Make One-Time Payment
Welcome to Contra Costa Water District's bill payment system powered by Paymentus Corporation. Please note that Paymentus charges a convenience fee of $3.95 for using this service and limits each transaction to $450.
For assistance between 8:00 am and 5:00 pm, please call (925) 688-8044. After regular office hours, please call (800) 420-1663.