Prince George's County, Maryland Power Outages, 2015 to 2023

Prince George's County, Maryland had 11 major outages from 2015 to 2023

Lower outage time among US counties

Residents here averaged 0.37 times the US outage time per person and 0.95 times the Maryland rate. It ranks 13 of 24 in the state, where 1 has the most. Data confidence: High, with 9 years of records.

1.2major outages per year

7 of 9years with a major outage

106 hrslongest major outage

Jul, Marhardest months

July and March made up 58% of this county's outage time. The largest outage on record began Mar 2, 2018, reached 85,071 customers, and left at least 200 customers out for 90.0 hours.

Outage time per resident, rated Maryland 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	448,274	235	1
2016	658,545	315	1
2017	401,236	290	0
2018	2,264,737	322	1
2019	506,426	305	0
2020	537,128	313	1
2021	637,040	266	1
2022	1,795,434	325	3
2023	716,170	312	3

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 2, 2018	90.0	85,071	1,902,638
Jul 12, 2022	105.8	64,522	985,781
Jan 3, 2022	59.0	19,563	266,493
Jul 1, 2021	31.2	21,198	177,667
Jul 18, 2023	29.0	15,927	159,072

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.