According to UEC website

Umatilla Electric Cooperative gives notice that Capital Credit payments are now and have been available since 2013 at the office of the Cooperative at 750 W. Elm Ave., P.O. Box 1148, Hermiston, OR 97838, to the members named here under. Unless the members named or their heirs claim payment no later than Dec. 31, 2017, they will be forfeited to the Cooperative. These unclaimed credits were earned in the years of 1995 and 1996.

If you find your name and would like to claim your refund, please call UEC offices at 541-567-6414. Please provide your name, UEC member number, current address, and telephone number so that UEC can contact you promptly. A picture identification may be required before the funds are released.

Check to see if your name is on the list