Lancaster County, South Carolina Power Outages, 2015 to 2023

Lancaster County, South Carolina had 25 major outages from 2015 to 2023

Below middle outage time among US counties

Residents here averaged 0.68 times the US outage time per person and 0.72 times the South Carolina rate. It ranks 37 of 46 in the state, where 1 has the most. Data confidence: High, with 9 years of records.

2.8major outages per year

7 of 9years with a major outage

56 hrslongest major outage

Jan, Junhardest months

January and June made up 38% of this county's outage time. The largest outage on record began Jan 16, 2022, reached 14,374 customers, and left at least 200 customers out for 55.8 hours.

Outage time per resident, rated South Carolina counties

MostLeast

Outage impact by year

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

200K

400K

600K

800K

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

Show yearly numbers

Year	Customer-hours	Reported outages	Major outages
2015	55,391	44	1
2016	70,384	40	2
2017	163,790	40	3
2018	247,611	56	4
2019	180,873	48	2
2020	176,274	44	3
2021	86,088	62	0
2022	601,320	55	10
2023	95,191	69	0

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
Jan 16, 2022	55.8	14,374	259,110
Apr 19, 2019	41.5	10,435	107,344
Jun 3, 2022	30.0	6,269	87,454
May 22, 2020	25.2	4,794	72,886
Sep 11, 2017	48.5	11,923	62,143

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.