How reliable is the power in Ohio?
Ohio ranks 28th of 45 states without major events and 30th with them (1st = fewest minutes), 4 above the U.S. 129 and 149 below the U.S. 662. Major events added 380 minutes, 74% of the with-events total. The figure covers 5,556,401 customers, 100% of the 5,583,306 EIA lists for Ohio.
Ohio with and without major events
minutes without power per customer, 2024, Ohio and U.S.
- 133Ohio, no major events
- 129U.S., no major events
- 513Ohio, with major events
- 662U.S., with major events
| Measure | Ohio without | Ohio with | U.S. without | U.S. with |
|---|---|---|---|---|
| SAIDI, minutes per customer | 133 | 513 | 129 | 662 |
| SAIFI, interruptions per customer | 1.00 | 1.30 | 1.06 | 1.53 |
| CAIDI, minutes per interruption | 134 | 395 | 122 | 433 |
| Median utility, SAIDI minutes | 95 | 238 | — | — |
Which Ohio utilities move the number
Cleveland Electric Illum Co serves 13% of the customers in the Ohio figure: 50% of lost customer-minutes with major events, 15% without. Without Cleveland Electric Illum Co, the weighted figure would be 295 minutes with major events and 131 without, against 513 and 133.
- Cleveland Electric Illum Co: 744,898 customers (13%), 150 min without and 1,918 with; 50% of lost minutes with major events, 15% without.
- Ohio Power Co: 1,535,393 customers (28%), 158 min without and 272 with; 15% of lost minutes with major events, 33% without.
- Dayton Power & Light Co: 613,948 customers (11%), 106 min without and 503 with; 11% of lost minutes with major events, 9% without.
All Ohio utilities in the 2024 file
90 utilities in the 2024 EIA-861 files for Ohio: 30 follow IEEE 1366, 1 uses another method, 59 filed no reliability figures. 31 are listed.
| City of Bowling Green - (OH) | Municipal | IEEE 1366 | 14,952 | 8 | 21 | 0.08 | 0.15 | 63 | 1 of 26 | — |
|---|---|---|---|---|---|---|---|---|---|---|
| City of Westerville - (OH) | Municipal | IEEE 1366 | 18,012 | 21 | 57 | 0.35 | 0.85 | 63 | 2 of 26 | — |
| City of Piqua - (OH) | Municipal | IEEE 1366 | 10,833 | 26 | 26 | 0.93 | 0.93 | 0 | 3 of 26 | — |
| Hancock-Wood Electric Coop Inc | Cooperative | IEEE 1366 | 13,523 | 35 | 80 | 0.63 | 0.93 | 56 | 4 of 26 | — |
| City of Cuyahoga Falls - (OH) | Municipal | IEEE 1366 | 26,783 | 44 | 76 | 0.50 | 0.76 | 42 | 5 of 26 | — |
| City of Painesville | Municipal | IEEE 1366 | 12,614 | 52 | 348 | 0.51 | 1.51 | 85 | 6 of 26 | — |
| City of Wadsworth - (OH) | Municipal | IEEE 1366 | 13,813 | 54 | 54 | 0.39 | 0.39 | 0 | 7 of 26 | — |
| Union Rural Electric Coop, Inc | Cooperative | IEEE 1366 | 12,320 | 59 | 260 | 0.48 | 2.11 | 77 | 8 of 26 | — |
| Butler Rural Electric Coop Inc - (OH) | Cooperative | IEEE 1366 | 11,780 | 61 | 227 | 1.70 | 2.06 | 73 | 9 of 26 | — |
| Consolidated Cooperative | Cooperative | IEEE 1366 | 19,176 | 87 | 354 | 0.93 | 1.23 | 75 | 10 of 26 | — |
| Midwest Electric, Inc - (OH) | Cooperative | IEEE 1366 | 11,221 | 88 | 293 | 1.01 | 1.77 | 70 | 11 of 26 | — |
| City of Hamilton - (OH) | Municipal | IEEE 1366 | 29,891 | 90 | 90 | 1.71 | 1.71 | 0 | 12 of 26 | — |
| Pioneer Rural Elec Coop, Inc - (OH) | Cooperative | IEEE 1366 | 17,751 | 94 | 127 | 1.05 | 1.25 | 26 | 13 of 26 | — |
| The Toledo Edison Co | Investor Owned | IEEE 1366 | 312,806 | 95 | 121 | 0.94 | 1.03 | 21 | 14 of 26 | — |
| Duke Energy Ohio Inc | Investor Owned | IEEE 1366 | 760,441 | 103 | 321 | 0.80 | 1.04 | 68 | 15 of 26 | — |
| Dayton Power & Light Co | Investor Owned | IEEE 1366 | 613,948 | 106 | 503 | 0.87 | 1.26 | 79 | 16 of 26 | — |
| Licking Rural Electric Inc | Cooperative | IEEE 1366 | 27,729 | 113 | 242 | 1.04 | 1.64 | 53 | 17 of 26 | — |
| Ohio Edison Co | Investor Owned | IEEE 1366 | 1,067,091 | 114 | 234 | 1.03 | 1.28 | 51 | 18 of 26 | — |
| Cleveland Electric Illum Co | Investor Owned | IEEE 1366 | 744,898 | 150 | 1,918 | 1.11 | 1.78 | 92 | 19 of 26 | — |
| Ohio Power Co | Investor Owned | IEEE 1366 | 1,535,393 | 158 | 272 | 0.99 | 1.13 | 42 | 20 of 26 | — |
| City of Cleveland - (OH) | Municipal | IEEE 1366 | 73,666 | 170 | 170 | 1.08 | 1.08 | 0 | 21 of 26 | — |
| Holmes-Wayne Electric Coop Inc | Cooperative | IEEE 1366 | 18,045 | 178 | 178 | 1.50 | 1.51 | 0 | 22 of 26 | — |
| South Central Power Company | Cooperative | IEEE 1366 | 126,148 | 201 | 320 | 1.69 | 2.52 | 37 | 23 of 26 | — |
| City of Columbus - (OH) | Municipal | IEEE 1366 | 19,111 | 245 | 245 | 2.17 | 2.17 | 0 | 24 of 26 | — |
| Guernsey-Muskingum El Coop Inc | Cooperative | IEEE 1366 | 17,356 | 485 | 494 | 2.64 | 2.68 | 2 | 25 of 26 | — |
| Buckeye Rural Elec Coop, Inc | Cooperative | IEEE 1366 | 18,863 | 1,159 | 2,913 | 3.04 | 4.17 | 60 | 26 of 26 | — |
| Lorain-Medina R E C, Inc | Cooperative | IEEE 1366 | 16,831 | 158 | 159 | — | — | — | Not ranked | — |
| North Central Elec Coop, Inc - (OH) | Cooperative | IEEE 1366 | 9,745 | 62 | 65 | — | — | — | Not ranked | under 10,000 customers |
| City of Dover - (OH) | Municipal | IEEE 1366 | 7,156 | 8 | 109 | 0.09 | 0.83 | 93 | Not ranked | under 10,000 customers |
| City of Orrville - (OH) | Municipal | Other method | 7,114 | 52 | 96 | 0.59 | 1.05 | — | Not ranked | other method, not comparable; under 10,000 customers |
| Midwest Energy Cooperative - (MI) | Cooperative | IEEE 1366 | 1,081 | 279 | 279 | 1.10 | 1.10 | 0 | Not ranked | under 10,000 customers |
Ohio utilities with no reliability figures
59 in the sales file, no SAIDI or SAIFI row; the 25 largest are listed.
| Utility | Type | Customers |
|---|---|---|
| City of Niles - (OH) | Municipal | 12,815 |
| City of Lebanon - (OH) | Municipal | 9,824 |
| Paulding-Putman Elec Coop, Inc | Cooperative | 9,678 |
| City of Celina - (OH) | Municipal | 8,468 |
| Clyde Light & Power | Municipal | 3,132 |
| Tesla Inc. | Behind the Meter | 18 |
| Ohio Valley Electric Corp | Investor Owned | 1 |
| Adams Rural Electric Coop, Inc | Cooperative | — |
| Village of Arcadia - (OH) | Municipal | — |
| Darke Rural Electric Coop, Inc | Cooperative | — |
| City of Woodsfield - (OH) | Municipal | — |
| City of Oberlin - (OH) | Municipal | — |
| City of St Clairsville - (OH) | Municipal | — |
| Village of Glouster - (OH) | Municipal | — |
| City of Tipp City - (OH) | Municipal | — |
| MidAmerican Energy Services, LLC | Not stated | — |
| Village of Tontogany - (OH) | Municipal | — |
| BP Energy Retail LLC | Not stated | — |
| NextEra Energy Services, LLC | Not stated | — |
| Village of Republic - (OH) | Municipal | — |
| Seville Board of Public Affairs | Municipal | — |
| Washington Electric Coop - (OH) | Cooperative | — |
| City of Wapakoneta - (OH) | Municipal | — |
| Constellation NewEnergy, Inc | Not stated | — |
| City of Mendon - (OH) | Municipal | — |
The biggest Ohio utilities against the U.S.
- Ohio Power Co (investor owned, 27% of Ohio customers in the file): SAIDI without major events 158 min, 29 above the U.S. 129; with major events 272 min against 662.
- Ohio Edison Co (investor owned, 19% of Ohio customers in the file): SAIDI without major events 114 min, 15 below the U.S. 129; with major events 234 min against 662.
- Duke Energy Ohio Inc (investor owned, 14% of Ohio customers in the file): SAIDI without major events 103 min, 27 below the U.S. 129; with major events 321 min against 662.
- Cleveland Electric Illum Co (investor owned, 14% of Ohio customers in the file): SAIDI without major events 150 min, 21 above the U.S. 129; with major events 1918 min against 662.
- Dayton Power & Light Co (investor owned, 10% of Ohio customers in the file): SAIDI without major events 106 min, 23 below the U.S. 129; with major events 503 min against 662.
Ohio by type of utility
Among Ohio utilities that report under IEEE 1366, municipal utilities average 103 minutes without major events and cooperative utilities 232.
| Type | Utilities | Customers | SAIDI without | Median utility | SAIDI with |
|---|---|---|---|---|---|
| Investor Owned | 6 | 5,034,577 | 129 | 110 | 534 |
| Cooperative | 12 | 294,993 | 232 | 104 | 452 |
| Municipal | 10 | 226,831 | 103 | 48 | 130 |
Next to Ohio in the ranking
Ohio report card
Smart meters: 64% of residential meters, 24 utilities (U.S. 92%). Ohio time-based rates: 9 of 27 utilities, 0.6% of residential customers enrolled (U.S. 10.6%). Ohio efficiency spend: $3.3 per customer (U.S. $124.2). Demand response: 120 W per customer (U.S. 77). Ohio net-metered systems: 5.3 per 1,000 customers. Rankings.
Is your Ohio utility better or worse than the Ohio median?
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More
- Ohio against all states
- Ohio utilities among the best and worst
- Ohio utility reliability and price by company
- Ohio major outage reports from the Department of Energy
- Ohio electricity prices
- Ohio help with your bill
31 Ohio filings in EIA-861 2024 (retrieved 2026-10-01), 26 ranked utilities. Method and sources.
Questions
How many minutes without power did the average Ohio customer have in 2024?
133 minutes without major events and 513 with them (30 IEEE 1366 utilities, customer-weighted).
Why do the two Ohio numbers differ so much?
Major events add 380 of the 513 minutes (74%); Cleveland Electric Illum Co supplies 50% of the with-events total.
Which Ohio utility reported the fewest and the most minutes?
Among 26 utilities with 10,000+ customers: City of Bowling Green - (OH) 8 minutes without major events, and Buckeye Rural Elec Coop, Inc 1159.
Which Ohio utilities use which method?
30 follow IEEE 1366, 1 uses another method, 59 filed no reliability figures.