ONWASA Offices will be closed on Friday, April 6, 2012 in observance of Good Friday. The offices will reopen on Monday, April 9, 2012 at 8:00 a.m.
You may make a telephone payment and access your account balance information 24 hours a day by calling 1-888-626-9055. Please have your credit/debit card and ONWASA account number ready.
