Electricity Generation Aggregated by U.S. County

National Rank	County	Net Generation (Past Year)	Power Plants
#62	Northampton County, PA	13.2 TWh	11
#1,680	Northampton County, VA	32.2 GWh	2
#224	Northeastern Connecticut Planning Region, CT	6.2 TWh	17
#1,424	Northumberland County, PA	103.7 GWh	4
#1,653	Northwest Arctic Borough, AK	37.6 GWh	8
#1,447	Northwest Hills Planning Region, CT	92.9 GWh	15
#161	Nueces County, TX	8.0 TWh	21
#1,001	Nye County, NV	440.8 GWh	7
#443	O'Brien County, IA	2.5 TWh	3
#1,751	Oakland County, MI	21.2 GWh	7
#1,289	Obion County, TN	173.9 GWh	1
#848	Ocean County, NJ	641.1 GWh	21
#750	Ochiltree County, TX	837.9 GWh	1
#20	Oconee County, SC	21.1 TWh	4
#1,817	Oconto County, WI	13.0 GWh	3
#26	Ogle County, IL	19.8 TWh	11
#1,732	Oglethorpe County, GA	23.6 GWh	2
#436	Ohio County, KY	2.6 TWh	1
#1,186	Okaloosa County, FL	257.3 GWh	3
#72	Okeechobee County, FL	11.7 TWh	8
#1,897	Okfuskee County, OK	7.1 GWh	1
#208	Oklahoma County, OK	6.6 TWh	5
#446	Oldham County, TX	2.5 TWh	5
#1,657	Oldham County, KY	36.5 GWh	1
#279	Oliver County, ND	4.8 TWh	4
#1,155	Olmsted County, MN	289.9 GWh	19
#1,108	Oneida County, NY	338.5 GWh	35
#1,727	Oneida County, WI	24.4 GWh	3
#1,006	Onondaga County, NY	433.4 GWh	29
#1,549	Onslow County, NC	60.0 GWh	12
#1,397	Ontario County, NY	113.7 GWh	19
#1,582	Ontonagon County, MI	52.7 GWh	2
#1,482	Orange County, NC	82.5 GWh	7
#1,738	Orange County, VT	23.3 GWh	5
#1,613	Orange County, VA	44.5 GWh	1
#385	Orange County, CA	3.2 TWh	58
#249	Orange County, NY	5.4 TWh	53
#127	Orange County, FL	9.2 TWh	13
#179	Orange County, TX	7.3 TWh	7
#485	Orangeburg County, SC	2.2 TWh	15
#1,174	Orleans County, VT	264.1 GWh	7
#1,651	Orleans County, NY	37.8 GWh	9
#1,246	Orleans Parish, LA	201.6 GWh	8
#927	Osage County, OK	529.0 GWh	4
#2,106	Osborne County, KS	7.8 MWh	1
#1,769	Osceola County, MI	19.4 GWh	2
#292	Osceola County, FL	4.6 TWh	10
#829	Osceola County, IA	668.5 GWh	8
#1,850	Oscoda County, MI	10.5 GWh	2
#7	Oswego County, NY	29.2 TWh	30
#1,015	Otero County, NM	423.0 GWh	4
#221	Otoe County, NE	6.3 TWh	4
#751	Otsego County, MI	836.6 GWh	4
#1,981	Otsego County, NY	3.0 GWh	3
#2,073	Ottawa County, KS	84.0 MWh	1
#162	Ottawa County, OH	7.9 TWh	3
#45	Ottawa County, MI	15.2 TWh	14
#1,485	Otter Tail County, MN	81.7 GWh	5
#1,614	Ouachita County, AR	44.5 GWh	2
#128	Ouachita Parish, LA	9.1 TWh	7
#1,789	Ouray County, CO	16.1 GWh	1
#280	Outagamie County, WI	4.8 TWh	15
#1,024	Owyhee County, ID	416.5 GWh	3
#598	Oxford County, ME	1.4 TWh	18
#199	Ozaukee County, WI	6.8 TWh	1
#2,075	Page County, IA	78.0 MWh	1
#1,904	Page County, VA	6.6 GWh	2
#12	Palm Beach County, FL	27.7 TWh	11
#566	Palo Alto County, IA	1.6 TWh	4
#915	Palo Pinto County, TX	550.3 GWh	3
#1,756	Pamlico County, NC	20.7 GWh	2
#277	Panola County, MS	4.9 TWh	6
#1,402	Park County, WY	110.6 GWh	6
#1,821	Park County, CO	12.7 GWh	1
#1,746	Parker County, TX	22.0 GWh	3
#742	Parmer County, TX	867.8 GWh	3
#449	Pasco County, FL	2.5 TWh	7
#1,525	Pasquotank County, NC	67.6 GWh	3
#1,588	Passaic County, NJ	51.1 GWh	6
#1,688	Patrick County, VA	31.1 GWh	1
#588	Paulding County, OH	1.4 TWh	10
#551	Payette County, ID	1.7 TWh	1
#1,465	Payne County, OK	89.0 GWh	6
#1,757	Peach County, GA	20.6 GWh	2
#244	Pecos County, TX	5.6 TWh	30
#1,624	Pembina County, ND	42.8 GWh	3
#382	Pend Oreille County, WA	3.2 TWh	3
#1,191	Pender County, NC	253.4 GWh	9
#1,739	Pendleton County, KY	23.1 GWh	1
#1,977	Pennington County, MN	3.2 GWh	1
#1,177	Pennington County, SD	262.0 GWh	3
#467	Penobscot County, ME	2.3 TWh	43
#1,664	Peoria County, IL	35.3 GWh	7
#875	Perquimans County, NC	608.4 GWh	10
#1,135	Perry County, IL	311.8 GWh	3
#1,027	Perry County, MS	413.9 GWh	1
#1,692	Perry County, OH	30.5 GWh	1
#1,903	Perry County, IN	6.7 GWh	2
#1,392	Pershing County, NV	118.5 GWh	2
#153	Person County, NC	8.2 TWh	11

Net Generation data is based on the last 12 months since Mar 2025

Top 20 U.S. Counties by Net Generation

Totals are based on the most recent 12 months net generation

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