Umatilla Electric Cooperative (UEC) serves a large portion of the Columbia Basin and Blue Mountain country of Northeastern Oregon.
The cooperative’s territory is located west of Boardman in Morrow County and covers much of Umatilla County surrounding the cities of Hermiston and Pendleton and into the Blue Mountains.
The UEC Service Districts are:
- East Irrigon Umatilla
- Columbia Stanfield
- Wheatland Buttercreek Pilot Rock
- East District