Paso Robles water and sewer rates

Who supplies water to Paso Robles houses, what it costs, and how the sewer charge works.

City of Paso Robles

Effective January 1, 2026, the current water usage rate is $7.13 per unit; the flat rate depends on meter size.

Use a month	Price per unit (CCF, 748 gallons)
Fixed charge	$22.00 a month
0 to more	$7.13

Source: In a normal year, over 50% of the City's water is supplied by seven relatively-shallow wells along the Salinas River corridor; Nacimiento Water Project surface water and Paso Robles Groundwater Basin groundwater supplement them.
Hardness: Total hardness averaged 15.63 grains per gallon (range 8.2 to 28.7) in the 2025 report.

Single-family sewer is a fixed charge plus a usage charge per HCF based on winter water use (effective April 1, 2025).

New sewer account? Appeal the 6 HCF default. Customers with more than one but fewer than three years of water use history can appeal the default HCF/month assumption to the Utility Billing Adjustment Committee (UBAC). How: Appeal to the Utility Billing Adjustment Committee (UBAC).
Automatic payment of your water and sewer bill. Through the Direct Payment Plan, you authorize the City of Paso Robles to deduct your payment automatically from your checking account or charge to your credit / debit card. How: See the City's Direct Payment Plan brochure on the Utility Billing page.

When	What
20th of each month	City water and sewer bills are billed on the 1st; unpaid by 5 p.m. on the 20th they are delinquent with a 10% penalty.

Checked October 22, 2026. Every number here comes from the public sources listed, matched by our checker.

Rates change every year; this page shows when it was last checked. Nothing here is legal, tax or insurance advice.