Kittitas County power outages

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

Kittitas County, Washington had 22 major outages from 2015 to 2023

Above middle outage time among US counties

Residents here averaged 0.87 times the US outage time per person and 1.08 times the Washington rate. It ranks 17 of 34 in the state, where 1 has the most. Data confidence: High, with 9 years of records.

2.4major outages per year
6 of 9years with a major outage
42 hrslongest major outage
Jan, Dechardest months

January and December made up 48% of this county's outage time. The largest outage on record began Jan 6, 2022, reached 4,113 customers, and left at least 200 customers out for 37.2 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
100K
200K
300K
400K
2015'152016'162017'172018'182019'192020'202021'212022'222023'23
Show yearly numbers
YearCustomer-hoursReported outagesMajor outages
2015178,568256
201625,312130
201740,030160
201848,676191
201967,500280
2020144,776425
2021168,739505
2022203,516294
202345,026301

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
Jan 6, 202237.24,11361,954
Jan 13, 202131.54,22855,401
Nov 5, 202242.22,98750,661
Oct 13, 202026.08,93049,446
Jan 3, 202230.82,42241,039

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.