massoutage

County annual report · FIPS 39025

2024 Clermont County, OH Power Outage Report

In 2024, customers in Clermont County, OH went without power for an average of 9.1 hours, a total of 832K customer-hours (Ohio average 9.0 hours). That ranks 21st worst of 88 Ohio counties and 1007th of 2,990 nationally.

Summary data CSVJSON
Avg hrs / customer
9.1
91,802 customers
Customer-hours out
832K
Peak customers out
19,484
Outages ≥1,000 out
35
2 of 10,000+ · 857 total
Longest outage
5d 1h
began September 27, 2024
Rank in state
21st/88
1007th of 2,990 US

Compared with OH, the US and 2023

Clermont County, OH average hours without power per customer compared with state and national averages, 2024Clermont County 9.1 hours, Ohio average 9.0 hours, US average 12.6 hours, Clermont County, 2023 5.7 hoursClermont CountyClermont County9.1hOhio averageOhio average9.0hUS averageUS average12.6hClermont County, 2023Clermont County, 20235.7h
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Average hours without power per customer in 2024; last bar is this county in 2023.

Month by month

CSVJSON
Clermont County, OH customer-hours without power by month, 2024Jan 18K, Feb 4,488, Mar 8,899, Apr 24K, May 22K, Jun 50K, Jul 41K, Aug 17K, Sep 555K, Oct 4,968, Nov 11K, Dec 74K0200k400k600k18KJan4,488Feb8,899Mar24KApr22KMay50KJun41KJul17KAug555KSep4,968Oct11KNov74KDec
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Customer-hours; September was the worst month.

Clermont County year over year

CSVJSON
Clermont County, OH: average hours without power per customer by year2015: 4.6h; 2016: 5.4h; 2017: 6.4h; 2018: 7.0h, coverage 93%; 2019: 3.3h, coverage 93%; 2020: 5.6h, coverage 93%; 2021: 4.6h, coverage 93%; 2022: 14.6h, coverage 93%; 2023: 5.7h; 2024: 9.1h; 2025: 5.5h0510150%50%100%4.6h20155.4h20166.4h20177.0h20183.3h20195.6h20204.6h202114.6h20225.7h20239.1h20245.5h2025
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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 Clermont 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 09:15October 2, 2024 10:155d 1h19,484545K
2December 9, 2024 04:45December 9, 2024 20:3015h 45m11,20933K
3June 29, 2024 21:45July 1, 2024 09:151d 11h6,49645K
4November 21, 2024 14:15November 21, 2024 21:006h 45m5,8742,677
5December 27, 2024 18:30December 27, 2024 19:451h 15m5,4004,051
6April 28, 2024 13:15April 28, 2024 15:001h 45m5,1657,944
7December 2, 2024 05:15December 2, 2024 08:453h 30m4,76113K
8April 30, 2024 07:45April 30, 2024 09:301h 45m4,4024,232
9July 14, 2024 20:15July 16, 2024 00:151d 4h3,94922K
10January 13, 2024 07:45January 13, 2024 21:4514h2,9514,768

Outage episodes by size in 2024: 121 reached 100+ customers, 35 reached 1,000+ customers, 2 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 Clermont 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
South Central Power Company20245.3 hrs2.523.4 hrs1.69
Duke Energy Ohio Inc20245.4 hrs1.041.7 hrs0.80
Duke Energy-----
Village of Bethel - (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 ÷ 91,802 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. Clermont County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Clermont 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/clermont-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON