St. Mary's Abbey Lower Dam

Significant HazardPoor ConditionEmergency Action Plan: Yes

Location

StateNew Jersey
CountyMorris
Nearest CityMorristown
River/StreamWhippany River-TR
Coordinates40.78882, -74.52418

Physical Characteristics

Dam TypeEarth
NID Height13 ft
Dam Height13 ft
Dam Length100 ft

Storage & Hydraulics

NID Storage15 acre-ft
Max Storage15 acre-ft
Normal Storage8 acre-ft
Surface Area4 acres
Drainage Area0 sq mi
Max Discharge845 cfs

Ownership & Safety

PurposeRecreation
OwnerS. Mary's Abbey;The Order of St. Benedict of NJ
Owner TypePrivate
Hazard ClassificationSignificant
Condition AssessmentPoor
Last Inspection05/22/2023
Emergency Action PlanYes

Identifiers

NID IDNJ00924
Federal IDNJ00924
More InfoState Dam Safety Program

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