massoutage

County annual report · FIPS 12021

2021 Collier County, FL Power Outage Report

In 2021, customers in Collier County, FL went without power for an average of 1.4 hours, a total of 405K customer-hours (Florida average 1.9 hours). That ranks 58th worst of 67 Florida counties and 2503rd of 2,974 nationally.

Summary data CSVJSON
Avg hrs / customer
1.4
288,895 customers
Customer-hours out
405K
Peak customers out
7,198
Outages ≥1,000 out
74
0 of 10,000+ · 436 total
Longest outage
7d 17h
began July 17, 2021
Rank in state
58th/67
2503rd of 2,974 US

Compared with FL, the US and 2020

Collier County, FL average hours without power per customer compared with state and national averages, 2021Collier County 1.4 hours, Florida average 1.9 hours, US average 8.9 hours, Collier County, 2020 1.8 hoursCollier CountyCollier County1.4hFlorida averageFlorida average1.9hUS averageUS average8.9hCollier County, 2020Collier County, 20201.8h
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Average hours without power per customer in 2021; last bar is this county in 2020.

Month by month

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Collier County, FL customer-hours without power by month, 2021Jan 19K, Feb 36K, Mar 24K, Apr 19K, May 35K, Jun 50K, Jul 58K, Aug 47K, Sep 33K, Oct 33K, Nov 23K, Dec 28K020k40k60k19KJan36KFeb24KMar19KApr35KMay50KJun58KJul47KAug33KSep33KOct23KNov28KDec
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Customer-hours; July was the worst month.

Collier County year over year

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Collier County, FL: average hours without power per customer by year2015: 1.3h; 2016: 3.0h; 2017: 95.7h; 2018: 1.3h, coverage 97%; 2019: 1.5h, coverage 97%; 2020: 1.8h, coverage 97%; 2021: 1.4h, coverage 98%; 2022: 58.6h, coverage 98%; 2023: 1.8h; 2024: 22.7h; 2025: 1.7h02550751000%50%100%1.3h20153.0h201695.7h20171.3h20181.5h20191.8h20201.4h202158.6h20221.8h202322.7h20241.7h2025
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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 Collier County, 2021

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1June 7, 2021 10:15June 12, 2021 06:004d 19h7,19810K
2February 1, 2021 11:30February 5, 2021 11:454d6,94110K
3October 28, 2021 11:15October 31, 2021 07:452d 20h4,8399,941
4February 16, 2021 08:00February 17, 2021 13:001d 5h4,5504,781
5July 29, 2021 10:30July 31, 2021 02:151d 15h4,1903,192
6December 9, 2021 13:00December 11, 2021 06:451d 17h4,1042,877
7March 31, 2021 10:45April 1, 2021 06:0019h 15m4,0764,720
8May 3, 2021 23:00May 6, 2021 09:152d 10h4,0443,471
9June 22, 2021 13:00June 25, 2021 08:152d 19h4,0056,915
10February 26, 2021 21:45February 26, 2021 22:0015m3,977994

Outage episodes by size in 2021: 186 reached 100+ customers, 74 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 Collier County reported on EIA Form 861 for 2021, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Florida Power & Light Co202155 min0.5845 min0.51
Lee County Electric Coop, Inc - (FL)2017102.8 hrs8.5776 min1.15

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 Florida's customers in 2021; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 288,895 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. Collier County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Collier County, FL annual power outage report, 2021, 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/2021/florida/collier-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON