Montgomery County, Ohio Power Outages, 2015 to 2023

Montgomery County, Ohio had 27 major outages from 2015 to 2023

Below middle outage time among US counties

Residents here averaged 0.57 times the US outage time per person and 0.74 times the Ohio rate. It ranks 54 of 88 in the state, where 1 has the most. Data confidence: High, with 9 years of records.

3.0major outages per year

9 of 9years with a major outage

73 hrslongest major outage

May, Julhardest months

May and July made up 54% of this county's outage time. The largest outage on record began May 28, 2019, reached 45,385 customers, and left at least 200 customers out for 64.5 hours.

Outage time per resident, rated Ohio counties

MostLeast

Outage impact by year

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

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

Show yearly numbers

Year	Customer-hours	Reported outages	Major outages
2015	313,059	167	1
2016	373,502	133	1
2017	652,430	154	3
2018	582,073	159	3
2019	3,059,024	153	6
2020	553,029	174	6
2021	365,243	141	1
2022	316,935	157	2
2023	490,577	122	4

When outages hit

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

20%

40%

60%

80%

JanJFebFMarMAprAMayMJunJJulJAugASepSOctONovNDecD

Largest outages on record

Start date	Hours	Peak customers	Customer-hours
May 28, 2019	64.5	45,385	1,691,463
May 31, 2019	73.0	11,589	454,184
Jul 11, 2017	55.8	27,029	352,108
May 28, 2019	8.8	44,355	305,270
Nov 16, 2018	62.2	7,426	148,058

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.