massoutage

County annual report · FIPS 13163

2025 Jefferson County, GA Power Outage Report

In 2025, customers in Jefferson County, GA went without power for an average of 4.7 hours, a total of 41K customer-hours (Georgia average 4.6 hours). That ranks 79th worst of 159 Georgia counties and 1574th of 3,000 nationally.

Summary data CSVJSON
Avg hrs / customer
4.7
8,747 customers
Customer-hours out
41K
Peak customers out
1,918
Outages ≥1,000 out
2
0 of 10,000+ · 660 total
Longest outage
2d 1h
began May 16, 2025
Rank in state
79th/159
1574th of 3,000 US

Compared with GA, the US and 2024

Jefferson County, GA average hours without power per customer compared with state and national averages, 2025Jefferson County 4.7 hours, Georgia average 4.6 hours, US average 5.9 hours, Jefferson County, 2024 250.4 hoursJefferson CountyJefferson County4.7hGeorgia averageGeorgia average4.6hUS averageUS average5.9hJefferson County, 2024Jefferson County, 20…250.4h
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Average hours without power per customer in 2025; last bar is this county in 2024.

Month by month

CSVJSON
Jefferson County, GA customer-hours without power by month, 2025Jan 2,280, Feb 2,500, Mar 3,408, Apr 1,556, May 4,675, Jun 19K, Jul 1,704, Aug 1,660, Sep 717, Oct 1,752, Nov 1,633, Dec 47105k10k15k20k2,280Jan2,500Feb3,408Mar1,556Apr4,675May19KJun1,704Jul1,660Aug717Sep1,752Oct1,633Nov471Dec
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Customer-hours; June was the worst month.

Jefferson County year over year

CSVJSON
Jefferson County, GA: average hours without power per customer by year2015: 2.7h; 2016: 3.8h; 2017: 18.9h; 2018: 9.8h, coverage 90%; 2019: 2.2h, coverage 86%; 2020: 3.8h, coverage 88%; 2021: 2.4h, coverage 90%; 2022: 5.3h, coverage 91%; 2023: 4.2h; 2024: 250.4h; 2025: 4.7h01002003000%50%100%2.7h20153.8h201618.9h20179.8h20182.2h20193.8h20202.4h20215.3h20224.2h2023250.4h20244.7h2025
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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 Georgia customers tracked each year.

Biggest outages in Jefferson County, 2025

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1June 26, 2025 03:00June 27, 2025 01:0022h1,9189,232
2June 10, 2025 02:45June 10, 2025 17:1514h 30m1,543515
3June 16, 2025 15:15June 16, 2025 20:455h 30m993755
4May 21, 2025 11:15May 21, 2025 17:306h 15m795776
5May 14, 2025 17:45May 14, 2025 18:451h788591
6June 27, 2025 18:45June 28, 2025 23:001d 4h7601,839
7June 9, 2025 19:15June 9, 2025 22:303h 15m671202
8June 7, 2025 23:15June 9, 2025 02:451d 3h6202,700
9June 11, 2025 00:00June 11, 2025 06:156h 15m5541,497
10January 8, 2025 07:45January 8, 2025 11:153h 30m535595

Outage episodes by size in 2025: 33 reached 100+ customers, 2 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 Jefferson County reported on EIA Form 861 for 2025, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Georgia Power Co202425.3 hrs2.072.1 hrs1.02
Jefferson Electric Member Corp2024172.0 hrs3.851.8 hrs1.39
Washington Elec Member Corp2024115.5 hrs-7.1 hrs-

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 Georgia's customers in 2025; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 8,747 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. Jefferson County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Jefferson County, GA annual power outage report, 2025, 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/2025/georgia/jefferson-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON