massoutage

County annual report · FIPS 13075

2020 Cook County, GA Power Outage Report

In 2020, customers in Cook County, GA went without power for an average of 1.1 hours, a total of 11K customer-hours (Georgia average 7.4 hours). That ranks 146th worst of 159 Georgia counties and 2611th of 3,019 nationally.

Summary data CSVJSON
Avg hrs / customer
1.1
9,902 customers
Customer-hours out
11K
Peak customers out
1,149
Outages ≥1,000 out
1
0 of 10,000+ · 138 total
Longest outage
1d 3h
began April 23, 2020
Rank in state
146th/159
2611th of 3,019 US

Compared with GA, the US and 2019

Cook County, GA average hours without power per customer compared with state and national averages, 2020Cook County 1.1 hours, Georgia average 7.4 hours, US average 8.7 hours, Cook County, 2019 0.6 hoursCook CountyCook County1.1hGeorgia averageGeorgia average7.4hUS averageUS average8.7hCook County, 2019Cook County, 20190.6h
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Average hours without power per customer in 2020; last bar is this county in 2019.

Month by month

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Cook County, GA customer-hours without power by month, 2020Jan 77, Feb 291, Mar 152, Apr 7,189, May 45, Jun 48, Jul 356, Aug 2,166, Sep 642, Oct 146, Nov 56, Dec 2202k4k6k8k77Jan291Feb152Mar7,189Apr45May48Jun356Jul2,166Aug642Sep146Oct56Nov22Dec
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Customer-hours; April 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, 2020

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1April 23, 2020 17:15April 24, 2020 20:301d 3h1,1497,092
2August 9, 2020 19:45August 9, 2020 21:452h855462
3August 28, 2020 19:45August 29, 2020 02:306h 45m3871,107
4July 30, 2020 20:00July 30, 2020 23:153h 15m130270
5September 3, 2020 21:15September 4, 2020 04:157h101319
6August 30, 2020 21:45August 30, 2020 23:452h6365
7August 24, 2020 22:15August 25, 2020 04:456h 30m52244
8August 7, 2020 18:30August 7, 2020 20:151h 45m4986
9September 29, 2020 19:00September 29, 2020 19:3030m4523
10September 7, 2020 12:45September 7, 2020 14:001h 15m4041

Outage episodes by size in 2020: 5 reached 100+ customers, 1 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 2020, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Georgia Power Co20208.8 hrs1.922.4 hrs1.33
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 88% of Georgia's customers in 2020; 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, 2020, 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/2020/georgia/cook-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON