massoutage

County annual report · FIPS 48225

2017 Houston County, TX Power Outage Report

In 2017, customers in Houston County, TX went without power for an average of 0.1 hours, a total of 735 customer-hours (Texas average 1.6 hours). That ranks 221st worst of 249 Texas counties and 2610th of 2,786 nationally.

Summary data CSVJSON
Avg hrs / customer
0.1
11,682 customers
Customer-hours out
735
Peak customers out
41
Outages ≥1,000 out
0
0 of 10,000+ · 45 total
Longest outage
8h 45m
began December 20, 2017
Rank in state
221st/249
2610th of 2,786 US

Compared with TX, the US and 2016

Houston County, TX average hours without power per customer compared with state and national averages, 2017Houston County 0.1 hours, Texas average 1.6 hours, US average 7.4 hours, Houston County, 2016 0.0 hoursHouston CountyHouston County0.1hTexas averageTexas average1.6hUS averageUS average7.4hHouston County, 2016Houston County, 20160.0h
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Average hours without power per customer in 2017; last bar is this county in 2016.

Month by month

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Houston County, TX customer-hours without power by month, 2017Jan 0, Feb 0, Mar 0, Apr 0, May 5, Jun 17, Jul 0, Aug 0, Sep 0, Oct 0, Nov 243, Dec 47002004006000Jan0Feb0Mar0Apr5May17Jun0Jul0Aug0Sep0Oct243Nov470Dec
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Customer-hours; December was the worst month.

Houston County year over year

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Houston County, TX: average hours without power per customer by year2015: 1.9h; 2016: 0.0h; 2017: 0.1h; 2018: 6.2h, coverage 90%; 2019: 8.1h, coverage 93%; 2020: 19.5h, coverage 63%; 2021: 57.3h, coverage 94%; 2022: 33.1h, coverage 93%; 2023: 21.1h; 2024: 28.7h; 2025: 10.8h02040600%50%100%1.9h20150.0h20160.1h20176.2h20188.1h201919.5h202057.3h202133.1h202221.1h202328.7h202410.8h2025
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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 Texas customers tracked each year.

Biggest outages in Houston County, 2017

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
1December 13, 2017 01:45December 13, 2017 03:301h 45m4172
2November 27, 2017 15:45November 27, 2017 18:002h 15m2222
3December 20, 2017 03:15December 20, 2017 12:008h 45m22183
4November 24, 2017 15:30November 24, 2017 19:304h1744
5November 23, 2017 21:45November 24, 2017 00:002h 15m1636
6December 21, 2017 23:00December 21, 2017 23:4545m147
7November 21, 2017 01:30November 21, 2017 09:007h 30m1386
8December 13, 2017 15:00December 13, 2017 16:001h1010
9December 14, 2017 17:15December 14, 2017 20:002h 45m76
10December 23, 2017 20:00December 24, 2017 00:304h 30m725

Outage episodes by size in 2017: 0 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 Houston 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
Oncor Electric Delivery Company LLC20173.4 hrs1.692.4 hrs1.49
Entergy Texas Inc.201723.3 hrs2.333.7 hrs1.60
Houston County 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 n/a of Texas's customers in 2017; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 11,682 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. Houston County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Houston County, TX 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/); EIA Form 861 (utility reliability) (https://www.eia.gov/electricity/data/eia861/). https://massoutage.com/reports/2017/texas/houston-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON