massoutage

County annual report · FIPS 12023

2018 Columbia County, FL Power Outage Report

In 2018, customers in Columbia County, FL went without power for an average of 4.7 hours, a total of 181K customer-hours (Florida average 5.5 hours). That ranks 20th worst of 67 Florida counties and 1106th of 2,798 nationally.

Summary data CSVJSON
Avg hrs / customer
4.7
38,562 customers
Customer-hours out
181K
Peak customers out
10,126
Outages ≥1,000 out
26
1 of 10,000+ · 985 total
Longest outage
1d 21h
began January 3, 2018
Rank in state
20th/67
1106th of 2,798 US

Compared with FL, the US and 2017

Columbia County, FL average hours without power per customer compared with state and national averages, 2018Columbia County 4.7 hours, Florida average 5.5 hours, US average 5.6 hours, Columbia County, 2017 37.3 hoursColumbia CountyColumbia County4.7hFlorida averageFlorida average5.5hUS averageUS average5.6hColumbia County, 2017Columbia County, 201737.3h
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Average hours without power per customer in 2018; last bar is this county in 2017.

Month by month

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Columbia County, FL customer-hours without power by month, 2018Jan 71K, Feb 3,902, Mar 3,055, Apr 7,137, May 5,203, Jun 11K, Jul 32K, Aug 16K, Sep 5,840, Oct 9,116, Nov 12K, Dec 5,548020k40k60k80k71KJan3,902Feb3,055Mar7,137Apr5,203May11KJun32KJul16KAug5,840Sep9,116Oct12KNov5,548Dec
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Customer-hours; January was the worst month.

Columbia County year over year

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Columbia County, FL: average hours without power per customer by year2015: 2.7h; 2016: 12.0h; 2017: 37.3h; 2018: 4.7h, coverage 97%; 2019: 4.0h, coverage 97%; 2020: 6.4h, coverage 97%; 2021: 3.4h, coverage 98%; 2022: 6.5h, coverage 98%; 2023: 30.3h; 2024: 84.1h; 2025: 2.3h02550751000%50%100%2.7h201512.0h201637.3h20174.7h20184.0h20196.4h20203.4h20216.5h202230.3h202384.1h20242.3h2025
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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 Columbia County, 2018

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1January 3, 2018 11:45January 5, 2018 08:451d 21h10,12664K
2November 3, 2018 09:00November 3, 2018 11:002h4,5841,148
3December 14, 2018 12:15December 14, 2018 20:007h 45m4,2331,119
4July 18, 2018 16:00July 18, 2018 21:455h 45m3,779983
5August 17, 2018 20:15August 18, 2018 06:3010h 15m3,2296,860
6August 29, 2018 19:15August 30, 2018 08:3013h 15m2,2104,583
7April 9, 2018 09:15April 9, 2018 10:451h 30m1,9912,987
8July 22, 2018 16:00July 23, 2018 13:0021h1,89411K
9June 8, 2018 10:45June 9, 2018 12:451d 2h1,7611,430
10July 24, 2018 06:45July 25, 2018 16:301d 9h1,7232,929

Outage episodes by size in 2018: 99 reached 100+ customers, 26 reached 1,000+ customers, 1 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 Columbia County reported on EIA Form 861 for 2018, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Florida Power & Light Co201860 min0.7155 min0.65
Duke Energy Florida, LLC20183.8 hrs1.381.9 hrs1.20
Clay Electric Cooperative, Inc - (FL)20184.0 hrs2.222.1 hrs1.95
Suwannee Valley Elec Coop Inc201813.2 hrs4.793.7 hrs3.57

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about 97% of Florida's customers in 2018; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 38,562 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. Columbia County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Columbia County, FL annual power outage report, 2018, 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/2018/florida/columbia-county

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