On this page you’ll find resources to help you better understand the information presented on your bill. To view your own electrical usage and bill, log into your account.
Flat Rate
With the Flat Rate, you pay the same price for electricity regardless of the season or time of day that you use it. Click for a Flat Rate bill example.
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Your account information.
This section shows your account number, name, and mailing address
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Account overview.
This section gives a summary of your account activity, including:
- Your last billing period balance
- Your most recent payment
- New charges for this billing period
- The total amount you owe and the due date -
Service address.
This is the address where you receive service for this account.
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Billing details.
Here, you can see detailed information about your account activity. This includes the billing dates and the energy (kilowatt hours or kWh) you used this period. You will also find your base service charge and a detailed summary of charges, including the total billing amount for this period.
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Energy use graph.
This graph compares your average daily energy use (kWh):
- Dark bars show your use this year.
- Light bars show your use during the same billing period last year. -
Daily averages and yearly comparison.
This section gives your daily average energy use for this billing period. It also compares your energy habits to last year, so you can see if anything has changed.
Time of Use Rate (Coming fall 2025)
With the Time of Use Rate, you pay different prices for electricity based on the time of day that you use it. Click for a Time of Use Rate bill example.
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Your account information.
This section shows your account number, name, and mailing address.
-
Account overview.
This section gives a summary of your account activity, including:
- Your last billing period balance
- Your most recent payment
- New charges for this billing period
- The total amount you owe and the due date -
Service address.
This is the address where you receive service for this account.
-
Billing details.
Here, you can see detailed information about your account activity. This includes the billing dates and the energy (kilowatt hours or kWh) you used this period.
- You will also find your base service charge and a detailed summary of charges.
- Charges are broken down by peak and total amounts due. -
Time of Use rate.
Your account is on a Time of Use (TOU) rate. This means your energy rates change depending on when you use energy. The chart shows the different TOU periods and when they apply.
Holidays included in the TOU schedule are New Year's Day, Martin Luther King Jr. Day, Presidents' Day, Memorial Day, Juneteenth, Independence Day, Labor Day, Indigenous Peoples' Day, Veterans Day, Thanksgiving Day, Day After Thanksgiving, and Christmas Day.
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Energy use graph.
This graph compares your average daily energy use (kWh):
- Dark bars show your use this year.
- Light bars show your use during the same billing period last year. -
Daily averages and yearly comparison.
This section gives your daily average energy use for this billing period. It also compares your energy habits to last year, so you can see if anything has changed.
Helpful Information
You can update your billing contact information by logging into your account online or by calling (206) 684-3000.
City Light offers utility assistance to income-qualified customers. Find out if you qualify.
The Base Service Charge is a small daily charge that covers costs associated with billing and customer service operations.
RSA stands for Rate Stabilization Account. The RSA is a cash reserve of approximately $100 million kept by City Light to access when fluctuations in wholesale market prices or hydroelectric production occur and cause an unexpected drop in revenue. If the RSA becomes depleted, a temporary rate surcharge is automatically added to customer bills to replenish it.
kWh stands for kilowatt-hour and is a unit of energy equal to 1000 Watts of power consumed over the course of 1 hour. It is used to calculate the charges on your bill. The average Seattle City Light residential customer uses 613 kWh each month.
The average US home uses about 877 kWh per month. The average City Light home uses 613 kWh a month. This is due to our mild climate and aggressive adoption of energy efficiency technologies.
Newer buildings typically have energy efficiency solutions built into them and use less energy than older buildings that have not been updated with energy efficiency solutions. Often, the more people living in the home, the more energy is used.
Unlike other parts of the country that rely heavily on air-conditioning, Seattle-area homes use more energy in the winter than in the summer.
If you own an Electric Vehicle and charge using your electricity account with City Light, this will likely be the largest user of energy for your home.
If you find your energy use exceeding 800 kWh a month on a regular basis and it cannot be explained by the weather, size of your home, number of occupants, electric heating use, or large energy consumers like electric vehicles, hot tubs, or home businesses, contact an Energy Advisor to help evaluate your usage.
Renters and homeowners can find ways to use energy more wisely and save money. City Light offers a variety of home energy solutions and energy saving ideas.
By knowing what uses the most energy in your home, you can stay comfortable at a cost that works for you while managing the use of your appliances, heating & cooling, and other electric household items. The average City Light home uses 613 kWh of electricity per month. Here are likely the top energy users in your home:
- Cooling and heating (47%)
- Water heater (14%)
- Washer and dryer (13%)
- Lighting (12%)
- Refrigerator (4%)
Find ways to save energy and lower your bill.