Teton County power outages

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

Teton County, Idaho had no major outages from 2017 to 2023

Below middle outage time among US counties

Residents here averaged 0.39 times the US outage time per person and 0.82 times the Idaho rate. It ranks 19 of 35 in the state, where 1 has the most. Data confidence: High, with 7 years of records.

0.0major outages per year
0 of 7years with a major outage
Nonelongest major outage
Nov, Marhardest months

November and March made up 61% of this county's outage time. The largest outage on record began Nov 2, 2019, reached 7,112 customers, and left at least 200 customers out for 5.2 hours.

Outage time per resident, rated Idaho 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
2017'172018'182019'192020'202021'212022'222023'23
Show yearly numbers
YearCustomer-hoursReported outagesMajor outages
201741010
201817,676100
201942,480110
20201,94630
20212,32570
202217,210140
20235,25990

When outages hit

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

0%
20%
40%
60%
80%
JanJFebFMarMAprAMayMJunJJulJAugASepSOctONovNDecD

Largest outages on record

Start dateHoursPeak customersCustomer-hours
Nov 2, 20195.27,11237,338
Mar 23, 20182.86,22513,042
Oct 17, 20224.51,0604,770
Dec 22, 20224.09132,284
May 17, 20234.84802,231

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

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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.