massoutage

County annual report · FIPS 13253

2019 Seminole County, GA Power Outage Report

In 2019, customers in Seminole County, GA went without power for an average of 1.6 hours, a total of 8,638 customer-hours (Georgia average 2.5 hours). That ranks 105th worst of 159 Georgia counties and 2211th of 2,945 nationally.

Summary data CSVJSON
Avg hrs / customer
1.6
5,243 customers
Customer-hours out
8,638
Peak customers out
804
Outages ≥1,000 out
0
0 of 10,000+ · 202 total
Longest outage
15h
began May 29, 2019
Rank in state
105th/159
2211th of 2,945 US

Compared with GA, the US and 2018

Seminole County, GA average hours without power per customer compared with state and national averages, 2019Seminole County 1.6 hours, Georgia average 2.5 hours, US average 4.7 hours, Seminole County, 2018 48.5 hoursSeminole CountySeminole County1.6hGeorgia averageGeorgia average2.5hUS averageUS average4.7hSeminole County, 2018Seminole County, 201848.5h
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Average hours without power per customer in 2019; last bar is this county in 2018.

Month by month

CSVJSON
Seminole County, GA customer-hours without power by month, 2019Jan 478, Feb 286, Mar 161, Apr 1,037, May 1,058, Jun 698, Jul 2,749, Aug 1,466, Sep 90, Oct 408, Nov 88, Dec 12101k2k3k478Jan286Feb161Mar1,037Apr1,058May698Jun2,749Jul1,466Aug90Sep408Oct88Nov121Dec
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Customer-hours; July was the worst month.

Seminole County year over year

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Seminole County, GA: average hours without power per customer by year2015: 0.8h; 2016: 0.2h; 2017: 1.5h; 2018: 48.5h, coverage 90%; 2019: 1.6h, coverage 86%; 2020: 2.0h, coverage 88%; 2021: 1.7h, coverage 90%; 2022: 1.5h, coverage 91%; 2023: 3.1h; 2024: 2.2h; 2025: 2.1h02040600%50%100%0.8h20150.2h20161.5h201748.5h20181.6h20192.0h20201.7h20211.5h20223.1h20232.2h20242.1h2025
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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 Georgia customers tracked each year.

Biggest outages in Seminole County, 2019

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1July 30, 2019 08:00July 30, 2019 14:306h 30m8042,246
2August 14, 2019 11:45August 14, 2019 12:3045m473354
3June 27, 2019 12:30June 27, 2019 16:003h 30m353277
4July 22, 2019 17:45July 22, 2019 22:154h 30m350276
5August 1, 2019 19:15August 1, 2019 22:153h350531
6January 20, 2019 15:15January 20, 2019 16:451h 30m344431
7April 14, 2019 16:00April 14, 2019 20:454h 45m295853
8October 3, 2019 12:15October 3, 2019 16:304h 15m180293
9May 10, 2019 01:30May 10, 2019 02:1545m171110
10August 25, 2019 07:45August 25, 2019 10:453h156316

Outage episodes by size in 2019: 15 reached 100+ customers, 0 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 Seminole County reported on EIA Form 861 for 2019, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Georgia Power Co20183.8 hrs1.482.1 hrs1.21
Three Notch Elec Member Corp-----

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about 86% of Georgia's customers in 2019; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 5,243 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. Seminole County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Seminole County, GA annual power outage report, 2019, 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/2019/georgia/seminole-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON