San Francisco Water and Sewer Bill Guide for SFPUC Charges, Fees, Rate Changes and High Bill Checks
A San Francisco water bill is usually more than a simple “water used” charge. Most SFPUC customers need to understand water service, water usage, sewer service, wastewater/sewer volume, stormwater-related costs, rate increases, payment timing, and available discounts before the bill makes sense.
This guide breaks down the SF water bill in plain English: what each charge means, why sewer can be a large part of the total, how 2026 rate changes may affect monthly costs, how to use the SFPUC My Account portal, how to request a payment plan, how low-income discounts work, and what to check when the bill suddenly jumps.
Understand the total
3 PartsSeparate water, sewer/wastewater, and other account charges before deciding why the bill increased.
Pay or check usage
PortalSFPUC My Account lets customers view and pay bills and check water use online.
Need help paying
CAPEligible low-income water/sewer customers may receive a 25% or 40% Customer Assistance Program discount.
Best first step to understand an SF water bill
Do not start by looking only at the total. First separate the water portion, sewer/wastewater portion, fixed service/base charges, usage charges, any past-due amount, and any rate-change timing. In San Francisco, sewer/wastewater charges can be a major part of the combined bill.
What Charges Are Usually Included in an SFPUC Water and Sewer Bill?
SFPUC bills are designed to recover the cost of delivering drinking water and managing wastewater/sewer services. A typical residential customer should review the bill in sections instead of treating it as one single water charge.
| Bill section | What it means | Why it changes | What to check first |
|---|---|---|---|
| Water service / fixed charge | Base cost tied to customer service, billing, meter maintenance, fire protection-related system needs and water system readiness. | Meter size, account type, rate schedule updates, billing period. | Meter size and rate schedule. |
| Water usage charge | Charge for the amount of water used during the billing period. | Leaks, irrigation, guests, appliances, tenant use, seasonal usage, billing period length. | Gallons/usage compared with prior bills. |
| Sewer service / wastewater fixed charge | Fixed sewer cost for customer service, billing, wastewater infrastructure and system operation. | Rate updates, customer class, billing period. | Sewer fixed charge line and rate year. |
| Sewer usage / wastewater volume charge | Charge connected to wastewater collection and treatment needs. | Water use pattern, wastewater billing method, rate updates, property type. | Whether usage rose or rate changed. |
| Stormwater component | Stormwater-related cost recovery for runoff and drainage system needs where applicable. | Rate structure, property classification, stormwater policy updates. | Stormwater line item or SFPUC stormwater component resources. |
| Past-due / payment-plan balance | Old unpaid amount or installment from a payment arrangement. | Missed payment, partial payment, failed payment, assistance credit not yet posted. | Payment history and confirmation numbers. |
SF Water Charges Explained: Service Charge vs Usage Charge
The water portion of your SFPUC bill normally has a fixed service element and a usage element. The fixed part helps pay for system readiness and account service, while the usage part reflects how much water the property consumed.
Water service / base charge
This is the part that may still appear even when usage is low because the water system must be maintained, metered, billed, staffed and ready for service.
Water usage charge
This part changes when actual consumption changes. A running toilet, irrigation leak, increased occupancy, or outdoor water use can raise this line.
Compare gallons or usage, not only dollars
If dollars increased but usage stayed similar, the reason may be rates, fixed charges, sewer charges, stormwater or previous balance. If usage increased, investigate leaks or changed household behavior.
Check for a longer billing period
A bill covering more days can look higher even when daily usage did not change much. Compare daily average use when possible.
Use My Account before calling
Check payment status, water use and account details online. Then call or submit a support request with exact dates, usage and payment proof.
SF Sewer and Wastewater Charges Explained
Sewer charges are not just a second water charge. They help pay for collecting, transporting, treating and managing wastewater in a dense city with aging infrastructure, environmental regulations and major capital needs.
Collection system
Pipes and infrastructure move wastewater and storm-related flows away from homes, businesses and streets.
Treatment system
Wastewater must be processed to meet environmental and public-health requirements before discharge or reuse.
Capital upgrades
SFPUC’s 2026 rate materials point to infrastructure upgrades and long-term system investment as a key reason rates are changing.
Look for separate sewer fixed and usage-style charges
The sewer portion can include fixed service costs and volume-related costs. If sewer increased but water usage did not, check the rate year and charge category.
Do not compare SF sewer to water-only bills in other cities
Some cities show water and sewer separately, some combine them, and some bill stormwater differently. Compare like-for-like charges.
Use the SFPUC bill calculator when estimating
SFPUC provides a water and sewer bill calculator and bill resources to help customers understand how rates and usage affect total charges.
Stormwater Component: Why Drainage Can Affect the SFPUC Bill
Stormwater is the rainwater runoff that flows from roofs, pavement and streets into the City’s drainage and wastewater systems. In a dense city, managing stormwater requires large infrastructure and maintenance.
