Marian Lake Dam

Marian Lake Dam is an earth dam located in Warren County, Missouri, built in 1966. It carries a Low hazard potential classification and has a satisfactory condition assessment.

About Marian Lake Dam

The primary purpose of Marian Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is private-owned. It impounds the Tributary To Wolf Creek near Lake Sherwood.

The dam stands 48 feet tall and stretches 432 feet across, creates a reservoir covering 7 acres, has a maximum storage capacity of 158 acre-feet, and collects water from a drainage area of 0 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. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 03/31/2021.

At 48 feet, this dam is taller than 92% of dams nationwide.

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Low HazardSatisfactory ConditionEmergency Action Plan: No

Location

StateMissouri
CountyWarren
Nearest CityLake Sherwood
River/StreamTributary To Wolf Creek
Coordinates38.66810, -90.97515

Physical Characteristics

Dam TypeEarth
NID Height48 ft
Dam Height48 ft
Dam Length432 ft
Year Completed1966 (60 years old)

Storage & Hydraulics

NID Storage158 acre-ft
Max Storage158 acre-ft
Normal Storage158 acre-ft
Surface Area7 acres
Drainage Area0 sq mi
Max Discharge85 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeRecreation
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentSatisfactory
Last Inspection03/31/2021
Emergency Action PlanNo

Identifiers

NID IDMO30016
Federal IDMO30016
More InfoState Dam Safety Program

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