Island County, Washington Power Outages, 2015 to 2023

Island County, Washington had 45 major outages from 2015 to 2023

Higher outage time among US counties

Residents here averaged 3.97 times the US outage time per person and 4.94 times the Washington rate. It ranks 2 of 34 in the state, where 1 has the most. Data confidence: High, with 9 years of records.

5.0major outages per year

9 of 9years with a major outage

160 hrslongest major outage

Nov, Janhardest months

November and January made up 74% of this county's outage time. The largest outage on record began Nov 5, 2022, reached 36,879 customers, and left at least 200 customers out for 160.5 hours.

Outage time per resident, rated Washington counties

MostLeast

Outage impact by year

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

2015'152016'162017'172018'182019'192020'202021'212022'222023'23

Show yearly numbers

Year	Customer-hours	Reported outages	Major outages
2015	809,111	24	4
2016	229,030	29	5
2017	237,520	48	4
2018	211,851	55	4
2019	71,186	45	3
2020	836,971	83	5
2021	2,785,490	88	10
2022	2,200,144	69	6
2023	167,067	66	4

When outages hit

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

20%

40%

60%

80%

JanJFebFMarMAprAMayMJunJJulJAugASepSOctONovNDecD

Largest outages on record

Start date	Hours	Peak customers	Customer-hours
Nov 5, 2022	160.5	36,879	1,981,012
Nov 15, 2021	76.8	39,506	1,113,031
Jan 13, 2021	87.2	48,278	1,107,260
Nov 13, 2020	36.0	48,356	497,231
Aug 29, 2015	72.8	10,816	299,778

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.