massoutage

County annual report · FIPS 29153

2019 Ozark County, MO Power Outage Report

In 2019, customers in Ozark County, MO went without power for an average of 5.8 hours, a total of 23K customer-hours (Missouri average 3.8 hours). That ranks 28th worst of 115 Missouri counties and 953rd of 2,945 nationally.

Summary data CSVJSON
Avg hrs / customer
5.8
4,000 customers
Customer-hours out
23K
Peak customers out
2,319
Outages ≥1,000 out
2
0 of 10,000+ · 192 total
Longest outage
1d 20h
began October 21, 2019
Rank in state
28th/115
953rd of 2,945 US

Compared with MO, the US

Ozark County, MO average hours without power per customer compared with state and national averages, 2019Ozark County 5.8 hours, Missouri average 3.8 hours, US average 4.7 hoursOzark CountyOzark County5.8hMissouri averageMissouri average3.8hUS averageUS average4.7h
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Average hours without power per customer in 2019.

Month by month

CSVJSON
Ozark County, MO customer-hours without power by month, 2019Jan 0, Feb 0, Mar 0, Apr 100, May 1,492, Jun 74, Jul 389, Aug 1,897, Sep 1,030, Oct 16K, Nov 821, Dec 92805k10k15k20k0Jan0Feb0Mar100Apr1,492May74Jun389Jul1,897Aug1,030Sep16KOct821Nov928Dec
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Customer-hours; October was the worst month.

Ozark County year over year

CSVJSON
Ozark County, MO: average hours without power per customer by year2015: no data; 2016: no data; 2017: no data; 2018: no data; 2019: 5.8h, coverage 95%; 2020: 3.8h, coverage 95%; 2021: 9.8h, coverage 95%; 2022: 2.2h, coverage 95%; 2023: 38.2h; 2024: 9.4h; 2025: 10.8h0102030400%50%100%n/a2015n/a2016n/a2017n/a20185.8h20193.8h20209.8h20212.2h202238.2h20239.4h202410.8h2025
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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 Missouri customers tracked each year.

Biggest outages in Ozark County, 2019

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1September 7, 2019 19:30September 7, 2019 19:4515m2,319580
2October 21, 2019 07:30October 23, 2019 04:151d 20h1,40415K
3November 27, 2019 04:45November 27, 2019 11:006h 15m700591
4December 23, 2019 21:15December 23, 2019 22:0045m475356
5May 18, 2019 21:30May 19, 2019 10:3013h284996
6August 15, 2019 16:15August 15, 2019 16:4530m264132
7December 18, 2019 19:45December 18, 2019 22:152h 30m226188
8August 21, 2019 22:45August 22, 2019 00:151h 30m179252
9August 23, 2019 00:00August 23, 2019 02:452h 45m156308
10August 27, 2019 06:15August 27, 2019 16:1510h149353

Outage episodes by size in 2019: 14 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 Ozark County reported on EIA Form 861 for 2019, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Howell-Oregon Elec Coop, Inc-----
White River Valley El 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 95% of Missouri's customers in 2019; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 4,000 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. Ozark County has data for 2019–2025.

Cite this report

MassOutage (massoutage.com), Ozark County, MO annual power outage report, 2019, 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/). https://massoutage.com/reports/2019/missouri/ozark-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON