Public Works Contact Us50 Chelan Falls HighwayChelanWA98816(509) 682-8030Office hours7:00am-4:00pm, Monday-Friday Provides safe, clean water service to the City of Chelan. Operates the Water Filtration Plant with 6.5 million Gallons per day total capacity, with average daily flow of 1 to 1.5 million gallons. Services and maintains approximately 141,000 feet of pipe with 1572 services and manages 5 pressure zones. Maintains 10 reservoirs with a total capacity of 1.738 MG. Performs water quality analyses to insure public health and compliance with state and federal drinking water quality regulations. Responds to customer service calls. Monitors cross-connection compliance.