massoutage

County annual report · FIPS 29211

2022 Sullivan County, MO Power Outage Report

In 2022, customers in Sullivan County, MO went without power for an average of 0.1 hours, a total of 219 customer-hours (Missouri average 3.5 hours). That ranks 113th worst of 114 Missouri counties and 2918th of 2,976 nationally.

Summary data CSVJSON
Avg hrs / customer
0.1
1,796 customers
Customer-hours out
219
Peak customers out
26
Outages ≥1,000 out
0
0 of 10,000+ · 25 total
Longest outage
4h
began June 20, 2022
Rank in state
113th/114
2918th of 2,976 US

Compared with MO, the US and 2021

Sullivan County, MO average hours without power per customer compared with state and national averages, 2022Sullivan County 0.1 hours, Missouri average 3.5 hours, US average 8.3 hours, Sullivan County, 2021 2.7 hoursSullivan CountySullivan County0.1hMissouri averageMissouri average3.5hUS averageUS average8.3hSullivan County, 2021Sullivan County, 20212.7h
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Average hours without power per customer in 2022; last bar is this county in 2021.

Month by month

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Sullivan County, MO customer-hours without power by month, 2022Jan 1, Feb 78, Mar 1, Apr 0, May 0, Jun 84, Jul 24, Aug 19, Sep 4, Oct 3, Nov 7, Dec 002550751001Jan78Feb1Mar0Apr0May84Jun24Jul19Aug4Sep3Oct7Nov0Dec
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Customer-hours; June was the worst month.

Sullivan County year over year

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Sullivan County, MO: average hours without power per customer by year2015: 4.6h; 2016: 1.2h; 2017: 0.3h; 2018: 0.1h, coverage 80%; 2019: 2.2h, coverage 95%; 2020: 0.4h, coverage 95%; 2021: 2.7h, coverage 95%; 2022: 0.1h, coverage 95%; 2023: 1.7h; 2024: 0.8h; 2025: 4.0h02460%50%100%4.6h20151.2h20160.3h20170.1h20182.2h20190.4h20202.7h20210.1h20221.7h20230.8h20244.0h2025
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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 Missouri customers tracked each year.

Biggest outages in Sullivan County, 2022

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1February 26, 2022 20:45February 26, 2022 23:453h2678
2June 20, 2022 16:30June 20, 2022 20:304h1872
3June 11, 2022 15:45June 11, 2022 17:001h 15m109
4August 27, 2022 13:15August 27, 2022 17:154h717
5November 26, 2022 14:15November 26, 2022 15:0045m75
6July 28, 2022 15:45July 28, 2022 19:153h 30m621
7June 29, 2022 17:45June 29, 2022 18:0015m41
8January 8, 2022 21:30January 8, 2022 22:0030m11
9March 8, 2022 23:00March 8, 2022 23:3030m11
10June 18, 2022 12:45June 18, 2022 13:451h11

Outage episodes by size in 2022: 0 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 Sullivan County reported on EIA Form 861 for 2022, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Union Electric Co - (MO)20222.5 hrs0.921.5 hrs0.73
Grundy Electric Coop, Inc-----
Macon Electric Coop-----
Tri-County Electric Coop Assn (MO)-----
North Central MO Elec Coop Inc-----
City of Milan - (MO)-----

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about 95% of Missouri's customers in 2022; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 1,796 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. Sullivan County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Sullivan County, MO annual power outage report, 2022, 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/2022/missouri/sullivan-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON