massoutage

County annual report · FIPS 12086

2015 Miami-Dade County, FL Power Outage Report

In 2015, customers in Miami-Dade County, FL went without power for an average of 2.9 hours, a total of 2.8M customer-hours (Florida average 1.6 hours). That ranks 17th worst of 67 Florida counties and 945th of 2,484 nationally.

Summary data CSVJSON
Avg hrs / customer
2.9
951,391 customers
Customer-hours out
2.8M
Peak customers out
33,640
Outages ≥1,000 out
22
5 of 10,000+ · 25 total
Longest outage
87d 23h
began August 5, 2015
Rank in state
17th/67
945th of 2,484 US

Compared with FL, the US

Miami-Dade County, FL average hours without power per customer compared with state and national averages, 2015Miami-Dade County 2.9 hours, Florida average 1.6 hours, US average 2.9 hoursMiami-Dade CountyMiami-Dade County2.9hFlorida averageFlorida average1.6hUS averageUS average2.9h
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Average hours without power per customer in 2015.

Month by month

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Miami-Dade County, FL customer-hours without power by month, 2015Jan 164K, Feb 154K, Mar 147K, Apr 213K, May 156K, Jun 345K, Jul 342K, Aug 399K, Sep 351K, Oct 205K, Nov 156K, Dec 126K0100k200k300k400k164KJan154KFeb147KMar213KApr156KMay345KJun342KJul399KAug351KSep205KOct156KNov126KDec
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Customer-hours; August was the worst month.

Miami-Dade County year over year

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Miami-Dade County, FL: average hours without power per customer by year2015: 2.9h; 2016: 3.0h; 2017: 89.0h; 2018: 2.6h, coverage 97%; 2019: 2.5h, coverage 97%; 2020: 3.0h, coverage 97%; 2021: 2.6h, coverage 98%; 2022: 3.5h, coverage 98%; 2023: 4.1h; 2024: 3.2h; 2025: 4.7h02550751000%50%100%2.9h20153.0h201689.0h20172.6h20182.5h20193.0h20202.6h20213.5h20224.1h20233.2h20244.7h2025
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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 Miami-Dade County, 2015

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1June 29, 2015 11:00July 7, 2015 01:457d 14h33,640211K
2July 19, 2015 03:00August 4, 2015 17:4516d 14h17,781269K
3May 8, 2015 05:15June 7, 2015 01:3029d 20h13,559164K
4August 5, 2015 04:30November 1, 2015 04:0087d 23h13,231876K
5January 7, 2015 23:30January 11, 2015 09:303d 10h10,13329K
6July 7, 2015 03:15July 19, 2015 01:4511d 22h9,33395K
7June 7, 2015 02:15June 29, 2015 09:0022d 6h9,167145K
8April 2, 2015 12:30April 21, 2015 18:1519d 5h7,014106K
9April 21, 2015 19:00May 7, 2015 22:3016d 3h6,768137K
10January 11, 2015 10:30January 26, 2015 10:0014d 23h6,36387K

Outage episodes by size in 2015: 25 reached 100+ customers, 22 reached 1,000+ customers, 5 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 Miami-Dade County reported on EIA Form 861 for 2015, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Florida Power & Light Co201565 min0.8262 min0.79
City of Homestead - (FL)-----

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 2015; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 951,391 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. Miami-Dade County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Miami-Dade County, FL annual power outage report, 2015, 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/2015/florida/miami-dade-county

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