Kehr's Mill Trail East Lake Dam

Kehr's Mill Trail East Lake Dam is an earth dam located in St. Louis County, Missouri, built in 1977. It carries a Low hazard potential classification.

Hazard potentialLowFailure would cause limited damage
ConditionNot assessed
Emergency action planNot reported
Last inspectionNot reported
Height34 ft
Built197749 years ago

Dam profile

NID height · 34 ft
34 FT TWO-STORY HOUSEMEDIAN U.S. DAM · 24 FT

34 ft tall, taller than 78% of U.S. dams with a recorded height. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.

About Kehr's Mill Trail East Lake Dam

The primary purpose of Kehr's Mill Trail East Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Kehr's Mill Trails Trust (private). It impounds the Tr to Caulks Creek near Chesterfield.

The dam stands 34 feet tall, creates a reservoir covering 25 acres, has a maximum storage capacity of 455 acre-feet, and collects water from a drainage area of 60 square miles. Completed in 1977, the structure is 49 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.

At 34 feet, this dam is taller than 78% of dams nationwide.

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Location

StateMissouri
CountySt. Louis
Nearest CityChesterfield
River/StreamTr to Caulks Creek
Coordinates38.64426, -90.60535

Physical Characteristics

Dam TypeEarth
NID Height34 ft
Dam Height34 ft
Year Completed1977 (49 years old)

Storage & Hydraulics

NID Storage455 acre-ft
Max Storage455 acre-ft
Normal Storage30 acre-ft
Surface Area25 acres
Drainage Area60 sq mi

Ownership & Safety

PurposeRecreation
OwnerKehr's Mill Trails Trust
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentNot assessed
Emergency Action PlanNot Required

Identifiers

NID IDMO11276
Federal IDMO11276
More InfoState Dam Safety Program