massoutage

County annual report · FIPS 48353

2024 Nolan County, TX Power Outage Report

In 2024, customers in Nolan County, TX went without power for an average of 4.5 hours, a total of 39K customer-hours (Texas average 25.5 hours). That ranks 172nd worst of 252 Texas counties and 1731st of 2,990 nationally.

Summary data CSVJSON
Avg hrs / customer
4.5
8,654 customers
Customer-hours out
39K
Peak customers out
1,134
Outages ≥1,000 out
1
0 of 10,000+ · 412 total
Longest outage
4d 23h
began August 30, 2024
Rank in state
172nd/252
1731st of 2,990 US

Compared with TX, the US and 2023

Nolan County, TX average hours without power per customer compared with state and national averages, 2024Nolan County 4.5 hours, Texas average 25.5 hours, US average 12.6 hours, Nolan County, 2023 10.5 hoursNolan CountyNolan County4.5hTexas averageTexas average25.5hUS averageUS average12.6hNolan County, 2023Nolan County, 202310.5h
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Average hours without power per customer in 2024; last bar is this county in 2023.

Month by month

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Nolan County, TX customer-hours without power by month, 2024Jan 5,245, Feb 1,026, Mar 530, Apr 8,596, May 7,679, Jun 692, Jul 2,270, Aug 1,731, Sep 1,865, Oct 753, Nov 5,691, Dec 2,44902.5k5k7.5k10k5,245Jan1,026Feb530Mar8,596Apr7,679May692Jun2,270Jul1,731Aug1,865Sep753Oct5,691Nov2,449Dec
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Customer-hours; April was the worst month.

Nolan County year over year

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Nolan County, TX: average hours without power per customer by year2015: 5.0h; 2016: no data; 2017: 0.1h; 2018: 2.8h, coverage 90%; 2019: 2.8h, coverage 93%; 2020: 6.1h, coverage 63%; 2021: 21.4h, coverage 94%; 2022: 8.3h, coverage 93%; 2023: 10.5h; 2024: 4.5h; 2025: 6.9h01020300%50%100%5.0h2015n/a20160.1h20172.8h20182.8h20196.1h202021.4h20218.3h202210.5h20234.5h20246.9h2025
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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 Nolan County, 2024

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1April 10, 2024 00:45April 10, 2024 06:155h 30m1,1342,700
2January 8, 2024 22:15January 9, 2024 06:458h 30m6611,781
3April 1, 2024 14:15April 4, 2024 10:152d 20h6592,047
4December 7, 2024 15:45December 7, 2024 20:304h 45m6121,665
5November 18, 2024 09:30November 19, 2024 04:4519h 15m5653,896
6May 31, 2024 04:30May 31, 2024 20:3016h5215,718
7August 23, 2024 21:30August 24, 2024 18:1520h 45m5161,156
8October 29, 2024 15:45October 29, 2024 23:157h 30m499435
9January 26, 2024 23:15January 27, 2024 05:306h 15m479819
10May 9, 2024 17:30May 9, 2024 21:003h 30m435876

Outage episodes by size in 2024: 20 reached 100+ customers, 1 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 Nolan County reported on EIA Form 861 for 2024, 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 Company20241.8 hrs1.151.7 hrs1.13
Taylor Electric Coop Inc - (TX)20246.2 hrs3.344.7 hrs3.05
Concho Valley Elec Coop Inc20246.5 hrs2.886.5 hrs2.88
Big Country Electric 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 2024; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 8,654 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. Nolan County has data for 2015, 2017–2025.

Cite this report

MassOutage (massoutage.com), Nolan County, TX annual power outage report, 2024, 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/2024/texas/nolan-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON