This calculator will help you estimate your water bill. Costs may vary by the number of people in your home, the landscape size, and month. To view your water bill information and usage history, visit our WaterInsight Program.

Please note: This calculator is for estimating only. Your actual bill will vary based on the number of days in the billing cycle. If you need assistance or have specific questions about your water bill, please contact an IRWD Customer Service Specialist at or call 949-453-5300.