City utility bills mailed November 2023 will be in an envelope with "Quality on Tap" in the return address label position. Included with the utility bill is a request with directions for identifying your water service line material. This information will be included in the City of Oakland Water Service Line Inventory as required by the EPA. If you need assistance identifying your water service line please contact City Hall at oakland.ub@gmail.com or 712-482-6811. For the directions and more information: City of Oakland Water Service Line Inventory