El Dorado County, California Power Outages, 2017 to 2023

El Dorado County, California had 89 major outages from 2017 to 2023

Higher outage time among US counties

Residents here averaged 7.18 times the US outage time per person and 8.01 times the California rate. It ranks 9 of 55 in the state, where 1 has the most. Data confidence: High, with 7 years of records.

12.7major outages per year

6 of 7years with a major outage

235 hrslongest major outage

Oct, Sephardest months

October and September made up 48% of this county's outage time. The largest outage on record began Dec 27, 2021, reached 27,392 customers, and left at least 200 customers out for 85.5 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.

2017'172018'182019'192020'202021'212022'222023'23

Show yearly numbers

Year	Customer-hours	Reported outages	Major outages
2017	4,513	4	0
2018	830,562	70	4
2019	6,990,258	197	17
2020	4,538,931	217	10
2021	6,012,729	236	28
2022	2,245,275	276	14
2023	3,084,032	283	16

When outages hit

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

10%

20%

30%

40%

JanJFebFMarMAprAMayMJunJJulJAugASepSOctONovNDecD

Largest outages on record

Start date	Hours	Peak customers	Customer-hours
Dec 27, 2021	85.5	27,392	1,731,417
Jan 1, 2022	137.2	12,630	885,380
Feb 27, 2023	144.8	24,131	870,353
Oct 15, 2018	45.8	27,833	704,080
Oct 27, 2020	24.8	26,137	600,421

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.

Phones, Wi-Fi, lights, about 60 WRefrigerator, about 60 WChest freezer, about 40 WGas furnace fan, about 160 W

Hours to cover: 24

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.