Lake Monomonac Dam

High HazardFair ConditionEmergency Action Plan: Yes

Location

StateMassachusetts
CountyWorcester
Nearest CityWinchendon
River/StreamNorth Branch of Millers River
Coordinates42.70060, -72.00061

Physical Characteristics

Dam TypeEarth
NID Height16 ft
Dam Length250 ft

Storage & Hydraulics

NID Storage4,340 acre-ft
Max Storage4,340 acre-ft
Normal Storage1,880 acre-ft
Surface Area595 acres
Drainage Area18 sq mi
Max Discharge675 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeRecreation
OwnerTown of Winchendon
Owner TypeLocal Government
Hazard ClassificationHigh
Condition AssessmentFair
Last Inspection11/22/2022
Emergency Action PlanYes

Identifiers

NID IDMA00631
Federal IDMA00631
More InfoState Dam Safety Program

Nearby Dams

Red Dam 0.1 mi High Sunset Lake Dam 2.0 mi Low Van Dyke Dam 2.3 mi Low Whitney Pond Dam 2.5 mi High Lower Naukeag Lake Dam 2.7 mi High Hunts Pond 2.9 mi Low Tannery Pond 3.0 mi Low Robbins Pond Dam 3.1 mi Low Lake Watatic Dam 3.5 mi High Crowcroft Pond Dam 3.5 mi Low