massoutage

County annual report · FIPS 12087

2023 Monroe County, FL Power Outage Report

In 2023, customers in Monroe County, FL went without power for an average of 3.7 hours, a total of 383K customer-hours (Florida average 3.4 hours). That ranks 27th worst of 67 Florida counties and 1731st of 2,977 nationally.

Summary data CSVJSON
Avg hrs / customer
3.7
103,906 customers
Customer-hours out
383K
Peak customers out
46,249
Outages ≥1,000 out
52
4 of 10,000+ · 995 total
Longest outage
2d 14h
began March 29, 2023
Rank in state
27th/67
1731st of 2,977 US

Compared with FL, the US and 2022

Monroe County, FL average hours without power per customer compared with state and national averages, 2023Monroe County 3.7 hours, Florida average 3.4 hours, US average 7.1 hours, Monroe County, 2022 2.3 hoursMonroe CountyMonroe County3.7hFlorida averageFlorida average3.4hUS averageUS average7.1hMonroe County, 2022Monroe County, 20222.3h
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Average hours without power per customer in 2023; last bar is this county in 2022.

Month by month

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Monroe County, FL customer-hours without power by month, 2023Jan 1,215, Feb 10K, Mar 6,387, Apr 26K, May 17K, Jun 15K, Jul 30K, Aug 22K, Sep 9,716, Oct 8,596, Nov 51K, Dec 185K050k100k150k200k1,215Jan10KFeb6,387Mar26KApr17KMay15KJun30KJul22KAug9,716Sep8,596Oct51KNov185KDec
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Customer-hours; December was the worst month.

Monroe County year over year

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Monroe County, FL: average hours without power per customer by year2015: 0.5h; 2016: 0.2h; 2017: 49.8h; 2018: 2.2h, coverage 97%; 2019: 1.9h, coverage 97%; 2020: 1.1h, coverage 97%; 2021: 2.3h, coverage 98%; 2022: 2.3h, coverage 98%; 2023: 3.7h; 2024: 1.3h; 2025: 1.5h02040600%50%100%0.5h20150.2h201649.8h20172.2h20181.9h20191.1h20202.3h20212.3h20223.7h20231.3h20241.5h2025
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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 Florida customers tracked each year.

Biggest outages in Monroe County, 2023

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
1December 14, 2023 10:45December 14, 2023 14:303h 45m46,249131K
2May 15, 2023 12:00May 16, 2023 00:1512h 15m28,2147,367
3December 5, 2023 09:45December 5, 2023 10:451h27,44617K
4November 15, 2023 21:45November 18, 2023 07:002d 9h27,40438K
5May 25, 2023 16:45May 25, 2023 21:154h 30m9,0162,281
6August 3, 2023 12:30August 3, 2023 22:3010h8,8635,432
7June 8, 2023 08:15June 8, 2023 21:0012h 45m8,7703,279
8August 25, 2023 17:15August 25, 2023 20:002h 45m8,7667,475
9June 22, 2023 15:45June 22, 2023 19:454h6,3416,179
10April 17, 2023 04:15April 17, 2023 17:3013h 15m6,2038,704

Outage episodes by size in 2023: 117 reached 100+ customers, 52 reached 1,000+ customers, 4 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 Monroe County reported on EIA Form 861 for 2023, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Florida Power & Light Co202378 min0.6450 min0.51
Lee County Electric Coop, Inc - (FL)2017102.8 hrs8.5776 min1.15
Florida Keys El Coop Assn, Inc20232.6 hrs1.9029 min0.59
Utility Board of the City of Key West, F202350 min1.50--

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 Florida's customers in 2023; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 103,906 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. Monroe County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Monroe County, FL annual power outage report, 2023, 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/2023/florida/monroe-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON