Grover's Mill Dam

Significant HazardFair ConditionEmergency Action Plan: Yes

Location

StateNew Jersey
CountyMercer
Nearest CityWest Windsor
River/StreamBig Bear Brook
Coordinates40.31482, -74.60820

Physical Characteristics

Dam TypeEarth
NID Height15 ft
Dam Height15 ft
Dam Length430 ft
Year Completed1931 (95 years old)

Storage & Hydraulics

NID Storage150 acre-ft
Normal Storage150 acre-ft
Surface Area45 acres
Drainage Area12 sq mi
Max Discharge480 cfs

Ownership & Safety

PurposeRecreation
OwnerTownship of West Windsor
Owner TypeLocal Government
Hazard ClassificationSignificant
Condition AssessmentFair
Last Inspection03/19/2024
Emergency Action PlanYes

Identifiers

NID IDNJ00155
Federal IDNJ00155
More InfoState Dam Safety Program

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