massoutage

County annual report · FIPS 40041

2024 Delaware County, OK Power Outage Report

In 2024, customers in Delaware County, OK went without power for an average of 5.3 hours, a total of 125K customer-hours (Oklahoma average 4.8 hours). That ranks 40th worst of 77 Oklahoma counties and 1551st of 2,990 nationally.

Summary data CSVJSON
Avg hrs / customer
5.3
23,694 customers
Customer-hours out
125K
Peak customers out
3,556
Outages ≥1,000 out
13
0 of 10,000+ · 1,031 total
Longest outage
2d 21h
began May 26, 2024
Rank in state
40th/77
1551st of 2,990 US

Compared with OK, the US and 2023

Delaware County, OK average hours without power per customer compared with state and national averages, 2024Delaware County 5.3 hours, Oklahoma average 4.8 hours, US average 12.6 hours, Delaware County, 2023 17.3 hoursDelaware CountyDelaware County5.3hOklahoma averageOklahoma average4.8hUS averageUS average12.6hDelaware County, 2023Delaware County, 202317.3h
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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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Delaware County, OK customer-hours without power by month, 2024Jan 6,643, Feb 3,299, Mar 5,728, Apr 18K, May 38K, Jun 13K, Jul 5,213, Aug 15K, Sep 3,180, Oct 4,443, Nov 12K, Dec 1,979010k20k30k40k6,643Jan3,299Feb5,728Mar18KApr38KMay13KJun5,213Jul15KAug3,180Sep4,443Oct12KNov1,979Dec
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Customer-hours; May was the worst month.

Delaware County year over year

CSVJSON
Delaware County, OK: average hours without power per customer by year2015: 8.5h; 2016: 11.0h; 2017: 14.6h; 2018: 5.9h, coverage 89%; 2019: 17.7h, coverage 90%; 2020: 4.2h, coverage 93%; 2021: 5.8h, coverage 93%; 2022: 4.3h, coverage 94%; 2023: 17.3h; 2024: 5.3h; 2025: 5.3h051015200%50%100%8.5h201511.0h201614.6h20175.9h201817.7h20194.2h20205.8h20214.3h202217.3h20235.3h20245.3h2025
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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 Delaware 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 26, 2024 10:45April 26, 2024 22:4512h3,55610K
2July 8, 2024 07:15July 8, 2024 08:0045m2,7681,385
3June 23, 2024 23:00June 24, 2024 01:452h 45m2,7325,948
4November 3, 2024 11:15November 3, 2024 19:458h 30m1,7645,686
5January 11, 2024 17:45January 11, 2024 21:003h 15m1,6372,052
6May 26, 2024 05:30May 29, 2024 03:002d 21h1,48129K
7August 21, 2024 13:00August 21, 2024 19:456h 45m1,4592,574
8March 26, 2024 08:45March 26, 2024 11:453h1,3681,197
9September 26, 2024 13:00September 26, 2024 15:302h 30m1,136901
10June 13, 2024 14:30June 13, 2024 16:302h1,124844

Outage episodes by size in 2024: 81 reached 100+ customers, 13 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 Delaware 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
Public Service Co of Oklahoma20243.1 hrs1.551.9 hrs1.30
Empire District Electric Co20249.1 hrs1.951.9 hrs0.98
Ozarks Electric Coop Corp - (AR)20244.2 hrs1.7876 min0.95
Lake Region Electric Coop, Inc - (OK)20245.7 hrs1.831.9 hrs1.08
Northeast Oklahoma Electric Co-----

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 ÷ 23,694 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. Delaware County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Delaware 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/delaware-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON