The ONWASA offices will be closed on December 25, 26, & 27th in observation of Christmas. The ONWASA offices will also be closed on January 1, 2018 in observation of New Year's.
Customers may access their accounts and make payments, all free of charge, by visiting https://www.onwasa.com/170/Pay-Your-Bill or by calling our automated system at 1-877-302-2787, please have your account number before calling. These services are available to customers any time of the day, any day of the week.
