Grand Isle County, Vermont Power Outages, 2015 to 2023

Grand Isle County, Vermont had 4 major outages from 2015 to 2023

Below middle outage time among US counties

Residents here averaged 0.65 times the US outage time per person and 0.41 times the Vermont rate. It ranks 13 of 14 in the state, where 1 has the most. Data confidence: High, with 9 years of records.

0.4major outages per year

2 of 9years with a major outage

55 hrslongest major outage

Dec, Octhardest months

December and October made up 48% of this county's outage time. The largest outage on record began Dec 24, 2022, reached 944 customers, and left at least 200 customers out for 55.0 hours.

Outage time per resident, rated Vermont counties

MostLeast

Outage impact by year

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

20K

40K

60K

80K

2015'152016'162017'172018'182019'192020'202021'212022'222023'23

Show yearly numbers

Year	Customer-hours	Reported outages	Major outages
2015	5,425	3	0
2016	2,115	5	0
2017	25,677	16	2
2018	14,648	19	0
2019	7,266	10	0
2020	1,628	3	0
2021	4,920	7	0
2022	45,023	15	2
2023	1,585	2	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
Dec 24, 2022	55.0	944	17,396
Dec 23, 2022	17.2	1,058	17,110
Aug 4, 2017	5.2	1,469	7,546
Oct 30, 2018	1.8	3,040	4,489
Oct 30, 2017	17.5	221	3,856

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.