Humboldt County power outages

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

Humboldt County, California had 89 major outages from 2018 to 2023

Higher outage time among US counties

Residents here averaged 6.22 times the US outage time per person and 6.94 times the California rate. It ranks 10 of 55 in the state, where 1 has the most. Data confidence: Medium, with 6 years of records.

14.8major outages per year
6 of 6years with a major outage
235 hrslongest major outage
Oct, Janhardest months

October and January made up 46% of this county's outage time. The largest outage on record began Dec 20, 2022, reached 71,791 customers, and left at least 200 customers out for 35.8 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
2M
4M
6M
8M
2018'182019'192020'202021'212022'222023'23
Show yearly numbers
YearCustomer-hoursReported outagesMajor outages
2018110,152493
20194,549,78223516
20201,048,27919110
20211,773,84019422
20222,140,90718911
20232,466,83820927

When outages hit

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

0%
10%
20%
30%
40%
JanJFebFMarMAprAMayMJunJJulJAugASepSOctONovNDecD

Largest outages on record

Start dateHoursPeak customersCustomer-hours
Dec 20, 202235.871,7911,309,194
Feb 24, 2023235.010,069664,136
Nov 26, 201946.222,806642,150
Jan 16, 202065.865,606591,912
Oct 28, 20196.870,363469,468

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.