Officer Reservoir

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

About Officer Reservoir

The primary purpose of Officer Reservoir is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by T.g. Brown (private). It impounds the Utley Creek near Dayville.

The dam stands 35 feet tall and stretches 840 feet across, creates a reservoir covering 22 acres, has a maximum storage capacity of 400 acre-feet, and collects water from a drainage area of 3 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 05/07/2013. That was over 12 years ago.

At 35 feet, this dam is taller than 82% of dams nationwide.

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Low HazardNot Rated ConditionEmergency Action Plan: Not Required

Location

StateOregon
CountyGrant
Nearest CityDayville
River/StreamUtley Creek
Coordinates43.99014, -119.39032

Physical Characteristics

Dam TypeEarth
NID Height35 ft
Dam Height34 ft
Dam Length840 ft
Year Completed1970 (56 years old)

Storage & Hydraulics

NID Storage400 acre-ft
Max Storage400 acre-ft
Normal Storage317 acre-ft
Surface Area22 acres
Drainage Area3 sq mi
Max Discharge230 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeIrrigation
OwnerT.G. BROWN
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentNot Rated
Last Inspection05/07/2013
Emergency Action PlanNot Required

Identifiers

NID IDOR00458
Federal IDOR00458
More InfoState Dam Safety Program

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