What stormwater pays for
What customers should check
Plain-English explanation
You may not “use” stormwater like you use drinking water, but the City still needs infrastructure to collect and manage runoff. That is why stormwater-related costs may appear as part of broader sewer or utility charges.
2026 SFPUC Rate Changes: What San Francisco Customers Should Know
SFPUC’s 2026 rate materials say updated water and sewer rates are effective July 1, 2026. The proposed schedule represents an average combined monthly increase of about $21 in FY2027 and $23 in FY2028 for the average San Francisco residential household.
Effective date
July 1SFPUC’s updated water and sewer rate schedule begins July 1, 2026.
FY2027 average increase
$21Approximate average combined monthly bill increase for the average residential household.
FY2028 average increase
$23Approximate additional average combined monthly bill increase in the following fiscal year.
Compare bills before and after July 1, 2026
If your bill increases after this date, check whether usage also increased. If usage stayed similar, the increase may be largely rate-related.
Use SFPUC’s bill calculator for estimates
The calculator is useful when you want to understand whether the change is coming from usage, water rates, sewer rates or the proposed rate schedule.
Ask for bill relief if affordability is the issue
If the bill is unaffordable, check CAP eligibility and request a payment plan before ignoring the balance.
How to Pay an SF Water Bill Online or Request a Payment Plan
SFPUC My Account is the main online portal for viewing and paying the water bill and checking water use. If you are behind on your water/sewer bill, SFPUC says you can request a flexible payment plan online, by email or by calling Customer Service.
| Need | Official route | Best for | Direct action |
|---|---|---|---|
| View / pay bill | SFPUC My Account – Water | Online bill payment, bill view, water-use review. | Open My Account |
| Payment plan | SFPUC Payment Plan page or PaymentPlan@sfwater.org | Customers behind on water/sewer bills. | Request payment plan |
| Customer service | SFPUC Customer Service | Account-specific help, payment plan questions, billing problems. | Call 415-551-3000 |
| Emergency / service issue | SF 311 or outside SF 415-701-2311 | Water, power or sewer emergency or service problem. | Call outside SF |
| Rate questions | SFPUC ratesinfo@sfwater.org | Questions about proposed or current rate schedules. | Email rates team |
Pay through My Account
Use the official SFPUC My Account portal to avoid wrong payment websites. Confirm account details before submitting payment.
Ask for a payment plan if behind
If the balance is already past due, request a flexible payment plan before collection action or stress increases.
SFPUC Customer Assistance Program: 25% or 40% Water/Sewer Bill Discount
SFPUC’s Water/Wastewater Customer Assistance Program says low-income customers who pay an SFPUC water and sewer bill may be eligible for a 25% or 40% discount. SFPUC also states that customers enrolled in CAP are exempt from water service shutoffs and liens.
Standard discount
25%Eligible low-income customers may qualify for a 25% water/wastewater bill discount.
Higher discount
40%Some qualifying customers may be eligible for a 40% discount, based on program rules.
Shutoff / lien protection
CAPSFPUC says CAP customers are exempt from water service shutoffs and liens.
Open the Water/Wastewater CAP page
Review eligibility, application options and income rules on the official SFPUC page.
Prepare account and household information
Programs usually ask for account information, residence details and income-related eligibility information. Use the official CAP application instructions.
If you are already behind, combine CAP with a payment plan
A discount may reduce future bills, while a payment plan can help manage the existing balance. Ask SFPUC about both.
SF Water Bill Suddenly High? Check Usage, Sewer, Rate Change and Leaks
A high SFPUC bill can come from increased water use, a leak, sewer/wastewater charges, stormwater changes, rate timing, past-due balances or a billing-period difference. The fastest way to diagnose it is to separate usage from rates and fees.
If usage increased
If usage did not increase
Open My Account and compare use
Confirm whether water use changed. If water use is steady but the total increased, focus on rates and sewer/stormwater lines.
Use the SFPUC bill calculator
Use the calculator to test the effect of usage and proposed/current rates on the total water and sewer bill.
Call or contact SFPUC if the bill still does not make sense
Prepare bill date, usage history, account number, leak-check results and payment history before contacting support.
How to Read Your SFPUC Bill Like a Homeowner, Tenant or Property Manager
A good bill review follows the same order every time: customer details, service address, billing dates, water usage, sewer charges, stormwater or other components, payments, previous balance and assistance/payment-plan credits.
Confirm the account and service address
This is especially important for landlords, property managers, multi-unit buildings and customers who recently moved.
Check billing period dates
A longer billing period can create a higher bill even when daily usage is normal.
Check water use first
Usage changes are the clearest sign of leaks, occupancy changes, irrigation or appliance changes.
Then check sewer and stormwater-related lines
If water use is normal but sewer or stormwater charges changed, rate schedules or property/account classification may explain the difference.
