Madison County, Tennessee Power Outages, 2017 to 2023

Madison County, Tennessee had 13 major outages from 2017 to 2023

Above middle outage time among US counties

Residents here averaged 0.85 times the US outage time per person and 0.91 times the Tennessee rate. It ranks 22 of 78 in the state, where 1 has the most. Data confidence: High, with 7 years of records.

1.9major outages per year

7 of 7years with a major outage

49 hrslongest major outage

Mar, Mayhardest months

March and May made up 38% of this county's outage time. The largest outage on record began Mar 30, 2022, reached 14,035 customers, and left at least 200 customers out for 48.8 hours.

Outage time per resident, rated Tennessee 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

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

Show yearly numbers

Year	Customer-hours	Reported outages	Major outages
2017	137,279	65	1
2018	128,376	94	1
2019	133,604	72	2
2020	128,171	69	2
2021	239,339	106	3
2022	418,203	117	2
2023	277,878	154	2

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
Mar 30, 2022	48.8	14,035	163,594
Mar 3, 2023	33.2	28,099	114,225
May 6, 2021	24.2	15,763	66,744
May 3, 2020	19.2	9,829	59,822
Dec 24, 2022	3.5	22,968	54,832

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.