Maddox Lake Dam

Maddox Lake Dam is an earth dam located in Wayne County, Missouri, built in 1966. It carries a Low hazard potential classification.

About Maddox Lake Dam

The primary purpose of Maddox Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Ernest Maddox (private). It impounds the Tr-rings Creek near Patterson.

The dam stands 27 feet tall and stretches 600 feet across, creates a reservoir covering 10 acres, has a maximum storage capacity of 166 acre-feet, and collects water from a drainage area of 180 square miles. Completed in 1966, the structure is well into its service life at over 50 years old.

This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. The most recent inspection on record was 07/12/1978. That was over 47 years ago.

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Low HazardNot Rated ConditionEmergency Action Plan: Not Required

Location

StateMissouri
CountyWayne
Nearest CityPatterson
River/StreamTr-rings Creek
Coordinates37.15501, -90.54582

Physical Characteristics

Dam TypeEarth
NID Height27 ft
Dam Height27 ft
Dam Length600 ft
Year Completed1966 (60 years old)

Storage & Hydraulics

NID Storage166 acre-ft
Max Storage166 acre-ft
Normal Storage146 acre-ft
Surface Area10 acres
Drainage Area180 sq mi
Max Discharge250 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeRecreation
OwnerERNEST MADDOX
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentNot Rated
Last Inspection07/12/1978
Emergency Action PlanNot Required

Identifiers

NID IDMO30024
Federal IDMO30024
More InfoState Dam Safety Program

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