Robert Slivensky Dam

Robert Slivensky Dam is an earth dam located in Montmorency County, Michigan, built in 1972. It carries a Significant hazard potential classification and has a satisfactory condition assessment.

About Robert Slivensky Dam

The primary purpose of Robert Slivensky Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Harold E. Deforge, Jr. (private). It impounds the Tributary To Gilchrist Creek near Avery.

The dam stands 20 feet tall and stretches 410 feet across, creates a reservoir covering 113 acres, has a maximum storage capacity of 1,140 acre-feet, and collects water from a drainage area of 3 square miles. Completed in 1972, the structure is well into its service life at over 50 years old.

This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 05/28/2017.

Search for dams near your address to see all dams in your area with hazard classifications and safety data.

Significant HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

StateMichigan
CountyMontmorency
Nearest CityAvery
River/StreamTributary To Gilchrist Creek
Coordinates44.95333, -84.02000

Physical Characteristics

Dam TypeEarth
NID Height20 ft
Dam Height20 ft
Dam Length410 ft
Year Completed1972 (54 years old)

Storage & Hydraulics

NID Storage1,140 acre-ft
Max Storage1,140 acre-ft
Normal Storage855 acre-ft
Surface Area113 acres
Drainage Area3 sq mi
Max Discharge150 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeRecreation
OwnerHarold E. Deforge, Jr.
Owner TypePrivate
Hazard ClassificationSignificant
Condition AssessmentSatisfactory
Last Inspection05/28/2017
Emergency Action PlanYes

Identifiers

NID IDMI00460
Federal IDMI00460
More InfoState Dam Safety Program

Nearby Dams