massoutage

County annual report · FIPS 40087

2024 McClain County, OK Power Outage Report

In 2024, customers in McClain County, OK went without power for an average of 2.6 hours, a total of 59K customer-hours (Oklahoma average 4.8 hours). That ranks 65th worst of 77 Oklahoma counties and 2216th of 2,990 nationally.

Summary data CSVJSON
Avg hrs / customer
2.6
22,625 customers
Customer-hours out
59K
Peak customers out
3,364
Outages ≥1,000 out
8
0 of 10,000+ · 686 total
Longest outage
2d 12h
began July 6, 2024
Rank in state
65th/77
2216th of 2,990 US

Compared with OK, the US and 2023

McClain County, OK average hours without power per customer compared with state and national averages, 2024McClain County 2.6 hours, Oklahoma average 4.8 hours, US average 12.6 hours, McClain County, 2023 5.6 hoursMcClain CountyMcClain County2.6hOklahoma averageOklahoma average4.8hUS averageUS average12.6hMcClain County, 2023McClain County, 20235.6h
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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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McClain County, OK customer-hours without power by month, 2024Jan 5,738, Feb 1,268, Mar 1,478, Apr 6,422, May 2,744, Jun 4,227, Jul 5,085, Aug 8,979, Sep 2,713, Oct 751, Nov 19K, Dec 1,23705k10k15k20k5,738Jan1,268Feb1,478Mar6,422Apr2,744May4,227Jun5,085Jul8,979Aug2,713Sep751Oct19KNov1,237Dec
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Customer-hours; November was the worst month.

McClain County year over year

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McClain County, OK: average hours without power per customer by year2015: 3.3h; 2016: 1.5h; 2017: 1.1h; 2018: 3.0h, coverage 89%; 2019: 3.0h, coverage 90%; 2020: 9.8h, coverage 93%; 2021: 2.4h, coverage 93%; 2022: 2.4h, coverage 94%; 2023: 5.6h; 2024: 2.6h; 2025: 2.2h02.557.5100%50%100%3.3h20151.5h20161.1h20173.0h20183.0h20199.8h20202.4h20212.4h20225.6h20232.6h20242.2h2025
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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 Oklahoma customers tracked each year.

Biggest outages in McClain County, 2024

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 3, 2024 10:15July 3, 2024 17:157h3,3641,701
2January 14, 2024 14:15January 14, 2024 19:155h3,3344,044
3September 22, 2024 16:00September 23, 2024 07:0015h2,681935
4November 3, 2024 03:15November 4, 2024 06:451d 3h2,58013K
5August 11, 2024 07:15August 12, 2024 01:0017h 45m2,5246,143
6November 6, 2024 17:30November 6, 2024 18:0030m2,501630
7April 28, 2024 02:00April 29, 2024 22:001d 20h1,4445,506
8September 13, 2024 15:00September 13, 2024 16:451h 45m1,131394
9July 9, 2024 18:00July 9, 2024 18:1515m964241
10May 7, 2024 01:30May 7, 2024 15:3014h822935

Outage episodes by size in 2024: 38 reached 100+ customers, 8 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 McClain County reported on EIA Form 861 for 2024, or their most recent earlier filing. Utility-wide figures, not county-specific.

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UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Public Service Co of Oklahoma20243.1 hrs1.551.9 hrs1.30
Oklahoma Electric Coop Inc202489 min1.1871 min1.11
Rural Electric Coop, Inc - (OK)202410.6 hrs2.732.6 hrs1.44
Oklahoma Gas & Electric Co-----
People's Electric Cooperative-----
City of Purcell - (OK)-----

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 Oklahoma's customers in 2024; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 22,625 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. McClain County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), McClain County, OK 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/oklahoma/mcclain-county

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