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Financial assistance is available to customers with a signed payment plan, learn more information.
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.
Click here for utility billing assistance from Volunteers of America Western Washington.
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.
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.
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.
Pay By Phone: 888-531-6755
Phone: 425-481-1100 or 800-592-9995
If you have questions about the operations of traffic signals or about street lights in the City, please contact the Traffic Engineer at 425-744-6265 or email.