Colleton County, South Carolina Power Outages, 2015 to 2023

Colleton County, South Carolina had 16 major outages from 2015 to 2023

Higher outage time among US counties

Residents here averaged 2.50 times the US outage time per person and 2.65 times the South Carolina rate. It ranks 3 of 46 in the state, where 1 has the most. Data confidence: High, with 9 years of records.

1.8major outages per year

8 of 9years with a major outage

140 hrslongest major outage

Oct, Sephardest months

October and September made up 66% of this county's outage time. The largest outage on record began Oct 8, 2016, reached 11,286 customers, and left at least 200 customers out for 139.8 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.

0.25M

0.5M

0.75M

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

Show yearly numbers

Year	Customer-hours	Reported outages	Major outages
2015	17,779	24	0
2016	940,454	30	2
2017	251,553	53	2
2018	130,988	78	2
2019	279,632	48	3
2020	204,555	60	2
2021	92,404	54	1
2022	154,154	68	3
2023	92,188	67	1

When outages hit

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

20%

40%

60%

80%

JanJFebFMarMAprAMayMJunJJulJAugASepSOctONovNDecD

Largest outages on record

Start date	Hours	Peak customers	Customer-hours
Oct 8, 2016	139.8	11,286	808,282
Sep 5, 2019	62.0	7,506	198,185
Sep 11, 2017	57.8	11,277	195,611
Apr 13, 2020	36.8	12,944	145,854
Oct 8, 2016	16.2	11,786	106,358

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.