Westmoreland County, Pennsylvania Power Outages, 2015 to 2023

Westmoreland County, Pennsylvania had 37 major outages from 2015 to 2023

Below middle outage time among US counties

Residents here averaged 0.79 times the US outage time per person and 1.07 times the Pennsylvania rate. It ranks 34 of 65 in the state, where 1 has the most. Data confidence: High, with 9 years of records.

4.1major outages per year

9 of 9years with a major outage

105 hrslongest major outage

Feb, Marhardest months

February and March made up 30% of this county's outage time. The largest outage on record began Feb 24, 2019, reached 24,482 customers, and left at least 200 customers out for 105.2 hours.

Outage time per resident, rated Pennsylvania counties

MostLeast

Outage impact by year

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

0.5M

1.5M

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

Show yearly numbers

Year	Customer-hours	Reported outages	Major outages
2015	462,075	232	2
2016	393,605	225	1
2017	566,720	218	7
2018	542,494	228	3
2019	1,237,942	273	2
2020	591,633	172	3
2021	457,168	188	5
2022	907,588	211	8
2023	940,773	220	6

When outages hit

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

10%

15%

20%

JanJFebFMarMAprAMayMJunJJulJAugASepSOctONovNDecD

Largest outages on record

Start date	Hours	Peak customers	Customer-hours
Feb 24, 2019	105.2	24,482	796,360
Mar 3, 2023	96.8	15,331	387,555
May 3, 2022	29.0	25,698	265,823
Apr 8, 2020	43.0	20,993	198,406
Jun 22, 2022	46.0	20,257	171,238

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.