massoutage

County annual report · FIPS 20087

2024 Jefferson County, KS Power Outage Report

In 2024, customers in Jefferson County, KS went without power for an average of 3.4 hours, a total of 36K customer-hours (Kansas average 4.3 hours). That ranks 47th worst of 94 Kansas counties and 1981st of 2,990 nationally.

Summary data CSVJSON
Avg hrs / customer
3.4
10,486 customers
Customer-hours out
36K
Peak customers out
1,488
Outages ≥1,000 out
2
0 of 10,000+ · 369 total
Longest outage
2d
began August 15, 2024
Rank in state
47th/94
1981st of 2,990 US

Compared with KS, the US and 2023

Jefferson County, KS average hours without power per customer compared with state and national averages, 2024Jefferson County 3.4 hours, Kansas average 4.3 hours, US average 12.6 hours, Jefferson County, 2023 4.9 hoursJefferson CountyJefferson County3.4hKansas averageKansas average4.3hUS averageUS average12.6hJefferson County, 2023Jefferson County, 20…4.9h
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Average hours without power per customer in 2024; last bar is this county in 2023.

Month by month

CSVJSON
Jefferson County, KS customer-hours without power by month, 2024Jan 1,457, Feb 178, Mar 1,671, Apr 4,168, May 7,373, Jun 1,854, Jul 4,953, Aug 7,723, Sep 414, Oct 4,430, Nov 1,271, Dec 66302k4k6k8k1,457Jan178Feb1,671Mar4,168Apr7,373May1,854Jun4,953Jul7,723Aug414Sep4,430Oct1,271Nov663Dec
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Customer-hours; August was the worst month.

Jefferson County year over year

CSVJSON
Jefferson County, KS: average hours without power per customer by year2015: 1.8h; 2016: 1.2h; 2017: 2.3h; 2018: 3.5h, coverage 71%; 2019: 7.0h, coverage 74%; 2020: 3.4h, coverage 79%; 2021: 6.7h, coverage 80%; 2022: 1.8h, coverage 59%; 2023: 4.9h; 2024: 3.4h; 2025: 1.8h024680%50%100%1.8h20151.2h20162.3h20173.5h20187.0h20193.4h20206.7h20211.8h20224.9h20233.4h20241.8h2025
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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 Kansas customers tracked each year.

Biggest outages in Jefferson County, 2024

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1May 14, 2024 14:30May 14, 2024 15:1545m1,4881,116
2July 16, 2024 12:45July 17, 2024 01:4513h1,1694,065
3October 14, 2024 07:00October 14, 2024 08:301h 30m6691,004
4June 6, 2024 16:45June 6, 2024 17:1530m663332
5April 18, 2024 05:45April 19, 2024 03:4522h6303,095
6August 15, 2024 03:15August 17, 2024 03:152d6235,114
7October 25, 2024 01:30October 25, 2024 16:3015h5821,441
8December 24, 2024 01:30December 24, 2024 02:451h 15m497592
9March 25, 2024 00:15March 25, 2024 11:1511h452509
10August 1, 2024 03:15August 2, 2024 06:001d 2h4171,807

Outage episodes by size in 2024: 20 reached 100+ customers, 2 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 Jefferson 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
Evergy Metro20246.0 hrs1.5283 min0.93
Evergy Kansas Central, Inc20245.3 hrs1.651.7 hrs1.05
FreeState Electric Coop20248.6 hrs-6.8 hrs-
Brown-Atchison E C A 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 Kansas's customers in 2024; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 10,486 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. Jefferson County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Jefferson County, KS 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/kansas/jefferson-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON