Rock Lake Dam

Significant HazardSatisfactory ConditionEmergency Action Plan: No

Location

StateConnecticut
CountyFairfield
Nearest CityWILTON
River/StreamHUCKLEBERRY HILLS BK
Coordinates41.18510, -73.45149

Physical Characteristics

Dam TypeEarth
NID Height37 ft
Dam Height37 ft
Dam Length250 ft
Year Completed1875 (151 years old)

Storage & Hydraulics

NID Storage310 acre-ft
Max Storage290 acre-ft
Normal Storage310 acre-ft
Surface Area18 acres
Drainage Area0 sq mi
Max Discharge415 cfs

Ownership & Safety

PurposeWater Supply
OwnerSouth Norwalk Electric and Water
Owner TypePublic Utility
Hazard ClassificationSignificant
Condition AssessmentSatisfactory
Last Inspection07/11/2023
Emergency Action PlanNo

Identifiers

NID IDCT00216
Federal IDCT00216
More InfoState Dam Safety Program

Nearby Dams

South Norwalk Reservoir Dike 0.7 mi High Thayers Pond Dam 0.8 mi Significant Dominick's Pond Dam 1.2 mi Significant Hickok Pond Dam 1.4 mi Significant Silvermine Dam 1.5 mi Significant Blanchard Pond Dam 1.8 mi Significant Grupes Reservoir Dam 2.0 mi High Popes Pond Dam 2.2 mi High Perry Pond Dam 2.3 mi Significant John D. Milne Lake Dam 2.4 mi High