Sherman Stock Reservoir #1

Sherman Stock Reservoir #1 is an earth dam located in Columbia County, Oregon, built in 1952. It carries a Low hazard potential classification.

About Sherman Stock Reservoir #1

The primary purpose of Sherman Stock Reservoir #1 is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Jeff Heller (private). It impounds the Sly Creek, Trib To near Warren.

The dam stands 28 feet tall and stretches 180 feet across, creates a reservoir covering 2 acres, has a maximum storage capacity of 36 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1952, 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 12/16/2019.

Search for dams near your address to see all dams in your area with hazard classifications and safety data.

Low HazardNot Rated ConditionEmergency Action Plan: Not Required

Location

StateOregon
CountyColumbia
Nearest CityWarren
River/StreamSly Creek, Trib To
Coordinates45.78367, -122.88170

Physical Characteristics

Dam TypeEarth
NID Height28 ft
Dam Height28 ft
Dam Length180 ft
Year Completed1952 (74 years old)

Storage & Hydraulics

NID Storage36 acre-ft
Max Storage36 acre-ft
Normal Storage36 acre-ft
Surface Area2 acres
Drainage Area0 sq mi
Max Discharge288 cfs

Ownership & Safety

PurposeIrrigation
OwnerJEFF HELLER
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentNot Rated
Last Inspection12/16/2019
Emergency Action PlanNot Required

Identifiers

NID IDOR03040
Federal IDOR03040
More InfoState Dam Safety Program

Nearby Dams