massoutage

County annual report · FIPS 24011

2022 Caroline County, MD Power Outage Report

In 2022, customers in Caroline County, MD went without power for an average of 1.6 hours, a total of 29K customer-hours (Maryland average 5.5 hours). That ranks 21st worst of 24 Maryland counties and 2448th of 2,976 nationally.

Summary data CSVJSON
Avg hrs / customer
1.6
17,587 customers
Customer-hours out
29K
Peak customers out
3,358
Outages ≥1,000 out
1
0 of 10,000+ · 563 total
Longest outage
9d 14h
began September 16, 2022
Rank in state
21st/24
2448th of 2,976 US

Compared with MD, the US and 2021

Caroline County, MD average hours without power per customer compared with state and national averages, 2022Caroline County 1.6 hours, Maryland average 5.5 hours, US average 8.3 hours, Caroline County, 2021 1.1 hoursCaroline CountyCaroline County1.6hMaryland averageMaryland average5.5hUS averageUS average8.3hCaroline County, 2021Caroline County, 20211.1h
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Average hours without power per customer in 2022; last bar is this county in 2021.

Month by month

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Caroline County, MD customer-hours without power by month, 2022Jan 1,120, Feb 1,191, Mar 1,432, Apr 1,255, May 1,699, Jun 2,277, Jul 11K, Aug 1,817, Sep 1,339, Oct 3,010, Nov 1,645, Dec 77305k10k15k1,120Jan1,191Feb1,432Mar1,255Apr1,699May2,277Jun11KJul1,817Aug1,339Sep3,010Oct1,645Nov773Dec
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Customer-hours; July was the worst month.

Caroline County year over year

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Caroline County, MD: average hours without power per customer by year2015: 0.9h; 2016: 3.1h; 2017: 3.0h; 2018: 0.9h, coverage 98%; 2019: 1.8h, coverage 97%; 2020: 3.9h, coverage 98%; 2021: 1.1h, coverage 99%; 2022: 1.6h, coverage 99%; 2023: 1.6h; 2024: 2.0h; 2025: 2.5h012340%50%100%0.9h20153.1h20163.0h20170.9h20181.8h20193.9h20201.1h20211.6h20221.6h20232.0h20242.5h2025
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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 Caroline County, 2022

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
1July 12, 2022 23:45July 13, 2022 10:1510h 30m3,3589,249
2July 14, 2022 05:45July 14, 2022 09:153h 30m765856
3July 18, 2022 17:45July 18, 2022 18:451h666178
4February 4, 2022 18:45February 4, 2022 20:001h 15m660661
5August 26, 2022 10:15August 26, 2022 12:452h 30m647309
6September 14, 2022 13:15September 14, 2022 16:153h597460
7October 28, 2022 21:45October 29, 2022 01:153h 30m554464
8May 24, 2022 19:15May 24, 2022 20:151h545315
9August 5, 2022 21:15August 6, 2022 01:454h 30m494491
10May 28, 2022 11:15May 28, 2022 14:453h 30m435448

Outage episodes by size in 2022: 42 reached 100+ customers, 1 reached 1,000+ customers, 0 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 Caroline County reported on EIA Form 861 for 2022, 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 Power20221.9 hrs0.8068 min0.73
Choptank Electric Cooperative, Inc20222.2 hrs1.371.9 hrs1.25

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about 99% of Maryland's customers in 2022; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 17,587 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. Caroline County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Caroline County, MD annual power outage report, 2022, 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/2022/maryland/caroline-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON