Delbert Lee Cobb Dam

Delbert Lee Cobb Dam is an earth dam located in Cape Girardeau County, Missouri, built in 1994. It carries a Low hazard potential classification.

Hazard potentialLowFailure would cause limited damage
ConditionNot assessed
Emergency action planNone on file
Last inspectionNot reported
Height28 ft
Built199432 years ago

Dam profile

NID height · 28 ft
28 FT TWO-STORY HOUSEMEDIAN U.S. DAM · 24 FT

28 ft tall and 488 ft long, taller than 62% 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 Delbert Lee Cobb Dam

The primary purpose of Delbert Lee Cobb Dam is grade stabilization. Grade stabilization dams prevent erosion by reducing the slope and velocity of water flowing through a channel. They're commonly used to stop gullies from deepening and to protect downstream land and infrastructure. The dam is owned by Delbert Lee Cobb (private). It impounds the Tr-white Water River near Burfordville.

The dam stands 28 feet tall and stretches 488 feet across, creates a reservoir covering 13 acres, has a maximum storage capacity of 99 acre-feet, and collects water from a drainage area of 121 square miles. Completed in 1994, the structure is 32 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.

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Location

StateMissouri
CountyCape Girardeau
Nearest CityBurfordville
River/StreamTr-white Water River
Coordinates37.31377, -89.77459

Physical Characteristics

Dam TypeEarth
NID Height28 ft
Dam Height23 ft
Dam Length488 ft
Year Completed1994 (32 years old)

Storage & Hydraulics

NID Storage99 acre-ft
Max Storage99 acre-ft
Normal Storage52 acre-ft
Surface Area13 acres
Drainage Area121 sq mi
Max Discharge85 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeGrade Stabilization
OwnerDelbert Lee Cobb
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentNot assessed
Emergency Action PlanNo

Identifiers

NID IDMO50607
Federal IDMO50607
More InfoState Dam Safety Program