Kitsap County power outages

Washington outage history from 2015 to 2023, with the largest outages and a backup battery estimate.

Kitsap County, Washington had 70 major outages from 2015 to 2023

Higher outage time among US counties

Residents here averaged 1.77 times the US outage time per person and 2.20 times the Washington rate. It ranks 6 of 34 in the state, where 1 has the most. Data confidence: High, with 9 years of records.

7.8major outages per year
9 of 9years with a major outage
200 hrslongest major outage
Nov, Marhardest months

November and March made up 42% of this county's outage time. The largest outage on record began Nov 17, 2015, reached 51,951 customers, and left at least 200 customers out for 19.5 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.

0
1M
2M
3M
4M
2015'152016'162017'172018'182019'192020'202021'212022'222023'23
Show yearly numbers
YearCustomer-hoursReported outagesMajor outages
20152,615,2157311
20162,082,1581276
20171,196,0921239
20181,027,2691145
2019266,7271061
2020964,45117311
20211,223,82012913
20221,186,1241379
2023378,9951395

When outages hit

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

0%
10%
20%
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40%
JanJFebFMarMAprAMayMJunJJulJAugASepSOctONovNDecD

Largest outages on record

Start dateHoursPeak customersCustomer-hours
Nov 17, 201519.551,951731,484
Nov 24, 201526.850,214669,882
Mar 13, 201611.065,654575,818
Mar 1, 201639.244,492540,355
Feb 18, 201848.032,536537,412

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.