massoutage

County annual report · FIPS 01119

2017 Sumter County, AL Power Outage Report

In 2017, customers in Sumter County, AL went without power for an average of 1.1 hours, a total of 7,646 customer-hours (Alabama average 1.7 hours). That ranks 34th worst of 65 Alabama counties and 1997th of 2,786 nationally.

Summary data CSVJSON
Avg hrs / customer
1.1
6,825 customers
Customer-hours out
7,646
Peak customers out
850
Outages ≥1,000 out
0
0 of 10,000+ · 71 total
Longest outage
1d 4h
began December 8, 2017
Rank in state
34th/65
1997th of 2,786 US

Compared with AL, the US

Sumter County, AL average hours without power per customer compared with state and national averages, 2017Sumter County 1.1 hours, Alabama average 1.7 hours, US average 7.4 hoursSumter CountySumter County1.1hAlabama averageAlabama average1.7hUS averageUS average7.4h
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Average hours without power per customer in 2017.

Month by month

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Sumter County, AL customer-hours without power by month, 2017Jan 0, Feb 0, Mar 0, Apr 0, May 0, Jun 0, Jul 0, Aug 0, Sep 0, Oct 2,871, Nov 662, Dec 4,11302k4k6k0Jan0Feb0Mar0Apr0May0Jun0Jul0Aug0Sep2,871Oct662Nov4,113Dec
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Customer-hours; December was the worst month.

Sumter County year over year

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Sumter County, AL: average hours without power per customer by year2015: no data; 2016: no data; 2017: 1.1h; 2018: 4.2h, coverage 79%; 2019: 4.7h, coverage 81%; 2020: 7.8h, coverage 81%; 2021: 12.3h, coverage 81%; 2022: 9.4h, coverage 81%; 2023: 9.2h; 2024: 8.4h; 2025: 14.8h0510150%50%100%n/a2015n/a20161.1h20174.2h20184.7h20197.8h202012.3h20219.4h20229.2h20238.4h202414.8h2025
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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 Sumter County, 2017

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1October 17, 2017 02:15October 17, 2017 13:0010h 45m850940
2November 30, 2017 12:30November 30, 2017 14:302h688616
3December 8, 2017 12:15December 9, 2017 16:451d 4h6643,547
4October 18, 2017 14:00October 18, 2017 21:157h 15m4961,104
5October 16, 2017 01:15October 16, 2017 02:151h227227
6October 30, 2017 19:30October 30, 2017 23:153h 45m112229
7December 3, 2017 02:30December 3, 2017 04:001h 30m105135
8December 19, 2017 13:45December 19, 2017 22:008h 15m69211
9October 27, 2017 03:30October 27, 2017 05:001h 30m4263
10December 9, 2017 17:45December 10, 2017 00:006h 15m42131

Outage episodes by size in 2017: 7 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 Sumter County reported on EIA Form 861 for 2017, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Alabama Power Co-----
Black Warrior Elec Member Corp-----

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 Alabama's customers in 2017; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 6,825 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. Sumter County has data for 2017–2025.

Cite this report

MassOutage (massoutage.com), Sumter County, AL annual power outage report, 2017, 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/). https://massoutage.com/reports/2017/alabama/sumter-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON