Oberg Reservoir

Oberg Reservoir is an earth dam located in Yamhill County, Oregon, built in 1970. It carries a Low hazard potential classification.

Hazard potentialLowFailure would cause limited damage
ConditionNot assessed
Emergency action planNone on file
Last inspection11/12/2015
Height38 ft
Built197056 years ago

Dam profile

NID height · 38 ft
38 FT TWO-STORY HOUSEMEDIAN U.S. DAM · 24 FT

38 ft tall and 950 ft long, taller than 84% 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 Oberg Reservoir

The primary purpose of Oberg Reservoir is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Steve Pekkole (private). It impounds the Yamhill River, Trib to near Carlton.

The dam stands 38 feet tall and stretches 950 feet across, creates a reservoir covering 1 acres, has a maximum storage capacity of 80 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1970, 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 11/12/2015. That was over 10 years ago.

At 38 feet, this dam is taller than 84% of dams nationwide.

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Location

StateOregon
CountyYamhill
Nearest CityCarlton
River/StreamYamhill River, Trib to
Coordinates45.30032, -123.22142

Physical Characteristics

Dam TypeEarth
NID Height38 ft
Dam Height35 ft
Dam Length950 ft
Year Completed1970 (56 years old)

Storage & Hydraulics

NID Storage80 acre-ft
Max Storage80 acre-ft
Normal Storage60 acre-ft
Surface Area1 acres
Drainage Area0 sq mi
Max Discharge125 cfs

Ownership & Safety

PurposeRecreation
OwnerSteve Pekkole
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentNot assessed
Last Inspection11/12/2015
Emergency Action PlanNo

Identifiers

NID IDOR00516
Federal IDOR00516
More InfoState Dam Safety Program