Montgomery County, Tennessee Power Outages, 2015 to 2023

Montgomery County, Tennessee had 15 major outages from 2015 to 2023

Below middle outage time among US counties

Residents here averaged 0.51 times the US outage time per person and 0.55 times the Tennessee rate. It ranks 40 of 78 in the state, where 1 has the most. Data confidence: High, with 9 years of records.

1.7major outages per year

7 of 9years with a major outage

144 hrslongest major outage

Mar, Dechardest months

March and December made up 49% of this county's outage time. The largest outage on record began Mar 3, 2023, reached 48,425 customers, and left at least 200 customers out for 88.0 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.

0.5M

1.5M

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

Show yearly numbers

Year	Customer-hours	Reported outages	Major outages
2015	5,648	7	0
2016	13,648	16	0
2017	222,853	42	1
2018	126,466	82	2
2019	313,694	78	3
2020	190,325	122	1
2021	195,274	121	2
2022	424,929	182	2
2023	1,274,894	114	4

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 3, 2023	88.0	48,425	924,852
Sep 1, 2017	144.2	2,547	175,096
Dec 9, 2023	76.8	6,972	150,098
Jun 17, 2022	27.5	18,943	127,469
Oct 26, 2019	16.0	36,834	126,483

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.