Water Rates in San Francisco, CA
The San Francisco Public Utilities Commission serves San Francisco with a complex rate structure. Understanding your tiers and sewer multiplier is the first step to mitigating an unexpectedly high bill.
Effective Blended Rate
$27.14/kGal
Rate Structure
1 Tiers
flat volumetric Sewer
Volumetric Water Tiers
| Tier | Usage Range (kGal) | Rate / kGal |
|---|---|---|
| Flat Rate | First | $13.21 |
Sewer & Infrastructure Logic
San Francisco calculates sewer charges using the flat volumetric method.
Non-residential wastewater volumetric rate per CCF (SFPUC FY2025-26)
Sewer Rates
At $27.14/kGal, How Much Could You Save in San Francisco?
Smart Valve technology reduces metered water volume 15-25%. At San Francisco's current rates, that's $19,541/yr in potential savings for a 300 kGal/month facility.
Calculate Your San Francisco Savings →Monthly Base Fees (5/8" Meter)
Flat Rate Utility
San Francisco uses a flat rate structure. You are not penalized with higher rates for using more water, but conservation still lowers your bill directly!
Water Quality Alert
Live data from EPA ECHO Database
Related Resources
ROI Calculator
See your exact savings at San Francisco rates in 60 seconds.
ROI of Water Conservation
How to save 20-40% on commercial water bills.
Water Bill Explained
CCF rates, tier structures, and hidden charges decoded.
Real Savings Results
20-35% water savings across 6 industries.