massoutage

County annual report · FIPS 39109

2020 Miami County, OH Power Outage Report

In 2020, customers in Miami County, OH went without power for an average of 2.6 hours, a total of 115K customer-hours (Ohio average 5.2 hours). That ranks 70th worst of 88 Ohio counties and 1994th of 3,019 nationally.

Summary data CSVJSON
Avg hrs / customer
2.6
43,362 customers
Customer-hours out
115K
Peak customers out
4,988
Outages ≥1,000 out
14
0 of 10,000+ · 593 total
Longest outage
2d 2h
began June 9, 2020
Rank in state
70th/88
1994th of 3,019 US

Compared with OH, the US and 2019

Miami County, OH average hours without power per customer compared with state and national averages, 2020Miami County 2.6 hours, Ohio average 5.2 hours, US average 8.7 hours, Miami County, 2019 5.0 hoursMiami CountyMiami County2.6hOhio averageOhio average5.2hUS averageUS average8.7hMiami County, 2019Miami County, 20195.0h
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Average hours without power per customer in 2020; last bar is this county in 2019.

Month by month

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Miami County, OH customer-hours without power by month, 2020Jan 24K, Feb 1,123, Mar 4,723, Apr 1,034, May 6,836, Jun 17K, Jul 4,645, Aug 8,292, Sep 2,199, Oct 3,482, Nov 34K, Dec 7,331010k20k30k40k24KJan1,123Feb4,723Mar1,034Apr6,836May17KJun4,645Jul8,292Aug2,199Sep3,482Oct34KNov7,331Dec
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Customer-hours; November was the worst month.

Miami County year over year

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Miami County, OH: average hours without power per customer by year2015: 1.5h; 2016: 1.7h; 2017: 1.8h; 2018: 1.7h, coverage 93%; 2019: 5.0h, coverage 93%; 2020: 2.6h, coverage 93%; 2021: 3.3h, coverage 93%; 2022: 3.3h, coverage 93%; 2023: 1.9h; 2024: 2.1h; 2025: 2.9h02460%50%100%1.5h20151.7h20161.8h20171.7h20185.0h20192.6h20203.3h20213.3h20221.9h20232.1h20242.9h2025
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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 Ohio customers tracked each year.

Biggest outages in Miami County, 2020

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
1November 15, 2020 15:00November 16, 2020 17:451d 2h4,98826K
2January 12, 2020 03:15January 13, 2020 08:451d 5h4,81121K
3December 24, 2020 14:45December 25, 2020 01:0010h 15m2,9876,709
4August 11, 2020 00:15August 11, 2020 22:0021h 45m2,4892,677
5July 12, 2020 15:00July 12, 2020 16:451h 45m2,2131,573
6August 24, 2020 14:45August 24, 2020 20:005h 15m2,0851,593
7March 18, 2020 17:45March 19, 2020 06:1512h 30m1,8461,526
8August 21, 2020 11:45August 21, 2020 16:455h1,7911,806
9June 9, 2020 21:15June 11, 2020 23:152d 2h1,7878,471
10May 29, 2020 19:30May 30, 2020 03:007h 30m1,4001,280

Outage episodes by size in 2020: 61 reached 100+ customers, 14 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 Miami County reported on EIA Form 861 for 2020, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Ohio Edison Co20205.7 hrs1.451.8 hrs1.07
Dayton Power & Light Co20202.9 hrs1.102.0 hrs0.97
Pioneer Rural Elec Coop, Inc - (OH)20202.2 hrs1.471.5 hrs1.14
City of Piqua - (OH)202028 min0.57--
City of Tipp City - (OH)201826 min0.30--

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about 93% of Ohio's customers in 2020; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 43,362 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. Miami County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Miami County, OH annual power outage report, 2020, 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/2020/ohio/miami-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON