massoutage

County annual report · FIPS 24035

2018 Queen Anne's County, MD Power Outage Report

In 2018, customers in Queen Anne's County, MD went without power for an average of 3.2 hours, a total of 85K customer-hours (Maryland average 5.5 hours). That ranks 17th worst of 23 Maryland counties and 1442nd of 2,798 nationally.

Summary data CSVJSON
Avg hrs / customer
3.2
26,465 customers
Customer-hours out
85K
Peak customers out
14,132
Outages ≥1,000 out
11
1 of 10,000+ · 551 total
Longest outage
1d 8h
began March 2, 2018
Rank in state
17th/23
1442nd of 2,798 US

Compared with MD, the US and 2017

Queen Anne's County, MD average hours without power per customer compared with state and national averages, 2018Queen Anne's County 3.2 hours, Maryland average 5.5 hours, US average 5.6 hours, Queen Anne's County, 2017 8.7 hoursQueen Anne's CountyQueen Anne's County3.2hMaryland averageMaryland average5.5hUS averageUS average5.6hQueen Anne's County, 2017Queen Anne's County,…8.7h
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Average hours without power per customer in 2018; last bar is this county in 2017.

Month by month

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Queen Anne's County, MD customer-hours without power by month, 2018Jan 4,863, Feb 3,830, Mar 20K, Apr 5,307, May 28K, Jun 3,231, Jul 1,062, Aug 6,343, Sep 3,126, Oct 3,894, Nov 5,047, Dec 584010k20k30k4,863Jan3,830Feb20KMar5,307Apr28KMay3,231Jun1,062Jul6,343Aug3,126Sep3,894Oct5,047Nov584Dec
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Customer-hours; May was the worst month.

Queen Anne's County year over year

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Queen Anne's County, MD: average hours without power per customer by year2015: 1.9h; 2016: 2.7h; 2017: 8.7h; 2018: 3.2h, coverage 98%; 2019: 1.9h, coverage 97%; 2020: 2.7h, coverage 98%; 2021: 1.3h, coverage 99%; 2022: 1.6h, coverage 99%; 2023: 1.6h; 2024: 1.8h; 2025: 3.2h02.557.5100%50%100%1.9h20152.7h20168.7h20173.2h20181.9h20192.7h20201.3h20211.6h20221.6h20231.8h20243.2h2025
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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 Queen Anne's County, 2018

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
1May 13, 2018 17:15May 13, 2018 20:002h 45m14,13221K
2March 2, 2018 14:30March 3, 2018 22:301d 8h3,34616K
3October 9, 2018 15:15October 9, 2018 20:004h 45m2,538640
4November 5, 2018 18:45November 5, 2018 22:303h 45m2,5381,908
5April 14, 2018 20:00April 14, 2018 22:152h 15m2,4144,016
6February 20, 2018 14:15February 20, 2018 16:152h2,2703,404
7January 3, 2018 12:00January 3, 2018 14:302h 30m2,0111,693
8March 29, 2018 15:15March 29, 2018 16:0045m1,789835
9January 12, 2018 13:15January 12, 2018 14:301h 15m1,4911,125
10January 26, 2018 16:15January 26, 2018 20:454h 30m1,3101,120

Outage episodes by size in 2018: 53 reached 100+ customers, 11 reached 1,000+ customers, 1 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 Queen Anne's County reported on EIA Form 861 for 2018, or their most recent earlier filing. Utility-wide figures, not county-specific.

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UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Delmarva Power20182.8 hrs1.1286 min0.91
Choptank Electric Cooperative, Inc20183.8 hrs1.882.4 hrs1.34

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about 98% of Maryland's customers in 2018; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 26,465 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. Queen Anne's County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Queen Anne's County, MD annual power outage report, 2018, 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/2018/maryland/queen-annes-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON