Sublette County, Wyoming Power Outages, 2017 to 2023

Sublette County, Wyoming had 1 major outage from 2017 to 2023

Below middle outage time among US counties

Residents here averaged 0.48 times the US outage time per person and 1.50 times the Wyoming rate. It ranks 6 of 20 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

10 hrslongest major outage

Sep, Dechardest months

September and December made up 54% of this county's outage time. The largest outage on record began Sep 11, 2018, reached 5,635 customers, and left at least 200 customers out for 4.8 hours.

Outage time per resident, rated Wyoming counties

MostLeast

Outage impact by year

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

10K

20K

30K

40K

2017'172018'182019'192020'202021'212022'222023'23

Show yearly numbers

Year	Customer-hours	Reported outages	Major outages
2017	9,695	4	1
2018	34,551	9	0
2019	6,342	12	0
2020	2,455	3	0
2021	10,108	5	0
2022	3,320	3	0
2023	6,585	11	0

When outages hit

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

10%

20%

30%

40%

JanJFebFMarMAprAMayMJunJJulJAugASepSOctONovNDecD

Largest outages on record

Start date	Hours	Peak customers	Customer-hours
Sep 11, 2018	4.8	5,635	23,003
Dec 28, 2017	10.5	856	7,394
May 16, 2021	1.2	4,170	5,212
Jul 22, 2018	5.0	858	3,928
Dec 28, 2021	3.8	991	3,537

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.

Phones, Wi-Fi, lights, about 60 WRefrigerator, about 60 WChest freezer, about 40 WGas furnace fan, about 160 W

Hours to cover: 24

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.