massoutage

County annual report · FIPS 48205

2021 Hartley County, TX Power Outage Report

In 2021, customers in Hartley County, TX went without power for an average of 8.6 hours, a total of 9,247 customer-hours (Texas average 21.0 hours). That ranks 204th worst of 252 Texas counties and 884th of 2,974 nationally.

Summary data CSVJSON
Avg hrs / customer
8.6
1,077 customers
Customer-hours out
9,247
Peak customers out
412
Outages ≥1,000 out
0
0 of 10,000+ · 116 total
Longest outage
1d 8h
began March 17, 2021
Rank in state
204th/252
884th of 2,974 US

Compared with TX, the US and 2020

Hartley County, TX average hours without power per customer compared with state and national averages, 2021Hartley County 8.6 hours, Texas average 21.0 hours, US average 8.9 hours, Hartley County, 2020 7.9 hoursHartley CountyHartley County8.6hTexas averageTexas average21.0hUS averageUS average8.9hHartley County, 2020Hartley County, 20207.9h
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Average hours without power per customer in 2021; last bar is this county in 2020.

Month by month

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Hartley County, TX customer-hours without power by month, 2021Jan 1,030, Feb 1,232, Mar 2,828, Apr 152, May 641, Jun 284, Jul 148, Aug 145, Sep 55, Oct 866, Nov 261, Dec 1,60401k2k3k1,030Jan1,232Feb2,828Mar152Apr641May284Jun148Jul145Aug55Sep866Oct261Nov1,604Dec
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Customer-hours; March was the worst month.

Hartley County year over year

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Hartley County, TX: average hours without power per customer by year2015: 5.1h; 2016: 2.8h; 2017: 14.0h; 2018: 3.1h, coverage 90%; 2019: 9.4h, coverage 93%; 2020: 7.9h, coverage 63%; 2021: 8.6h, coverage 94%; 2022: 4.3h, coverage 93%; 2023: 2.0h; 2024: 4.3h; 2025: 10.7h0510150%50%100%5.1h20152.8h201614.0h20173.1h20189.4h20197.9h20208.6h20214.3h20222.0h20234.3h202410.7h2025
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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 Hartley County, 2021

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1March 17, 2021 10:30March 18, 2021 19:001d 8h4122,076
2December 15, 2021 17:00December 17, 2021 00:301d 7h3311,571
3October 30, 2021 14:00October 30, 2021 15:451h 45m279339
4May 16, 2021 22:30May 17, 2021 05:156h 45m270383
5March 13, 2021 06:30March 13, 2021 09:002h 30m269673
6November 11, 2021 20:00November 11, 2021 21:301h 30m247259
7May 8, 2021 00:00May 8, 2021 03:303h 30m216165
8June 1, 2021 17:45June 1, 2021 18:451h201127
9October 11, 2021 00:45October 11, 2021 04:003h 15m156507
10February 16, 2021 13:45February 16, 2021 21:157h 30m136978

Outage episodes by size in 2021: 10 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 Hartley County reported on EIA Form 861 for 2021, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Southwestern Public Service Co20213.2 hrs1.752.0 hrs1.07
Rita Blanca Electric Coop, Inc-----
Southwestern Electric Coop Inc - (NM)-----

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about 94% of Texas's customers in 2021; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 1,077 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. Hartley County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Hartley County, TX annual power outage report, 2021, 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/2021/texas/hartley-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON