massoutage

County annual report · FIPS 13075

2025 Cook County, GA Power Outage Report

In 2025, customers in Cook County, GA went without power for an average of 0.3 hours, a total of 2,972 customer-hours (Georgia average 4.6 hours). That ranks 157th worst of 159 Georgia counties and 2904th of 3,000 nationally.

Summary data CSVJSON
Avg hrs / customer
0.3
9,902 customers
Customer-hours out
2,972
Peak customers out
428
Outages ≥1,000 out
0
0 of 10,000+ · 159 total
Longest outage
1d 13h
began May 16, 2025
Rank in state
157th/159
2904th of 3,000 US

Compared with GA, the US and 2024

Cook County, GA average hours without power per customer compared with state and national averages, 2025Cook County 0.3 hours, Georgia average 4.6 hours, US average 5.9 hours, Cook County, 2024 25.1 hoursCook CountyCook County0.3hGeorgia averageGeorgia average4.6hUS averageUS average5.9hCook County, 2024Cook County, 202425.1h
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Average hours without power per customer in 2025; last bar is this county in 2024.

Month by month

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Cook County, GA customer-hours without power by month, 2025Jan 26, Feb 80, Mar 345, Apr 153, May 692, Jun 928, Jul 249, Aug 290, Sep 71, Oct 61, Nov 42, Dec 3602505007501k26Jan80Feb345Mar153Apr692May928Jun249Jul290Aug71Sep61Oct42Nov36Dec
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Customer-hours; June was the worst month.

Cook County year over year

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Cook County, GA: average hours without power per customer by year2015: 0.3h; 2016: 1.1h; 2017: 7.2h; 2018: 1.7h, coverage 90%; 2019: 0.6h, coverage 86%; 2020: 1.1h, coverage 88%; 2021: 0.5h, coverage 90%; 2022: 0.6h, coverage 91%; 2023: 33.1h; 2024: 25.1h; 2025: 0.3h0102030400%50%100%0.3h20151.1h20167.2h20171.7h20180.6h20191.1h20200.5h20210.6h202233.1h202325.1h20240.3h2025
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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 Georgia customers tracked each year.

Biggest outages in Cook 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 18, 2025 18:15June 18, 2025 20:152h428429
2June 10, 2025 23:30June 11, 2025 00:451h 15m10196
3May 6, 2025 12:00May 6, 2025 14:452h 45m79203
4August 19, 2025 20:15August 19, 2025 22:302h 15m63142
5May 1, 2025 23:15May 1, 2025 23:4530m6131
6June 17, 2025 20:15June 17, 2025 22:152h55108
7July 11, 2025 12:15July 11, 2025 14:302h 15m50113
8May 24, 2025 03:30May 24, 2025 06:453h 15m36117
9April 17, 2025 12:45April 17, 2025 13:3045m2821
10July 9, 2025 04:45July 9, 2025 14:309h 45m2382

Outage episodes by size in 2025: 2 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 Cook 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
Colquitt Electric Membership Corp-----
City of Adel- (GA)-----

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 ÷ 9,902 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. Cook County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Cook 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/cook-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON