Chatham County power outages

Georgia outage history from 2015 to 2023, with the largest outages and a backup battery estimate.

Chatham County, Georgia had 31 major outages from 2015 to 2023

Higher outage time among US counties

Residents here averaged 2.46 times the US outage time per person and 2.78 times the Georgia rate. It ranks 15 of 148 in the state, where 1 has the most. Data confidence: High, with 9 years of records.

3.4major outages per year
9 of 9years with a major outage
153 hrslongest major outage
Oct, Sephardest months

October and September made up 82% of this county's outage time. The largest outage on record began Oct 8, 2016, reached 114,943 customers, and left at least 200 customers out for 153.0 hours.

Outage time per resident, rated Georgia counties
MostLeast

Outage impact by year

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

0
5M
10M
15M
20M
2015'152016'162017'172018'182019'192020'202021'212022'222023'23
Show yearly numbers
YearCustomer-hoursReported outagesMajor outages
2015369,5902003
201610,336,8851537
20173,265,8892011
2018283,0391721
2019386,0481623
2020277,5121592
2021312,0261482
2022341,1221677
20231,084,9732035

When outages hit

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

0%
20%
40%
60%
80%
JanJFebFMarMAprAMayMJunJJulJAugASepSOctONovNDecD

Largest outages on record

Start dateHoursPeak customersCustomer-hours
Oct 8, 2016153.0114,9437,079,725
Sep 11, 2017125.876,0433,044,014
Oct 7, 201624.5141,4891,929,942
Sep 2, 201660.547,9861,036,650
Aug 30, 202358.037,181652,248

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.

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.