massoutage

County annual report · FIPS 24033

2016 Prince George's County, MD Power Outage Report

In 2016, customers in Prince George's County, MD went without power for an average of 2.3 hours, a total of 800K customer-hours (Maryland average 2.2 hours). That ranks 12th worst of 24 Maryland counties and 1237th of 2,391 nationally.

Summary data CSVJSON
Avg hrs / customer
2.3
349,773 customers
Customer-hours out
800K
Peak customers out
24,875
Outages ≥1,000 out
79
3 of 10,000+ · 562 total
Longest outage
8d 15h
began August 2, 2016
Rank in state
12th/24
1237th of 2,391 US

Compared with MD, the US and 2015

Prince George's County, MD average hours without power per customer compared with state and national averages, 2016Prince George's County 2.3 hours, Maryland average 2.2 hours, US average 3.9 hours, Prince George's County, 2015 1.6 hoursPrince George's CountyPrince George's Coun…2.3hMaryland averageMaryland average2.2hUS averageUS average3.9hPrince George's County, 2015Prince George's Coun…1.6h
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Average hours without power per customer in 2016; last bar is this county in 2015.

Month by month

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Prince George's County, MD customer-hours without power by month, 2016Jan 34K, Feb 58K, Mar 30K, Apr 106K, May 122K, Jun 91K, Jul 105K, Aug 100K, Sep 47K, Oct 39K, Nov 44K, Dec 23K050k100k150k34KJan58KFeb30KMar106KApr122KMay91KJun105KJul100KAug47KSep39KOct44KNov23KDec
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Customer-hours; May was the worst month.

Prince George's County year over year

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Prince George's County, MD: average hours without power per customer by year2015: 1.6h; 2016: 2.3h; 2017: 1.5h; 2018: 6.9h, coverage 98%; 2019: 1.8h, coverage 97%; 2020: 1.9h, coverage 98%; 2021: 2.3h, coverage 99%; 2022: 5.6h, coverage 99%; 2023: 2.7h; 2024: 2.0h; 2025: 3.1h024680%50%100%1.6h20152.3h20161.5h20176.9h20181.8h20191.9h20202.3h20215.6h20222.7h20232.0h20243.1h2025
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Average hours without power per customer. Line: EAGLE-I coverage, share of customers tracked (right axis).

Coverage line is EAGLE-I's share of Maryland customers tracked each year.

Biggest outages in Prince George's County, 2016

The 10 outage episodes with the most customers out at once. Times are UTC.

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#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1April 29, 2016 05:00April 30, 2016 21:001d 16h24,87549K
2August 14, 2016 10:45August 21, 2016 03:006d 16h11,12662K
3February 28, 2016 10:30February 29, 2016 02:4516h 15m10,57327K
4May 25, 2016 10:30May 28, 2016 03:302d 17h9,63615K
5May 2, 2016 19:45May 4, 2016 05:001d 9h9,07673K
6September 2, 2016 08:45September 4, 2016 03:001d 18h7,7355,573
7June 21, 2016 11:15June 22, 2016 02:1515h6,88426K
8July 28, 2016 06:30August 2, 2016 16:155d 9h6,72828K
9April 7, 2016 11:30April 9, 2016 22:152d 10h6,38512K
10July 16, 2016 22:15July 19, 2016 09:002d 10h5,88023K

Outage episodes by size in 2016: 194 reached 100+ customers, 79 reached 1,000+ customers, 3 reached 10,000+ customers.

Utility reliability filed with the EIA

SAIDI (average outage time per customer) and SAIFI (average interruptions per customer) that utilities serving Prince George's County reported on EIA Form 861 for 2016, or their most recent earlier filing. Utility-wide figures, not county-specific.

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UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Baltimore Gas & Electric Co20162.0 hrs1.061.7 hrs1.00
Potomac Electric Power Co20161.8 hrs0.941.8 hrs0.94
Southern Maryland Elec Coop Inc-----

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about n/a of Maryland's customers in 2016; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 349,773 customers (ORNL modeled county customer count), including major storm days. It is comparable across counties but is not the SAIDI a utility files.
  • An outage event is a continuous stretch with customers out; counts at 100, 1,000 and 10,000+ use its peak.
  • Years loaded: 2015–2025. Prince George's County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Prince George's County, MD annual power outage report, 2016, data as of Oct 3, 2026 02:41 UTC, sources: DOE EAGLE-I (https://eagle-i.doe.gov/); EAGLE-I modeled customer counts (MCC) (https://figshare.com/); EIA Form 861 (utility reliability) (https://www.eia.gov/electricity/data/eia861/). https://massoutage.com/reports/2016/maryland/prince-georges-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON