Sumter County power outages

Alabama outage history from 2017 to 2023, with the largest outages and a backup battery estimate.

Sumter County, Alabama had 10 major outages from 2017 to 2023

Above middle outage time among US counties

Residents here averaged 1.01 times the US outage time per person and 0.92 times the Alabama rate. It ranks 37 of 66 in the state, where 1 has the most. Data confidence: High, with 7 years of records.

1.4major outages per year
6 of 7years with a major outage
22 hrslongest major outage
May, Julhardest months

May and July made up 39% of this county's outage time. The largest outage on record began May 5, 2021, reached 1,813 customers, and left at least 200 customers out for 22.0 hours.

Outage time per resident, rated Alabama counties
MostLeast

Outage impact by year

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

0
20K
40K
60K
80K
2017'172018'182019'192020'202021'212022'222023'23
Show yearly numbers
YearCustomer-hoursReported outagesMajor outages
20175,62261
201812,210150
201912,871231
202029,165281
202162,169243
202240,614252
202337,879342

When outages hit

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

0%
10%
20%
30%
40%
JanJFebFMarMAprAMayMJunJJulJAugASepSOctONovNDecD

Largest outages on record

Start dateHoursPeak customersCustomer-hours
May 5, 202122.01,81325,163
May 4, 202112.02,48220,928
Jul 22, 20227.52,59814,025
Apr 13, 20208.51,5117,770
Sep 1, 202112.51,5086,743

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.

Look up another county

Counties ranked nearby

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.