Carp Intake Dam

Carp Intake Dam is a concrete dam located in Marquette County, Michigan, built in 1912. It carries a High hazard potential classification and has a satisfactory condition assessment.

About Carp Intake Dam

The primary purpose of Carp Intake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by C. R. Development, Llc (private). It impounds the Carp River.

The dam stands 57 feet tall and stretches 333 feet across, creates a reservoir covering 26 acres, has a maximum storage capacity of 1,000 acre-feet, and collects water from a drainage area of 63 square miles. Completed in 1912, the structure is over a century old.

This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. 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 11/01/2018. That was 7 years ago, which is on the longer end for a high-hazard structure.

At 57 feet, this dam is taller than 95% of all dams in the United States.

Living Downstream

If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The Michigan dam safety program can provide more specific information about emergency planning for this structure.

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

High HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

StateMichigan
CountyMarquette
Nearest CityNone
River/StreamCarp River
Coordinates46.49501, -87.46135

Physical Characteristics

Dam TypeConcrete
NID Height57 ft
Dam Height57 ft
Dam Length333 ft
Year Completed1912 (114 years old)

Storage & Hydraulics

NID Storage1,000 acre-ft
Max Storage1,000 acre-ft
Normal Storage850 acre-ft
Surface Area26 acres
Drainage Area63 sq mi
Spillway TypeUncontrolled

Ownership & Safety

PurposeRecreation
OwnerC. R. Development, LLC
Owner TypePrivate
Hazard ClassificationHigh
Condition AssessmentSatisfactory
Last Inspection11/01/2018
Emergency Action PlanYes

Identifiers

NID IDMI00158
Federal IDMI00158
More InfoState Dam Safety Program

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