Utilities

Online Billing
Helpful Forms and Info
Account Change Request Form

Relief Due to COVID-19 Emergency

Financial assistance is available to customers with a signed payment plan, learn more information.

COVID-19 Utilities Moratorium (Updated) 

Proclamation 20-23, as issued by Governor Inslee, expired on September 30, 2021. Moving forward bills dated after December 1, 2021 will be subject to late fees and disconnection for individual bill balances.

The city is committed to keeping our customers connected to essential services during the COVID-19 pandemic emergency. If you are experiencing hardship due to the COVID-19 pandemic, you may be eligible for support, including long-term payment arrangements or bill assistance. Contact the Utility Department at 425-744-6214 or utilitybilling@mltwa.gov.

Water & Sewer Emergencies

For water or sewer line breaks, please contact our Public Works Department at 425-670-8264 between the hours of 7:00 a.m. and 3:30 p.m., Monday through Friday. For after hours emergencies, please call Snohomish County 911 NON-EMERGENCY number 425-407-3999 and they will reach our on-call staff.

City Utilities

The City of Mountlake Terrace provides water, sewer and storm water utilities within the city limits, and bills every other month for these services.  The City provides water service 24 hours a day, currently supplying nearly 2 million gallons per day of high quality drinking water to more than 6,000 homes and businesses.

The city takes the business of providing clean, safe and reliable water to you as one of our highest priorities. New water rates went into effect in 2019 that will enable the city to continue providing a high quality water supply. Learn more about your water rates (PDF).

The Utilities Division within the Administrative Service Department is committed to providing timely and accurate billings, collecting payments fairly and equitably, and meeting customer needs for information for service, information and occasional leniency during hard times.

Quick Links