massoutage

County annual report · FIPS 48435

2020 Sutton County, TX Power Outage Report

In 2020, customers in Sutton County, TX went without power for an average of 27.8 hours, a total of 22K customer-hours (Texas average 5.3 hours). That ranks 45th worst of 254 Texas counties and 309th of 3,019 nationally.

Summary data CSVJSON
Avg hrs / customer
27.8
787 customers
Customer-hours out
22K
Peak customers out
1,969
Outages ≥1,000 out
3
0 of 10,000+ · 194 total
Longest outage
22h 30m
began November 3, 2020
Rank in state
45th/254
309th of 3,019 US

Compared with TX, the US and 2019

Sutton County, TX average hours without power per customer compared with state and national averages, 2020Sutton County 27.8 hours, Texas average 5.3 hours, US average 8.7 hours, Sutton County, 2019 15.4 hoursSutton CountySutton County27.8hTexas averageTexas average5.3hUS averageUS average8.7hSutton County, 2019Sutton County, 201915.4h
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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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Sutton County, TX customer-hours without power by month, 2020Jan 1,681, Feb 2,345, Mar 1,795, Apr 503, May 1,152, Jun 303, Jul 5,131, Aug 230, Sep 2,279, Oct 508, Nov 751, Dec 5,19802k4k6k1,681Jan2,345Feb1,795Mar503Apr1,152May303Jun5,131Jul230Aug2,279Sep508Oct751Nov5,198Dec
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Customer-hours; December was the worst month.

Sutton County year over year

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Sutton County, TX: average hours without power per customer by year2015: 2.6h; 2016: no data; 2017: 12.2h; 2018: 24.4h, coverage 90%; 2019: 15.4h, coverage 93%; 2020: 27.8h, coverage 63%; 2021: 172.9h, coverage 94%; 2022: 18.0h, coverage 93%; 2023: 15.5h; 2024: 37.7h; 2025: 13.9h0501001502000%50%100%2.6h2015n/a201612.2h201724.4h201815.4h201927.8h2020172.9h202118.0h202215.5h202337.7h202413.9h2025
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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 Texas customers tracked each year.

Biggest outages in Sutton 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
1July 22, 2020 22:00July 23, 2020 18:0020h1,9694,317
2September 9, 2020 08:30September 9, 2020 20:3012h1,964691
3December 28, 2020 16:00December 29, 2020 02:3010h 30m1,8584,682
4March 18, 2020 10:15March 18, 2020 21:3011h 15m770893
5July 2, 2020 02:30July 2, 2020 21:4519h 15m636711
6September 12, 2020 22:00September 13, 2020 00:152h 15m6171,235
7January 27, 2020 04:30January 27, 2020 14:3010h6161,400
8February 16, 2020 19:30February 17, 2020 09:4514h 15m2302,134
9November 22, 2020 14:00November 22, 2020 16:452h 45m224560
10April 4, 2020 10:00April 4, 2020 11:451h 45m194279

Outage episodes by size in 2020: 18 reached 100+ customers, 3 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 Sutton County reported on EIA Form 861 for 2020, or their most recent earlier filing. Utility-wide figures, not county-specific.

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UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
AEP Texas North Company20204.7 hrs1.671.9 hrs1.25
Pedernales Electric Coop, Inc202058 min0.6858 min0.68
Southwest Texas Elec Coop, Inc-----

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 ÷ 787 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. Sutton County has data for 2015, 2017–2025.

Cite this report

MassOutage (massoutage.com), Sutton 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/sutton-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON