Emery County power outages

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

Emery County, Utah had no major outages from 2017 to 2023

Lower outage time among US counties

Residents here averaged 0.29 times the US outage time per person and 0.77 times the Utah rate. It ranks 11 of 25 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
Aug, Febhardest months

August and February made up 38% of this county's outage time. The largest outage on record began Jul 19, 2018, reached 2,605 customers, and left at least 200 customers out for 2.0 hours.

Outage time per resident, rated Utah counties
MostLeast

Outage impact by year

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

0
5K
10K
15K
20K
2017'172018'182019'192020'202021'212022'222023'23
Show yearly numbers
YearCustomer-hoursReported outagesMajor outages
20178,35880
201813,12670
201911,650170
20204,64580
20211,29230
20227,73260
20233,94550

When outages hit

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

0%
5%
10%
15%
20%
JanJFebFMarMAprAMayMJunJJulJAugASepSOctONovNDecD

Largest outages on record

Start dateHoursPeak customersCustomer-hours
Jul 19, 20182.02,6055,210
Aug 29, 20192.21,9653,446
Dec 22, 20221.82,3243,011
Apr 22, 20182.02,3562,666
Dec 6, 20171.02,5882,588

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.