massoutage

County annual report · FIPS 12057

2024 Hillsborough County, FL Power Outage Report

In 2024, customers in Hillsborough County, FL went without power for an average of 39.4 hours, a total of 39.3M customer-hours (Florida average 24.6 hours). That ranks 18th worst of 67 Florida counties and 246th of 2,990 nationally.

Summary data CSVJSON
Avg hrs / customer
39.4
998,906 customers
Customer-hours out
39.3M
Peak customers out
520,308
Outages ≥1,000 out
105
6 of 10,000+ · 436 total
Longest outage
30d 14h
began September 27, 2024
Rank in state
18th/67
246th of 2,990 US

Compared with FL, the US and 2023

Hillsborough County, FL average hours without power per customer compared with state and national averages, 2024Hillsborough County 39.4 hours, Florida average 24.6 hours, US average 12.6 hours, Hillsborough County, 2023 1.0 hoursHillsborough CountyHillsborough County39.4hFlorida averageFlorida average24.6hUS averageUS average12.6hHillsborough County, 2023Hillsborough County,…1.0h
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Average hours without power per customer in 2024; last bar is this county in 2023.

Month by month

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Hillsborough County, FL customer-hours without power by month, 2024Jan 51K, Feb 53K, Mar 55K, Apr 70K, May 57K, Jun 112K, Jul 178K, Aug 233K, Sep 1.7M, Oct 36.6M, Nov 128K, Dec 76K010M20M30M40M51KJan53KFeb55KMar70KApr57KMay112KJun178KJul233KAug1.7MSep36.6MOct128KNov76KDec
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Customer-hours; October was the worst month.

Hillsborough County year over year

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Hillsborough County, FL: average hours without power per customer by year2015: 0.9h; 2016: 1.6h; 2017: 18.7h; 2018: 1.3h, coverage 97%; 2019: 1.2h, coverage 97%; 2020: 1.2h, coverage 97%; 2021: 1.4h, coverage 98%; 2022: 9.2h, coverage 98%; 2023: 1.0h; 2024: 39.4h; 2025: 1.2h0102030400%50%100%0.9h20151.6h201618.7h20171.3h20181.2h20191.2h20201.4h20219.2h20221.0h202339.4h20241.2h2025
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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 Florida customers tracked each year.

Biggest outages in Hillsborough County, 2024

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
1September 27, 2024 23:30October 28, 2024 13:3030d 14h520,30837.1M
2September 25, 2024 07:00September 27, 2024 22:302d 15h96,0261.2M
3July 13, 2024 13:00July 15, 2024 01:451d 12h15,02137K
4July 30, 2024 10:30August 10, 2024 08:4510d 22h11,814217K
5February 13, 2024 12:45February 14, 2024 07:3018h 45m10,5879,909
6November 3, 2024 07:00November 15, 2024 09:3012d 2h10,00046K
7July 23, 2024 11:00July 27, 2024 04:303d 17h7,51323K
8June 27, 2024 10:00July 2, 2024 10:005d6,87725K
9August 10, 2024 09:45September 3, 2024 02:1523d 16h6,63254K
10January 9, 2024 12:45January 10, 2024 23:151d 10h6,30321K

Outage episodes by size in 2024: 183 reached 100+ customers, 105 reached 1,000+ customers, 6 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 Hillsborough County reported on EIA Form 861 for 2024, or their most recent earlier filing. Utility-wide figures, not county-specific.

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UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Duke Energy Florida, LLC202441.7 hrs2.2184 min0.95
Peace River Electric Coop, Inc202424.3 hrs5.831.5 hrs1.13
Tampa Electric Co202470.7 hrs3.5670 min1.03

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 2024; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 998,906 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. Hillsborough County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Hillsborough County, FL annual power outage report, 2024, 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/2024/florida/hillsborough-county

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