John Christenson, City of Sequim Wastewater Operator III, recently earned the Wastewater Treatment Plant Operator IV Certification from the Washington State Department of Ecology.

This is the highest level of wastewater certification in Washington state, city officials noted.

Achieving the certification requires four years of domestic wastewater treatment plant operating experience with at least two years at a Class III or higher plant and 180 credits or credit equivalent units relevant to wastewater.

Christenson has served as a Wastewater Operator for eight years, a Water Distribution Manager for eleven years, and a Water Treatment Plant Operator for 10 years. He has worked for the City of Sequim since November 2018.

For more information, contact Utilities Manager Pete Tjemsland at 683-4908 or ptjemsland@sequimwa.gov.