Cobun Creek #1 Dam

Cobun Creek #1 Dam is a rockfill dam located in Monongalia County, West Virginia, built in 1956. It carries a Significant hazard potential classification and has a satisfactory condition assessment.

Hazard potentialSignificantFailure could cause major damage
ConditionSatisfactoryBest of 4 ratings
Emergency action planOn file
Last inspection12/09/2015
Height57 ft
Built195670 years ago

Dam profile

NID height · 57 ft
57 FT TEN-STORY BUILDINGMEDIAN U.S. DAM · 24 FT

57 ft tall and 269 ft long, taller than 94% of U.S. dams with a recorded height. Height is drawn to scale against a ten-story building, about 100 ft; the profile is a generic rockfill embankment section and the water level is illustrative.

About Cobun Creek #1 Dam

The primary purpose of Cobun Creek #1 Dam is water supply. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area. The dam is owned by Morgantown Utility Board (public utility). It impounds the Cobun Creek near Morgantown.

The dam stands 57 feet tall and stretches 269 feet across, creates a reservoir covering 17 acres, has a maximum storage capacity of 330 acre-feet, and collects water from a drainage area of 11 square miles. Completed in 1956, the structure is well into its service life at over 50 years old.

This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. 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 12/09/2015. That was over 10 years ago.

At 57 feet, this dam is taller than 94% of dams nationwide.

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Location

StateWest Virginia
CountyMonongalia
Nearest CityMorgantown
River/StreamCobun Creek
Coordinates39.60889, -79.96667

Physical Characteristics

Dam TypeRockfill
NID Height57 ft
Dam Height57 ft
Dam Length269 ft
Year Completed1956 (70 years old)

Storage & Hydraulics

NID Storage330 acre-ft
Max Storage330 acre-ft
Normal Storage185 acre-ft
Surface Area17 acres
Drainage Area11 sq mi

Ownership & Safety

PurposeWater Supply
OwnerMorgantown Utility Board
Owner TypePublic Utility
Hazard ClassificationSignificant
Condition AssessmentSatisfactory
Last Inspection12/09/2015
Emergency Action PlanYes

Identifiers

NID IDWV06112
Federal IDWV06112
More InfoState Dam Safety Program