Check assistance, payment plan and prior balance
CAP discounts, old balances, missed payments or payment plans can change the final amount due even if current usage is normal.
Copy this review question
“Did my bill increase because I used more water, because the rate changed, because sewer/stormwater changed, or because a previous balance/payment issue was added?”
SFPUC Customer Service, Emergency Help and Map
Use My Account for online payment and water-use checks. Use SFPUC Customer Service for account-specific billing support. Use 311 or the outside-SF hotline for water, sewer or power emergencies and service problems.
SFPUC account and bill help
Customer Service: 415-551-3000
Payment plan email: PaymentPlan@sfwater.org
Rate questions: ratesinfo@sfwater.org
Use for: bill payment, past-due balance, payment plan, CAP, rate questions, high-bill review and account issues.
Emergency / service problem
Inside San Francisco: Dial 3-1-1
Outside San Francisco: 415-701-2311
Online: sf311.org
Use for: water, power or sewer emergency or urgent service problem.
Map: SFPUC Headquarters
Use this map for SFPUC headquarters reference. For account-specific billing issues, online account tools or phone support are usually faster than visiting.
Official SF Water Bill Resources
| Need | Official resource | Use it for | Direct action |
|---|---|---|---|
| Pay / view bill | SFPUC My Account – Water | View and pay bill, check water use, manage account online. | Open My Account |
| 2026 rate changes | Water & Sewer Rates for FY2027-28 | July 1, 2026 rate updates, public process, bill impact and rate-setting details. | Read rate page |
| Bill discount | Water/Wastewater Customer Assistance Program | 25% or 40% discount eligibility and application. | Apply / learn more |
| Payment plan | SFPUC Payment Plan | Flexible payment plan request for customers behind on water/sewer bills. | Request plan |
| Bill calculator | Water and Sewer Bill Calculator | Estimate how usage and rates affect water/sewer bills. | Open calculator |
| Emergency / service problem | SF311 | Water, power or sewer emergency/service issue; outside SF call 415-701-2311. | Call outside SF |
SF Water Bill Charges and Fees FAQs
What is included in an SF water bill?
An SFPUC bill may include drinking water service, water usage, sewer/wastewater service, sewer usage or wastewater-related charges, stormwater-related costs where applicable, previous balances, payment-plan amounts or other account charges.
Where do I pay my SF water bill online?
Use the official SFPUC My Account – Water portal to view and pay your bill and check water use online.
Why is my San Francisco water and sewer bill increasing in 2026?
SFPUC’s updated water and sewer rates are effective July 1, 2026. SFPUC says the increases support continued delivery of water and sewer services, system upgrades, operating needs and capital improvement needs.
How much is the 2026 SFPUC rate increase?
SFPUC’s 2026 materials say the proposed schedule represents an average combined monthly bill increase of about $21 in FY2027 and $23 in FY2028 for the average San Francisco residential household.
Why is the sewer part of my SF bill so high?
Sewer charges help pay for wastewater collection, treatment, customer service, billing, maintenance, infrastructure upgrades and regulatory needs. In San Francisco, sewer can be a major part of the combined bill.
What is the difference between water and sewer charges?
Water charges relate to drinking water service and usage. Sewer charges relate to collecting, transporting, treating and managing wastewater and related infrastructure.
Does SFPUC offer low-income water bill discounts?
Yes. SFPUC’s Water/Wastewater Customer Assistance Program says eligible low-income customers may receive a 25% or 40% discount on water and sewer bills.
Are SFPUC CAP customers protected from shutoffs and liens?
SFPUC says customers enrolled in the Customer Assistance Program are exempt from water service shutoffs and liens.
How do I request a payment plan for an SFPUC water bill?
If you are behind on a water/sewer bill, SFPUC says you can request a flexible payment plan online, email PaymentPlan@sfwater.org, or call Customer Service at 415-551-3000.
Who do I call for an SF water, sewer or power emergency?
SFPUC says to call the 24-hour hotline at 3-1-1 for water, power or sewer emergencies or service problems. From outside San Francisco, call 415-701-2311.
What should I check if my SF water bill is suddenly high?
Check water usage in My Account, compare with prior bills, look for toilet or irrigation leaks, review sewer and stormwater line items, check rate-change timing and look for past-due balances.
Can the SFPUC bill calculator help explain my bill?
Yes. SFPUC provides a water and sewer bill calculator to help customers understand how usage and rates affect total charges.
What email can I use for SFPUC rate questions?
SFPUC lists ratesinfo@sfwater.org for questions about rates and rate-setting information.
What is the fastest way to confirm payment status?
Open SFPUC My Account to check account and payment details. If the account still does not look right, call Customer Service with the payment confirmation number, date and amount.
How do I reduce future SF water bills?
Track water use in My Account, fix leaks quickly, install efficient fixtures, reduce irrigation waste, apply for CAP if eligible, and use the bill calculator to understand how usage affects water and sewer costs.