H2O Access

H2O Access: 

Connect to your water, your way

The level of service we provide to our customers is extremely important. To increase service and efficiency, Castle Rock Water provides the H2O Access online account service to connect to your water, your way.

Easy-to-read water bill

Water bills are easy to read and helps customers understand and manage their water use. View a sample water bill.

Go paperless and get notified via email with new monthly bills. Online bills are accessible through a H2O Access account.

Secure online convenience

Still secure and available 24 / 7, H2O Access enables customers to view, print and save 12 months of account history. Customers can also schedule payments and link multiple accounts to one online username. 

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Setting up a H2O Access account is a simple, one-time process. However, should you need additional help, view these easy steps, or give our customer service representatives a call for assistance at 303-660-1373.

Easy phone access

Easy, automated phone access allows you to get your balance and pay your bill anytime at 1-855-288-9288.

Further assistance


As always, customer service representatives are available by phone at 303-660-1373, by email, and at our offices, located at 175 Kellogg Court.