Dawson Millpond Dam

Dawson Millpond Dam is an earth dam located in Oakland County, Michigan, built in 1915. It carries a High hazard potential classification and has a satisfactory condition assessment.

About Dawson Millpond Dam

The primary purpose of Dawson Millpond Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Oakland County Drain Commissioner (private). It impounds the Clinton River near Pontiac.

The dam stands 9 feet tall and stretches 240 feet across, creates a reservoir covering 567 acres, has a maximum storage capacity of 3,447 acre-feet, and collects water from a drainage area of 109 square miles. Completed in 1915, 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 09/12/2019.

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
CountyOakland
Nearest CityPontiac
River/StreamClinton River
Coordinates42.62500, -83.31667

Physical Characteristics

Dam TypeEarth
NID Height9 ft
Dam Height9 ft
Dam Length240 ft
Year Completed1915 (111 years old)

Storage & Hydraulics

NID Storage3,447 acre-ft
Max Storage3,447 acre-ft
Normal Storage110 acre-ft
Surface Area567 acres
Drainage Area109 sq mi
Max Discharge919 cfs
Spillway TypeControlled

Ownership & Safety

PurposeRecreation
OwnerOakland County Drain Commissioner
Owner TypePrivate
Hazard ClassificationHigh
Condition AssessmentSatisfactory
Last Inspection09/12/2019
Emergency Action PlanYes

Identifiers

NID IDMI00718
Federal IDMI00718
More InfoState Dam Safety Program

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