U.S. RANK #7 · OH 0.46% OF U.S. GENERATION

Ohio Electricity Generation & Grid Mix

In 2025, Ohio (OH) generated 146.91 TWh of electricity (0.46% of U.S. generation, ranked #7 among U.S. states). Its #1 electricity source was Natural Gas at 80.65 TWh (54.9% of state output), while low-carbon sources supplied 20.0%.

2025 Generation 146.91 TWh U.S. Rank #7

#1 Power Source Natural Gas 54.9% (80.7 TWh)

Low-Carbon Share 20.0% Wind + Solar: 7.8%

Fossil Share 80.0% 5Y Gen Change: +22.2%

CO2 Intensity 479 gCO2/kWh 70.4 Mt CO2 total

2025 Ohio Grid Fuel Mix Breakdown (100% = 146.91 TWh)

Natural Gas: 54.9% (80.65 TWh) Coal: 24.4% (35.86 TWh) Nuclear: 11.7% (17.14 TWh) Solar: 5.8% (8.52 TWh) Wind: 2.0% (2.97 TWh) Oil & Other Fossil: 0.7% (1.05 TWh)

GRID TELEMETRY · 2025 GENERATION MIX & 2000-2025 SERIES

Ohio (OH) Electricity Generation by Source (2025)

20.0% Low-Carbon

2025 Total Output: 146.91 TWh · Carbon Intensity: 479 gCO2/kWh

Natural Gas

80.65 TWh 54.9% +54%

Coal

35.86 TWh 24.4% -20%

Nuclear

17.14 TWh 11.7% -6%

Solar

8.52 TWh 5.8% +2027%

Wind

2.97 TWh 2.0% +30%

Oil & Other Fossil

1.05 TWh 0.7% +27%

Hydroelectric

0.43 TWh 0.3% +16%

Bioenergy

0.28 TWh 0.2% -58%

Geothermal & Other

0.01 TWh 0.0% -19%

Source: Ember Yearly Electricity Data & U.S. EIA · Unit: Terawatt-hours (TWh) #1 Power Source: Natural Gas (54.9% of grid)

Ohio Historical Electricity Generation by Fuel (2001-2025)

Year	Total (TWh)	Coal	Gas	Nuclear	Hydro	Wind	Solar	Clean %	gCO2/kWh
2025	146.91	35.86	80.65	17.14	0.43	2.97	8.52	20.0%	479
2024	142.26	30.08	85.14	17.95	0.47	2.82	4.51	18.3%	475
2023	132.72	31.44	78.70	16.21	0.51	2.82	1.80	16.3%	493
2022	135.25	42.99	68.86	16.83	0.51	3.15	1.25	16.5%	519
2021	125.26	45.66	56.38	17.48	0.58	2.59	0.95	17.8%	528
2020	120.18	45.01	52.38	18.22	0.37	2.29	0.40	18.3%	529
2019	119.53	46.76	51.33	17.01	0.40	2.04	0.34	17.1%	540
2018	125.26	58.73	44.21	18.32	0.24	1.75	0.27	17.0%	566
2017	118.67	68.34	28.80	17.69	0.28	1.59	0.23	17.3%	601
2016	118.09	68.78	28.94	16.82	0.50	1.25	0.17	16.5%	606
2015	120.92	71.71	28.03	17.38	0.46	1.20	0.15	16.5%	610
2014	133.65	89.88	23.64	16.28	0.48	1.15	0.14	14.1%	648
2013	136.14	94.56	21.69	16.12	0.55	1.15	0.05	13.7%	657
2012	128.74	85.59	22.67	17.09	0.41	0.99	0.04	15.0%	641
2011	134.53	105.34	12.34	14.89	0.38	0.20	0.02	12.1%	693
2010	142.47	117.83	7.13	15.80	0.43	0.01	0.01	11.9%	708
2009	135.05	113.71	4.65	15.21	0.53	0.01	0.00	12.1%	711
2008	152.27	130.69	2.48	17.51	0.39	0.02	0.00	12.2%	717
2007	154.33	133.13	3.97	15.76	0.41	0.01	0.00	10.8%	725
2006	154.4	133.4	2.38	16.85	0.63	0.01	0.00	11.6%	721
2005	155.95	136.83	2.70	14.80	0.52	0.01	0.00	10.1%	733
2004	147.31	128.16	1.39	15.95	0.73	0.00	0.00	11.6%	723
2003	146.64	134.77	1.79	8.48	0.51	0.00	0.00	6.4%	764
2002	147.07	132.95	1.77	10.86	0.49	0.00	0.00	7.8%	752
2001	142.26	124.21	0.92	15.46	0.51	0.00	0.00	11.5%	725