massoutage

County annual report · FIPS 39015

2024 Brown County, OH Power Outage Report

In 2024, customers in Brown County, OH went without power for an average of 15.3 hours, a total of 309K customer-hours (Ohio average 9.0 hours). That ranks 11th worst of 88 Ohio counties and 652nd of 2,990 nationally.

Summary data CSVJSON
Avg hrs / customer
15.3
20,209 customers
Customer-hours out
309K
Peak customers out
8,984
Outages ≥1,000 out
14
0 of 10,000+ · 616 total
Longest outage
7d 5h
began September 27, 2024
Rank in state
11th/88
652nd of 2,990 US

Compared with OH, the US and 2023

Brown County, OH average hours without power per customer compared with state and national averages, 2024Brown County 15.3 hours, Ohio average 9.0 hours, US average 12.6 hours, Brown County, 2023 7.6 hoursBrown CountyBrown County15.3hOhio averageOhio average9.0hUS averageUS average12.6hBrown County, 2023Brown County, 20237.6h
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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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Brown County, OH customer-hours without power by month, 2024Jan 8,202, Feb 3,776, Mar 13K, Apr 5,156, May 7,987, Jun 4,816, Jul 18K, Aug 7,389, Sep 226K, Oct 1,903, Nov 4,745, Dec 8,5520100k200k300k8,202Jan3,776Feb13KMar5,156Apr7,987May4,816Jun18KJul7,389Aug226KSep1,903Oct4,745Nov8,552Dec
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Customer-hours; September was the worst month.

Brown County year over year

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Brown County, OH: average hours without power per customer by year2015: 6.8h; 2016: 7.3h; 2017: 12.6h; 2018: 8.8h, coverage 93%; 2019: 5.8h, coverage 93%; 2020: 9.3h, coverage 93%; 2021: 5.3h, coverage 93%; 2022: 13.4h, coverage 93%; 2023: 7.6h; 2024: 15.3h; 2025: 5.1h051015200%50%100%6.8h20157.3h201612.6h20178.8h20185.8h20199.3h20205.3h202113.4h20227.6h202315.3h20245.1h2025
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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 Brown County, 2024

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1September 27, 2024 12:15October 4, 2024 18:007d 5h8,984206K
2September 6, 2024 22:15September 7, 2024 19:4521h 30m2,26019K
3December 28, 2024 16:00December 28, 2024 20:004h2,0663,808
4March 26, 2024 12:45March 27, 2024 00:4512h2,0419,031
5February 29, 2024 14:15February 29, 2024 20:456h 30m1,7121,620
6February 18, 2024 11:45February 18, 2024 17:155h 30m1,551781
7March 27, 2024 17:00March 27, 2024 20:453h 45m1,416714
8June 6, 2024 04:00June 6, 2024 10:006h1,3102,624
9May 26, 2024 18:15May 28, 2024 10:001d 15h1,1546,492
10April 2, 2024 22:15April 3, 2024 01:153h1,140578

Outage episodes by size in 2024: 55 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 Brown 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
Ohio Power Co20244.5 hrs1.132.6 hrs0.99
Dayton Power & Light Co20248.4 hrs1.261.8 hrs0.87
South Central Power Company20245.3 hrs2.523.4 hrs1.69
Duke Energy Ohio Inc20245.4 hrs1.041.7 hrs0.80
Adams Rural Electric Coop, Inc-----
Village of Georgetown - (OH)-----
Village of Hamersville - (OH)-----
Village of Ripley - (OH)-----

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 Ohio's customers in 2024; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 20,209 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. Brown County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Brown County, OH 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/ohio/brown-county

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