massoutage

County annual report · FIPS 01021

2020 Chilton County, AL Power Outage Report

In 2020, customers in Chilton County, AL went without power for an average of 101.3 hours, a total of 2.0M customer-hours (Alabama average 22.1 hours). That ranks 5th worst of 65 Alabama counties and 64th of 3,019 nationally.

Summary data CSVJSON
Avg hrs / customer
101.3
19,414 customers
Customer-hours out
2.0M
Peak customers out
23,217
Outages ≥1,000 out
10
1 of 10,000+ · 935 total
Longest outage
8d 1h
began October 29, 2020
Rank in state
5th/65
64th of 3,019 US

Compared with AL, the US and 2019

Chilton County, AL average hours without power per customer compared with state and national averages, 2020Chilton County 101.3 hours, Alabama average 22.1 hours, US average 8.7 hours, Chilton County, 2019 5.0 hoursChilton CountyChilton County101.3hAlabama averageAlabama average22.1hUS averageUS average8.7hChilton County, 2019Chilton County, 20195.0h
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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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Chilton County, AL customer-hours without power by month, 2020Jan 48K, Feb 7,125, Mar 2,389, Apr 98K, May 7,630, Jun 18K, Jul 11K, Aug 4,368, Sep 11K, Oct 1.1M, Nov 608K, Dec 6,6780500k1M1.5M48KJan7,125Feb2,389Mar98KApr7,630May18KJun11KJul4,368Aug11KSep1.1MOct608KNov6,678Dec
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Customer-hours; October was the worst month.

Chilton County year over year

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Chilton County, AL: average hours without power per customer by year2015: 2.0h; 2016: 2.3h; 2017: 8.2h; 2018: 6.7h, coverage 79%; 2019: 5.0h, coverage 81%; 2020: 101.3h, coverage 81%; 2021: 13.8h, coverage 81%; 2022: 7.3h, coverage 81%; 2023: 5.3h; 2024: 8.4h; 2025: 14.9h0501001500%50%100%2.0h20152.3h20168.2h20176.7h20185.0h2019101.3h202013.8h20217.3h20225.3h20238.4h202414.9h2025
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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 Alabama customers tracked each year.

Biggest outages in Chilton County, 2020

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1October 29, 2020 03:15November 6, 2020 05:008d 1h23,2171.7M
2April 19, 2020 11:15April 24, 2020 08:154d 21h5,54589K
3January 11, 2020 17:45January 14, 2020 00:302d 6h4,72542K
4June 26, 2020 02:30June 26, 2020 23:1520h 45m2,2248,809
5January 16, 2020 14:30January 16, 2020 16:452h 15m1,7223,144
6September 1, 2020 00:00September 1, 2020 08:158h 15m1,5553,369
7February 6, 2020 03:45February 6, 2020 20:3016h 45m1,3214,201
8July 18, 2020 05:45July 18, 2020 08:152h 30m1,2061,114
9April 12, 2020 21:00April 13, 2020 21:151d1,0376,897
10May 24, 2020 02:00May 24, 2020 10:008h1,0273,956

Outage episodes by size in 2020: 82 reached 100+ customers, 10 reached 1,000+ customers, 1 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 Chilton 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
Central Alabama Electric Coop202073.1 hrs-3.4 hrs-
Alabama Power Co-----

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about 81% of Alabama's customers in 2020; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 19,414 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. Chilton County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Chilton County, AL 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/alabama/chilton-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON