massoutage

2025 Ohio Power Outage Report

In 2025, the average Ohio customer went without power for about 4.0 hours, the 30th worst of 51 states (US average 5.3 hours). Figures from DOE/ORNL EAGLE-I, including major storm days.

Avg hrs / customer
4.0
vs prior year
▼ 56%
vs 2024
Customer-hours out
22.5M
Peak customers out
210,310
across the state at once
EAGLE-I coverage
n/a
of OH customers
Counties reporting
88

Ohio year over year

Ohio: average hours without power per customer by year2015: 2.5h; 2016: 2.9h; 2017: 4.1h; 2018: 4.1h, coverage 93%; 2019: 5.2h, coverage 93%; 2020: 5.2h, coverage 93%; 2021: 4.2h, coverage 93%; 2022: 7.2h, coverage 93%; 2023: 6.8h; 2024: 9.0h; 2025: 4.0h02.557.5100%50%100%2.5h20152.9h20164.1h20174.1h20185.2h20195.2h20204.2h20217.2h20226.8h20239.0h20244.0h2025
Use the arrow keys to read values.
Average hours without power per customer. Line: EAGLE-I coverage, share of customers tracked (right axis).

Month by month, 2025

Customer-hours without power across Ohio; June was the worst.

CSVJSON
Ohio customer-hours without power by month, 2025Jan 734K, Feb 866K, Mar 1.5M, Apr 3.5M, May 2.8M, Jun 4.6M, Jul 3.2M, Aug 1.0M, Sep 820K, Oct 1.1M, Nov 851K, Dec 1.4M02M4M6M734KJan866KFeb1.5MMar3.5MApr2.8MMay4.6MJun3.2MJul1.0MAug820KSep1.1MOct851KNov1.4MDec
Use the arrow keys to read values.

All 88 Ohio counties, 2025

Ranked by average hours without power per customer. Each county links to its annual report.

CSVJSON
#CountyHrs / customerCustomer-hoursCustomersPeak outEvents
1Harrison County28.5262K9,1907,128553
2Allen County19.5625K32,1244,829888
3Columbiana County18.41.2M63,1814,749733
4Vinton County15.8122K7,7211,555562
5Jefferson County14.9668K44,91919,227736
6Meigs County14.0189K13,4854,459507
7Hocking County13.2237K17,9052,140688
8Summit County13.01.6M127,12346,278553
9Carroll County12.2233K19,1826,805668
10Pike County11.5116K10,1002,667647
11Morgan County11.395K8,3833,614544
12Monroe County9.888K8,9741,038523
13Van Wert County9.478K8,3284,295521
14Adams County8.7147K16,8804,610681
15Coshocton County8.4170K20,3615,326673
16Tuscarawas County8.1439K54,07416,375768
17Clinton County7.7175K22,6498,848425
18Perry County7.7169K22,0234,507730
19Fayette County7.7115K14,9646,349395
20Guernsey County6.4174K27,1105,240792
21Shelby County5.872K12,4314,093510
22Gallia County5.6104K18,4571,722545
23Clermont County5.5504K91,80213,669841
24Brown County5.1103K20,2092,144641
25Lake County5.1407K80,57718,994625
26Franklin County5.01.8M362,08124,330358
27Fulton County5.051K10,2393,550433
28Athens County4.9222K44,8292,989708
29Ottawa County4.9104K21,1106,499522
30Paulding County4.834K7,0792,584456
31Darke County4.775K16,1245,161474
32Lawrence County4.6172K37,1762,112791
33Jackson County4.699K21,5011,504606
34Hardin County4.582K18,2544,255578
35Putnam County4.439K8,9122,676548
36Lorain County4.3456K106,17917,246841
37Washington County4.3184K42,8252,837707
38Delaware County4.2273K64,4885,614722
39Preble County4.285K20,0045,379573
40Clark County4.2350K83,87117,465936
41Noble County3.940K10,2041,573389
42Portage County3.8352K92,4688,091758
43Mercer County3.771K18,8786,108438
44Ross County3.7197K52,7383,206896
45Ashland County3.5119K33,6644,211604
46Scioto County3.5178K50,4763,370752
47Medina County3.5177K50,1506,883622
48Muskingum County3.4212K62,3296,544780
49Logan County3.365K19,5323,526525
50Trumbull County3.3252K76,0668,638797
51Cuyahoga County3.32.0M602,24825,369133
52Hancock County3.2124K38,4643,849764
53Belmont County3.1140K44,5905,334762
54Fairfield County3.1268K86,7339,8641,009
55Warren County3.0351K115,42111,596744
56Greene County2.9272K92,64518,051710
57Marion County2.9119K40,6435,272551
58Highland County2.981K27,8223,244762
59Champaign County2.944K14,9892,684505
60Miami County2.9125K43,3625,726627
61Knox County2.9119K41,3712,454811
62Holmes County2.885K30,2911,922571
63Butler County2.8353K127,5997,908878
64Ashtabula County2.7199K72,3184,504802
65Madison County2.771K26,8805,191561
66Defiance County2.634K13,2281,452437
67Licking County2.5290K117,1876,578874
68Pickaway County2.589K35,9056,675850
69Hamilton County2.41.1M437,53019,277611
70Wayne County2.4195K81,0744,627772
71Geauga County2.4153K65,2213,141604
72Richland County2.3198K84,8017,376811
73Montgomery County2.2656K295,83419,553888
74Henry County2.127K12,4221,516228
75Morrow County2.151K24,2214,621671
76Stark County2.1523K251,26315,624755
77Huron County1.869K37,0912,107558
78Erie County1.892K50,7805,350654
79Auglaize County1.835K19,9051,876427
80Union County1.753K30,3591,945646
81Seneca County1.762K35,7542,851581
82Lucas County1.6353K215,01816,375964
83Sandusky County1.656K35,7682,387548
84Mahoning County1.5231K150,7839,677825
85Wyandot County1.116K14,2151,776266
86Wood County0.967K71,0693,660745
87Crawford County0.926K28,8751,131513
88Williams County0.69,42016,123456192

Biggest Ohio outages of 2025

Up to 25 county outage episodes with the most customers out at once.

CSVJSON
#CountyStarted (UTC)Ended (UTC)DurationPeak outCustomer-hours
1Summit County, OHMay 16, 2025 11:15May 20, 2025 10:153d 23h46,278777K
2Cuyahoga County, OHJune 2, 2025 02:45August 9, 2025 08:0068d 5h25,3691.1M
3Franklin County, OHJune 25, 2025 09:00July 18, 2025 05:1522d 20h24,330269K
4Summit County, OHJune 18, 2025 09:15June 26, 2025 10:308d 1h21,917284K
5Montgomery County, OHJune 18, 2025 11:30June 25, 2025 11:006d 23h19,553233K
6Hamilton County, OHJune 18, 2025 00:00June 24, 2025 09:456d 9h19,277152K
7Jefferson County, OHApril 29, 2025 12:00May 2, 2025 23:303d 11h19,227555K
8Lake County, OHJune 29, 2025 04:45July 2, 2025 22:153d 17h18,99441K
9Greene County, OHJune 18, 2025 12:00June 22, 2025 05:153d 17h18,051139K
10Clark County, OHJune 18, 2025 20:30June 23, 2025 06:004d 9h17,465194K
11Franklin County, OHJanuary 21, 2025 11:30January 23, 2025 06:451d 19h17,28160K
12Lorain County, OHDecember 18, 2025 22:00December 19, 2025 18:4520h 45m17,24619K
13Tuscarawas County, OHApril 29, 2025 20:00May 3, 2025 01:453d 5h16,375233K
14Lucas County, OHOctober 7, 2025 13:15October 8, 2025 03:0013h 45m16,37517K
15Lorain County, OHJune 4, 2025 21:30June 5, 2025 08:3011h15,83759K
16Lorain County, OHJuly 9, 2025 19:00July 10, 2025 09:0014h15,8169,722
17Franklin County, OHMarch 29, 2025 01:30April 2, 2025 05:304d 4h15,797114K
18Stark County, OHMay 16, 2025 11:00May 20, 2025 01:453d 14h15,624201K
19Summit County, OHDecember 13, 2025 03:30December 13, 2025 23:1519h 45m15,11736K
20Franklin County, OHAugust 12, 2025 10:30August 18, 2025 08:155d 21h13,94845K
21Clermont County, OHApril 2, 2025 20:15April 6, 2025 14:453d 18h13,669228K
22Lake County, OHDecember 29, 2025 07:15January 1, 2026 00:002d 16h13,60587K
23Franklin County, OHJune 16, 2025 08:15June 25, 2025 06:308d 22h13,378176K
24Hamilton County, OHApril 2, 2025 11:15April 8, 2025 10:155d 23h12,974131K
25Summit County, OHNovember 29, 2025 06:45November 29, 2025 23:4517h12,26014K
EAGLE-I tracked about n/a of Ohio's electricity customers in 2025; outages at utilities it does not see are not counted. Hours per customer divide outage customer-minutes by modeled county customers.
Ohio by year:2024202320222021202020192018201720162015
Other states in 2025:WVMIAKPAMOVANCAR

Part of the 2025 US Power Outage Report.

Data from DOE EAGLE-I, every source we read.