massoutage

County annual report · FIPS 48049

2020 Brown County, TX Power Outage Report

In 2020, customers in Brown County, TX went without power for an average of 4.0 hours, a total of 107K customer-hours (Texas average 5.3 hours). That ranks 175th worst of 254 Texas counties and 1612th of 3,019 nationally.

Summary data CSVJSON
Avg hrs / customer
4.0
26,881 customers
Customer-hours out
107K
Peak customers out
4,794
Outages ≥1,000 out
6
0 of 10,000+ · 751 total
Longest outage
1d 12h
began October 27, 2020
Rank in state
175th/254
1612th of 3,019 US

Compared with TX, the US and 2019

Brown County, TX average hours without power per customer compared with state and national averages, 2020Brown County 4.0 hours, Texas average 5.3 hours, US average 8.7 hours, Brown County, 2019 3.7 hoursBrown CountyBrown County4.0hTexas averageTexas average5.3hUS averageUS average8.7hBrown County, 2019Brown County, 20193.7h
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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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Brown County, TX customer-hours without power by month, 2020Jan 1,647, Feb 11K, Mar 1,873, Apr 2,596, May 13K, Jun 8,151, Jul 8,221, Aug 4,323, Sep 40K, Oct 6,428, Nov 1,875, Dec 7,974010k20k30k40k1,647Jan11KFeb1,873Mar2,596Apr13KMay8,151Jun8,221Jul4,323Aug40KSep6,428Oct1,875Nov7,974Dec
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Customer-hours; September was the worst month.

Brown County year over year

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Brown County, TX: average hours without power per customer by year2015: 0.7h; 2016: no data; 2017: 0.0h; 2018: 3.3h, coverage 90%; 2019: 3.7h, coverage 93%; 2020: 4.0h, coverage 63%; 2021: 18.9h, coverage 94%; 2022: 3.1h, coverage 93%; 2023: 2.3h; 2024: 2.5h; 2025: 3.7h051015200%50%100%0.7h2015n/a20160.0h20173.3h20183.7h20194.0h202018.9h20213.1h20222.3h20232.5h20243.7h2025
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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 Brown County, 2020

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1September 1, 2020 18:00September 3, 2020 05:001d 11h4,79435K
2February 1, 2020 21:30February 2, 2020 02:455h 15m1,9839,398
3December 22, 2020 14:00December 22, 2020 20:156h 15m1,6285,249
4June 14, 2020 02:15June 14, 2020 05:153h1,2471,618
5July 6, 2020 08:30July 6, 2020 10:452h 15m1,2422,794
6September 9, 2020 09:00September 10, 2020 00:0015h1,0302,535
7April 10, 2020 17:45April 10, 2020 19:151h 30m908909
8July 14, 2020 09:15July 14, 2020 12:453h 30m8672,169
9May 16, 2020 02:15May 17, 2020 13:451d 11h7915,484
10June 3, 2020 00:30June 3, 2020 18:3018h778768

Outage episodes by size in 2020: 34 reached 100+ customers, 6 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 Brown 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
Oncor Electric Delivery Company LLC20173.4 hrs1.692.4 hrs1.49
AEP Texas North Company20204.7 hrs1.671.9 hrs1.25
Coleman County Elec Coop, Inc-----
Comanche County Elec Coop Assn-----

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 ÷ 26,881 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. Brown County has data for 2015, 2017–2025.

Cite this report

MassOutage (massoutage.com), Brown 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/brown-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON