Heather Ternes and Landon Alexenko of Hermiston are announcing their engagement.

Heather is the daughter of Dale and Shannon Ternes of Hermiston. She is a 2009 graduate of Hermiston High School and a 2013 graduate of Blue Mountain Community College.

Landon is the son of Tom and Sheri Alexenko of Milton-Freewater. He graduated from Touchet (Wash.) High School in 2004. He also studied at Spokane Community College and Eastern Washington University. He is employed with the state of Oregon.

The couple will exchange vows Oct. 15, 2016, at 4 p.m. at the Umatilla County Fairgrounds Rankin Pavilion in Hermiston.