St. Clair County, Alabama Power Outages, 2017 to 2023

St. Clair County, Alabama had 40 major outages from 2017 to 2023

Above middle outage time among US counties

Residents here averaged 1.13 times the US outage time per person and 1.03 times the Alabama rate. It ranks 34 of 66 in the state, where 1 has the most. Data confidence: High, with 7 years of records.

5.7major outages per year

7 of 7years with a major outage

110 hrslongest major outage

Oct, Junhardest months

October and June made up 42% of this county's outage time. The largest outage on record began Oct 29, 2020, reached 16,066 customers, and left at least 200 customers out for 110.2 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.

0.25M

0.5M

0.75M

2017'172018'182019'192020'202021'212022'222023'23

Show yearly numbers

Year	Customer-hours	Reported outages	Major outages
2017	47,176	23	1
2018	235,746	110	5
2019	136,687	122	5
2020	807,585	109	9
2021	243,477	132	6
2022	188,789	113	6
2023	211,748	128	8

When outages hit

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

10%

20%

30%

40%

JanJFebFMarMAprAMayMJunJJulJAugASepSOctONovNDecD

Largest outages on record

Start date	Hours	Peak customers	Customer-hours
Oct 29, 2020	110.2	16,066	524,219
Jan 12, 2020	39.0	6,435	86,959
Jun 28, 2018	26.5	7,612	60,110
Mar 25, 2021	30.0	6,103	59,392
Nov 30, 2022	19.2	5,691	50,871

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.