massoutage

County annual report · FIPS 48275

2015 Knox County, TX Power Outage Report

In 2015, customers in Knox County, TX went without power for an average of 1.8 hours, a total of 1,002 customer-hours (Texas average 1.9 hours). That ranks 164th worst of 238 Texas counties and 1320th of 2,484 nationally.

Summary data CSVJSON
Avg hrs / customer
1.8
551 customers
Customer-hours out
1,002
Peak customers out
187
Outages ≥1,000 out
0
0 of 10,000+ · 40 total
Longest outage
13h
began July 7, 2015
Rank in state
164th/238
1320th of 2,484 US

Compared with TX, the US

Knox County, TX average hours without power per customer compared with state and national averages, 2015Knox County 1.8 hours, Texas average 1.9 hours, US average 2.9 hoursKnox CountyKnox County1.8hTexas averageTexas average1.9hUS averageUS average2.9h
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Average hours without power per customer in 2015.

Month by month

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Knox County, TX customer-hours without power by month, 2015Jan 2, Feb 1, Mar 0, Apr 178, May 120, Jun 10, Jul 691, Aug 0, Sep 0, Oct 0, Nov 0, Dec 002004006008002Jan1Feb0Mar178Apr120May10Jun691Jul0Aug0Sep0Oct0Nov0Dec
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Customer-hours; July was the worst month.

Knox County year over year

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Knox County, TX: average hours without power per customer by year2015: 1.8h; 2016: no data; 2017: 4.3h; 2018: 23.4h, coverage 90%; 2019: 13.9h, coverage 93%; 2020: 126.4h, coverage 63%; 2021: 100.7h, coverage 94%; 2022: 19.5h, coverage 93%; 2023: 40.6h; 2024: 38.0h; 2025: 115.6h0501001500%50%100%1.8h2015n/a20164.3h201723.4h201813.9h2019126.4h2020100.7h202119.5h202240.6h202338.0h2024115.6h2025
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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 Knox County, 2015

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1July 7, 2015 04:45July 7, 2015 07:302h 45m187514
2April 26, 2015 07:00April 26, 2015 10:303h 30m49121
3July 12, 2015 17:15July 12, 2015 20:002h 45m3279
4April 9, 2015 03:00April 9, 2015 04:451h 45m3146
5May 18, 2015 13:00May 18, 2015 14:301h 30m3045
6July 23, 2015 00:30July 23, 2015 04:153h 45m1028
7June 27, 2015 12:00June 27, 2015 12:3030m95
8May 31, 2015 18:45May 31, 2015 20:151h 30m812
9May 25, 2015 07:45May 25, 2015 08:0015m72
10July 31, 2015 01:30July 31, 2015 06:004h 30m625

Outage episodes by size in 2015: 1 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 Knox County reported on EIA Form 861 for 2015, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
AEP Texas North Company20153.9 hrs1.491.8 hrs1.13
Tri-County Electric Coop, Inc (TX)201564 min0.6764 min0.67

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 2015; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 551 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. Knox County has data for 2015, 2017–2025.

Cite this report

MassOutage (massoutage.com), Knox County, TX annual power outage report, 2015, 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/2015/texas/knox-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON