Electricity rate schedules, made useful

Know when power costs less.

Find the cheapest hours on your utility plan, then see what moving EV charging, laundry, or battery use could be worth each year.

The sample release currently covers four San Diego ZIP codes.

A 24-hour electricity price chart, with lower green bars overnight, higher coral bars during the day, and the words Know when power costs less.
24current SDG&E residential TOU plans
12.1¢lowest sample overnight price
40.2¢largest sample summer spread

Sample coverage

San Diego Gas & Electric plans

These current records were read from the OpenEI U.S. Utility Rate Database bulk export accessed on .

EV-TOU-5

12 AM to 6 AM and 10 AM to 2 PM

12.9¢/kWh

Summer weekday super off-peak price. Peak is 79.3¢/kWh from 4 PM to 9 PM.

See the full schedule

DR- TOU- Coastal Baseline Region

12 AM to 12 PM and 6 PM to 12 AM

17.1¢/kWh

Summer weekday super off-peak price. Peak is 19.4¢/kWh from 12 PM to 6 PM.

See the full schedule

DR- TOU- Desert Baseline Region

12 AM to 11 AM and 6 PM to 12 AM

17.1¢/kWh

Summer weekday super off-peak price. Peak is 19.4¢/kWh from 11 AM to 6 PM.

See the full schedule

DR- TOU- Inland Baseline Region

12 AM to 12 PM and 6 PM to 12 AM

17.1¢/kWh

Summer weekday super off-peak price. Peak is 19.4¢/kWh from 12 PM to 6 PM.

See the full schedule

DR- TOU- Mountain Baseline Region

12 AM to 12 PM and 6 PM to 12 AM

17.1¢/kWh

Summer weekday super off-peak price. Peak is 19.4¢/kWh from 12 PM to 6 PM.

See the full schedule

TOU-ELEC CARE

12 AM to 6 AM

20.0¢/kWh

Summer weekday super off-peak price. Peak is 40.8¢/kWh from 4 PM to 9 PM.

See the full schedule

From the blog

Use cheaper hours well

The biggest off-peak spreads in current coverage

A dated look at the widest differences between peak and off-peak electricity prices in current Cheapest Hours coverage.

Read article

How much EV owners can save by charging off-peak

A transparent way to estimate annual EV charging value from a utility plan's peak and off-peak prices.

Read article

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