The 2016 City of Rocky River 2nd Quarter Sewer Bills were mailed to residents on August 31, 2016. Please watch for their arrival in your mailbox. This quarterly bill reflects estimated usage and credits, if any, for the service period of June 1 to August 31. Sewer bills are due on September 30, 2016. If you do not receive your bill, please call our Sewer Billing Department at (440) 331-0600, ext. 2022.