Butte County power outages

California outage history from 2018 to 2023, with the largest outages and a backup battery estimate.

Butte County, California had 63 major outages from 2018 to 2023

Higher outage time among US counties

Residents here averaged 7.86 times the US outage time per person and 8.76 times the California rate. It ranks 8 of 55 in the state, where 1 has the most. Data confidence: Medium, with 6 years of records.

10.5major outages per year
6 of 6years with a major outage
210 hrslongest major outage
Nov, Octhardest months

November and October made up 63% of this county's outage time. The largest outage on record began Nov 10, 2018, reached 25,304 customers, and left at least 200 customers out for 131.0 hours.

Outage time per resident, rated California counties
MostLeast

Outage impact by year

Customer-hours without power. 1,000 customers out for 2 hours is 2,000 customer-hours.

0
5M
10M
15M
20M
2018'182019'192020'202021'212022'222023'23
Show yearly numbers
YearCustomer-hoursReported outagesMajor outages
201813,891,9857813
20194,087,30719311
20203,398,56918014
20211,292,25217014
2022397,5691754
2023947,2681657

When outages hit

Share of this county's customer-hours by month.

0%
20%
40%
60%
80%
JanJFebFMarMAprAMayMJunJJulJAugASepSOctONovNDecD

Largest outages on record

Start dateHoursPeak customersCustomer-hours
Nov 10, 2018131.025,3043,121,750
Nov 20, 2018209.817,5152,851,016
Nov 17, 201875.819,7531,426,529
Nov 30, 2018109.513,4601,266,429
Dec 11, 2018171.510,1031,233,012

Hours measure how long at least 200 customers in the county were out. Most customers get power back sooner.

Size your backup battery

Start with what you would keep running. Wattages are typical averages, so check your own appliances.

1,700 Whof battery capacity, allowing for about 15% conversion loss

If anyone relies on medical equipment, plan that with their provider. Run portable fuel generators outdoors only, at least 20 feet from doors, windows and vents. See the outage checklist.

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How to read this

  • A major outage lasted at least 8 hours and reached customers equal to at least 1% of county residents.
  • Records cover outages of at least 200 customers in a county. They do not show what happened on your street.
  • Utilities that do not report can make a county look better than it is. Data ends in 2023. Read the full method.