massoutage

County annual report · FIPS 48437

2020 Swisher County, TX Power Outage Report

In 2020, customers in Swisher County, TX went without power for an average of 16.4 hours, a total of 44K customer-hours (Texas average 5.3 hours). That ranks 76th worst of 254 Texas counties and 509th of 3,019 nationally.

Summary data CSVJSON
Avg hrs / customer
16.4
2,662 customers
Customer-hours out
44K
Peak customers out
1,046
Outages ≥1,000 out
1
0 of 10,000+ · 66 total
Longest outage
4d 22h
began October 28, 2020
Rank in state
76th/254
509th of 3,019 US

Compared with TX, the US and 2019

Swisher County, TX average hours without power per customer compared with state and national averages, 2020Swisher County 16.4 hours, Texas average 5.3 hours, US average 8.7 hours, Swisher County, 2019 0.4 hoursSwisher CountySwisher County16.4hTexas averageTexas average5.3hUS averageUS average8.7hSwisher County, 2019Swisher County, 20190.4h
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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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Swisher County, TX customer-hours without power by month, 2020Jan 14, Feb 1, Mar 12, Apr 22, May 16, Jun 14, Jul 68, Aug 1,530, Sep 16, Oct 41K, Nov 713, Dec 12020k40k60k14Jan1Feb12Mar22Apr16May14Jun68Jul1,530Aug16Sep41KOct713Nov12Dec
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Customer-hours; October was the worst month.

Swisher County year over year

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Swisher County, TX: average hours without power per customer by year2015: 1.8h; 2016: 0.2h; 2017: 0.8h; 2018: 0.4h, coverage 90%; 2019: 0.4h, coverage 93%; 2020: 16.4h, coverage 63%; 2021: 1.3h, coverage 94%; 2022: 0.3h, coverage 93%; 2023: 4.9h; 2024: 1.2h; 2025: 1.6h051015200%50%100%1.8h20150.2h20160.8h20170.4h20180.4h201916.4h20201.3h20210.3h20224.9h20231.2h20241.6h2025
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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 Texas customers tracked each year.

Biggest outages in Swisher County, 2020

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

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#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1October 28, 2020 02:15November 2, 2020 00:154d 22h1,04642K
2August 30, 2020 02:30August 30, 2020 09:006h 30m2781,516
3November 2, 2020 04:15November 2, 2020 08:003h 45m37130
4October 27, 2020 05:45October 27, 2020 08:302h 45m2849
5July 14, 2020 01:45July 14, 2020 04:002h 15m1327
6July 28, 2020 18:00July 28, 2020 20:002h1323
7September 3, 2020 22:30September 4, 2020 00:001h 30m96
8October 14, 2020 19:15October 14, 2020 20:0045m75
9December 5, 2020 01:30December 5, 2020 02:451h 15m78
10May 20, 2020 02:30May 20, 2020 06:304h310

Outage episodes by size in 2020: 2 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 Swisher 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
Southwestern Public Service Co20205.5 hrs1.251.7 hrs0.92
Lighthouse Electric Coop, Inc-----
Swisher Electric Coop, Inc-----
City of Tulia-----

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about 63% of Texas's customers in 2020; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 2,662 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. Swisher County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Swisher County, TX 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/texas/swisher-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON