Trowbridge Dam

High HazardPoor ConditionEmergency Action Plan: Yes

Location

StateMichigan
CountyAllegan
Nearest CityAllegan
River/StreamKalamazoo River
Coordinates42.48290, -85.79660

Physical Characteristics

Dam TypeGravity
NID Height30 ft
Dam Height25 ft
Dam Length440 ft
Year Completed1899 (127 years old)

Storage & Hydraulics

NID Storage660 acre-ft
Max Storage660 acre-ft
Normal Storage590 acre-ft
Surface Area59 acres
Drainage Area1,522 sq mi
Max Discharge3,900 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeRecreation
OwnerMDNR Wildlife
Owner TypeState
Hazard ClassificationHigh
Condition AssessmentPoor
Last Inspection08/18/2023
Emergency Action PlanYes

Identifiers

NID IDMI00604
Federal IDMI00604
More InfoState Dam Safety Program

Nearby Dams