massoutage

County annual report · FIPS 12073

2017 Leon County, FL Power Outage Report

In 2017, customers in Leon County, FL went without power for an average of 6.8 hours, a total of 1.3M customer-hours (Florida average 49.3 hours). That ranks 59th worst of 67 Florida counties and 782nd of 2,786 nationally.

Summary data CSVJSON
Avg hrs / customer
6.8
196,858 customers
Customer-hours out
1.3M
Peak customers out
53,031
Outages ≥1,000 out
68
2 of 10,000+ · 1,032 total
Longest outage
5d 22h
began September 10, 2017
Rank in state
59th/67
782nd of 2,786 US

Compared with FL, the US and 2016

Leon County, FL average hours without power per customer compared with state and national averages, 2017Leon County 6.8 hours, Florida average 49.3 hours, US average 7.4 hours, Leon County, 2016 6.5 hoursLeon CountyLeon County6.8hFlorida averageFlorida average49.3hUS averageUS average7.4hLeon County, 2016Leon County, 20166.5h
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Average hours without power per customer in 2017; last bar is this county in 2016.

Month by month

CSVJSON
Leon County, FL customer-hours without power by month, 2017Jan 559, Feb 5,111, Mar 2,487, Apr 6,381, May 37K, Jun 31K, Jul 71K, Aug 51K, Sep 1.1M, Oct 30K, Nov 10K, Dec 23K0500k1M1.5M559Jan5,111Feb2,487Mar6,381Apr37KMay31KJun71KJul51KAug1.1MSep30KOct10KNov23KDec
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Customer-hours; September was the worst month.

Leon County year over year

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Leon County, FL: average hours without power per customer by year2015: 0.2h; 2016: 6.5h; 2017: 6.8h; 2018: 47.7h, coverage 97%; 2019: 2.8h, coverage 97%; 2020: 3.2h, coverage 97%; 2021: 2.4h, coverage 98%; 2022: 3.0h, coverage 98%; 2023: 8.7h; 2024: 36.9h; 2025: 2.4h02040600%50%100%0.2h20156.5h20166.8h201747.7h20182.8h20193.2h20202.4h20213.0h20228.7h202336.9h20242.4h2025
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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 Leon County, 2017

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1September 10, 2017 06:30September 16, 2017 04:455d 22h53,0311.0M
2August 31, 2017 13:00September 2, 2017 02:151d 13h15,80525K
3July 13, 2017 21:30July 14, 2017 17:0019h 30m4,56514K
4July 11, 2017 06:15July 11, 2017 23:3017h 15m4,0066,528
5July 29, 2017 11:45July 29, 2017 21:009h 15m3,7377,994
6May 13, 2017 00:00May 14, 2017 08:001d 8h3,14711K
7December 18, 2017 19:15December 18, 2017 23:454h 30m3,0663,430
8June 17, 2017 15:15June 18, 2017 04:0012h 45m2,9757,962
9July 7, 2017 19:15July 8, 2017 03:007h 45m2,8996,339
10July 8, 2017 12:00July 9, 2017 04:0016h2,8382,821

Outage episodes by size in 2017: 203 reached 100+ customers, 68 reached 1,000+ customers, 2 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 Leon County reported on EIA Form 861 for 2017, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Duke Energy Florida, LLC20171.7 hrs1.311.6 hrs1.25
Talquin Electric Coop, Inc201733.2 hrs4.753.5 hrs3.06
Grady Electric Membership Corp-----
City of Tallahassee - (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 2017; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 196,858 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. Leon County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Leon County, FL annual power outage report, 2017, 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/2017/florida/leon-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON