Summary: General rate request to increase annual revenue by approximately $12,250 (4.7 percent). The filing is requesting a capital surcharge for the customers in the Silver Lake Water system ID #79245N in order to support the installation of a new treatment plant. This treatment plant will help eliminate the system's water quality issues due to excess manganese and iron causing discoloration of the water. An initial surcharge of $4.52 per month is proposed to cover the costs of system evaluation, pilot tests and system design (excluding construction). The company serves about 440 customers located on various water systems in Snohomish, Skagit, and Island Counties. The company’s last rate change became effective on May 15, 2017, on the Silver Lake water system in the amount of $27,713 (30.8 percent).
