surface Area36 acres
Drainage Area0 sq mi
Max Discharge408 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeWater Supply
OwnerTown of Plymouth
Owner TypeLocal Government
Hazard ClassificationHigh
Condition AssessmentSatisfactory
Last Inspection10/01/2021
Emergency Action PlanYes

Identifiers

NID IDCT00286
Federal IDCT00286
More InfoState Dam Safety Program

Nearby Dams

Thomaston Dam 0.9 mi High Terryville Reservoir #3 Dam 1.0 mi Significant Plume And Atwood Dam 1.1 mi Significant Masterbone Pond Dam 1.3 mi Significant Minor Pond Dam 1.3 mi Significant Zeiner Pond 1.4 mi Significant Southerly Pond Dam 1.5 mi Significant Pratt Pond Dam 1.5 mi Significant Upper Pond Dam 1.6 mi Significant Mccoy Pond Dam 1.6 mi Significant