Green Swamp #3 Dam

High HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

StateNew Jersey
CountyPassaic
River/StreamWanaque River
Coordinates41.04013, -74.31658

Physical Characteristics

Dam TypeEarth
NID Height18 ft
Dam Height18 ft
Dam Length135 ft
Year Completed1926 (100 years old)

Storage & Hydraulics

NID Storage18,875 acre-ft
Normal Storage18,875 acre-ft
Surface Area2,590 acres
Drainage Area90 sq mi

Ownership & Safety

PurposeWater Supply
OwnerNorth Jersey District Water Supply Commission
Owner TypeState
Hazard ClassificationHigh
Condition AssessmentSatisfactory
Last Inspection10/16/2024
Emergency Action PlanYes

Identifiers

NID IDNJ00211
Federal IDNJ00213S003
More InfoState Dam Safety Program

Nearby Dams

Green Swamp #2 Dam 0.2 mi High Green Swamp #4 Dam 0.3 mi High Green Swamp #1 Dam 0.4 mi High Irish Brook Dam 0.7 mi High Wolf Den Dam 0.8 mi High Core Wall Dam 1.0 mi High Overflow Weir Dam 1.0 mi High Post Brook Dam 1.1 mi High Raymond Dam 1.2 mi High Lake Washington Dam 1.2 mi Low