Yukon-Koyukuk Census Area power outages

Alaska outage history from 2017 to 2023, with the largest outages and a backup battery estimate.

Yukon-Koyukuk Census Area, Alaska had 1 major outage from 2017 to 2023

Lower outage time among US counties

Residents here averaged 0.19 times the US outage time per person and 0.19 times the Alaska rate. It ranks 6 of 6 in the state, where 1 has the most. Data confidence: High, with 7 years of records.

0.1major outages per year
1 of 7years with a major outage
8 hrslongest major outage
Feb, Julhardest months

February and July made up 62% of this county's outage time. The largest outage on record began Jul 26, 2022, reached 393 customers, and left at least 200 customers out for 8.2 hours.

Outage time per resident, rated Alaska counties
MostLeast

Outage impact by year

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

0
2,000
4,000
6,000
8,000
2017'172018'182019'192020'202021'212022'222023'23
Show yearly numbers
YearCustomer-hoursReported outagesMajor outages
201772430
201887250
20193,38350
20203,980130
202146730
20225,12071
20231,75430

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
Jul 26, 20228.23933,238
Jul 9, 20203.53831,337
Feb 5, 20203.53681,287
Feb 2, 20193.23741,216
Feb 28, 20233.04011,203

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.