Ferry County power outages

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

Ferry County, Washington had 21 major outages from 2015 to 2023

Higher outage time among US counties

Residents here averaged 3.30 times the US outage time per person and 4.12 times the Washington rate. It ranks 3 of 34 in the state, where 1 has the most. Data confidence: High, with 9 years of records.

2.3major outages per year
9 of 9years with a major outage
82 hrslongest major outage
Sep, Novhardest months

September and November made up 48% of this county's outage time. The largest outage on record began Sep 7, 2020, reached 2,203 customers, and left at least 200 customers out for 82.0 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
50K
100K
150K
200K
2015'152016'162017'172018'182019'192020'202021'212022'222023'23
Show yearly numbers
YearCustomer-hoursReported outagesMajor outages
201518,672152
201626,665151
201752,246222
2018107,400334
201915,520201
2020167,821403
202161,546194
202253,707162
202344,800162

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
Sep 7, 202082.02,203107,887
Aug 12, 201854.51,41149,515
Nov 13, 202031.52,60833,764
Sep 26, 201710.51,97920,780
Nov 7, 202240.21,16419,136

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.