massoutage

County annual report · FIPS 13075

2015 Cook County, GA Power Outage Report

In 2015, customers in Cook County, GA went without power for an average of 0.3 hours, a total of 3,194 customer-hours (Georgia average 1.8 hours). That ranks 127th worst of 157 Georgia counties and 2176th of 2,484 nationally.

Summary data CSVJSON
Avg hrs / customer
0.3
9,902 customers
Customer-hours out
3,194
Peak customers out
425
Outages ≥1,000 out
0
0 of 10,000+ · 116 total
Longest outage
8h
began March 18, 2015
Rank in state
127th/157
2176th of 2,484 US

Compared with GA, the US

Cook County, GA average hours without power per customer compared with state and national averages, 2015Cook County 0.3 hours, Georgia average 1.8 hours, US average 2.9 hoursCook CountyCook County0.3hGeorgia averageGeorgia average1.8hUS averageUS average2.9h
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Average hours without power per customer in 2015.

Month by month

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Cook County, GA customer-hours without power by month, 2015Jan 10, Feb 56, Mar 93, Apr 187, May 3, Jun 149, Jul 1,204, Aug 607, Sep 521, Oct 17, Nov 311, Dec 3705001k1.5k10Jan56Feb93Mar187Apr3May149Jun1,204Jul607Aug521Sep17Oct311Nov37Dec
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Customer-hours; July 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, 2015

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1July 2, 2015 20:30July 3, 2015 00:003h 30m425955
2July 31, 2015 21:15July 31, 2015 22:301h 15m102128
3November 8, 2015 14:45November 8, 2015 16:452h98155
4August 27, 2015 13:15August 27, 2015 18:155h94463
5September 2, 2015 13:30September 2, 2015 17:003h 30m77270
6September 3, 2015 13:30September 3, 2015 16:002h 30m73183
7November 24, 2015 09:00November 24, 2015 10:451h 45m5583
8April 26, 2015 00:45April 26, 2015 08:307h 45m38175
9February 2, 2015 18:00February 2, 2015 22:004h2656
10August 25, 2015 08:00August 25, 2015 09:001h2525

Outage episodes by size in 2015: 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 2015, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Georgia Power Co20152.9 hrs1.501.9 hrs1.30
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 2015; 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, 2015, 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/2015/georgia/cook-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON