Okanogan County power outages

Washington outage history from 2020 to 2023, with the largest outages and a backup battery estimate.

Okanogan County, Washington had 1 major outage from 2020 to 2023

Lower outage time among US counties

Residents here averaged 0.13 times the US outage time per person and 0.16 times the Washington rate. It ranks 28 of 34 in the state, where 1 has the most. Data confidence: Medium, with 4 years of records.

0.2major outages per year
1 of 4years with a major outage
68 hrslongest major outage
Sep, Mayhardest months

September and May made up 99% of this county's outage time. The largest outage on record began Sep 8, 2020, reached 959 customers, and left at least 200 customers out for 67.8 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
20K
40K
60K
80K
2020'202021'212022'222023'23
Show yearly numbers
YearCustomer-hoursReported outagesMajor outages
202056,35641
2021000
2022000
2023000

When outages hit

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

0%
25%
50%
75%
100%
JanJFebFMarMAprAMayMJunJJulJAugASepSOctONovNDecD

Largest outages on record

Start dateHoursPeak customersCustomer-hours
Sep 8, 202067.895953,278
Sep 7, 20204.24261,757
May 6, 20203.0291873
Oct 6, 20200.5898449

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.

Look up another county

Counties ranked nearby

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.