Largest U.S. Electric Utilities by Electricity Sales

The 100 largest electric utilities by electricity sold (GWh), 2025.

#	Utility	State	Sales (GWh)	Customers
1	Adjustment 2025	OH	162,276	4,559,641
2	Constellation NewEnergy, Inc	MA	140,745	1,541,139
3	Florida Power & Light Co	FL	129,984	6,013,740
4	Virginia Electric & Power Co	VA	98,687	2,809,577
5	Georgia Power Co	GA	89,299	2,833,530
6	Duke Energy Carolinas, LLC	NC	81,398	2,962,438
7	BP Energy Retail LLC	TX	68,956	2,309
8	TXU Energy Retail Co, LLC	TX	68,815	1,867,539
9	Entergy Louisiana LLC	LA	62,178	1,113,665
10	Direct Energy Business	TX	62,085	90,248
11	PacifiCorp	UT	59,212	2,136,854
12	Alabama Power Co	AL	52,177	1,557,733
13	Southern California Edison Co	CA	50,353	3,735,576
14	Calpine Energy Solutions, LLC	CA	48,718	962
15	Duke Energy Progress - (NC)	NC	44,407	1,782,155
16	Reliant Energy Retail Services	TX	43,855	1,646,366
17	Duke Energy Florida, LLC	FL	41,140	2,037,985
18	ENGIE Resources LLC	TX	40,419	33,556
19	DTE Electric Company	MI	40,079	2,290,492
20	Salt River Project	AZ	34,398	1,188,189
21	Arizona Public Service Co	AZ	34,198	1,433,294
22	Consumers Energy Co - (MI)	MI	33,808	1,900,985
23	Oklahoma Gas & Electric Co	OK	33,545	909,620
24	MidAmerican Energy Co	IA	32,913	838,069
25	Northern States Power Co - Minnesota	MN	32,716	1,594,256
26	Commonwealth Edison Co	IL	32,164	3,261,563
27	Union Electric Co - (MO)	MO	31,739	1,271,896
28	MP2 Energy LLC	TX	30,517	16,148
29	Public Service Co of Colorado	CO	28,263	1,605,246
30	Duke Energy Indiana, LLC	IN	27,498	921,804
31	Southwestern Public Service Co	TX	26,326	411,159
32	Appalachian Power Co	VA	25,932	968,592
33	City of San Antonio - (TX)	TX	25,925	986,641
34	Entergy Arkansas LLC	AR	25,863	737,063
35	Public Service Elec & Gas Co	NJ	24,724	2,256,376
36	AEP Energy	OH	24,526	618,459
37	Pacific Gas & Electric Co.	CA	24,189	2,008,682
38	Wisconsin Electric Power Co	WI	23,579	1,179,163
39	Consolidated Edison Co-NY Inc	NY	23,457	3,249,017
40	Tennessee Valley Authority	TN	22,483	65
41	Entergy Texas Inc.	TX	22,023	531,824
42	Dominion Energy South Carolina, Inc	SC	21,771	824,270
43	Nevada Power Co	NV	21,292	1,052,455
44	Puget Sound Energy Inc	WA	21,195	1,251,330
45	Tampa Electric Co	FL	20,943	861,413
46	Los Angeles Department of Water & Power	CA	20,723	1,516,453
47	Portland General Electric Co	OR	19,968	954,954
48	FirstEnergy Pennsylvania Electric Co	PA	19,364	1,646,917
49	Public Service Co of Oklahoma	OK	19,257	588,941
50	Indiana Michigan Power Co	IN	19,023	618,131
51	Kentucky Utilities Co	KY	18,780	578,198
52	Long Island Power Authority	NY	17,828	1,165,257
53	Dynegy Energy Services, LLC	OH	17,484	793,547
54	New York Power Authority	NY	17,440	927
55	Southwestern Electric Power Co	LA	17,160	556,313
56	Niagara Mohawk Power Corp.	NY	16,474	1,582,394
57	Puerto Rico Electric Pwr Authority	PR	16,337	1,516,976
58	Idaho Power Co	ID	16,180	657,261
59	Northern Indiana Pub Serv Co	IN	15,664	496,542
60	Omaha Public Power District	NE	15,183	419,819
61	Baltimore Gas & Electric Co	MD	15,041	1,221,264
62	Evergy Metro	MO	14,811	590,440
63	Northern Virginia Elec Coop	VA	14,649	184,104
64	Austin Energy	TX	14,573	577,889
65	PECO Energy Co	PA	14,406	1,326,554
66	Interstate Power and Light Co	IA	13,913	506,498
67	City of Memphis - (TN)	TN	13,713	429,095
68	Tenaska Power Services	TX	13,329	277
69	AES Indiana	IN	13,242	530,671
70	Entergy Mississippi LLC	MS	13,211	458,925
71	JEA	FL	12,980	540,950
72	Monongahela Power Co	WV	12,911	397,362
73	Gexa Energy, LP	TX	12,408	380,220
74	Direct Energy Services	MA	12,366	1,310,067
75	Nashville Electric Service	TN	12,343	470,927
76	Jersey Central Power & Lt Co	NJ	12,298	1,050,339
77	Energy Harbor Corp.	OH	12,159	410,524
78	WGL Energy Services, Inc.	PA	12,042	79,329
79	NextEra Energy Services, LLC	OH	11,993	753,301
80	Freepoint Energy Solutions LLC	OH	11,844	12,240
81	Louisville Gas & Electric Co	KY	11,381	441,267
82	Wisconsin Power & Light Co	WI	11,264	505,706
83	Wisconsin Public Service Corp	WI	11,081	472,199
84	PPL Electric Utilities Corp	PA	11,012	934,737
85	Interstate Gas Supply, Inc.	OH	10,627	322,025
86	Sacramento Municipal Util Dist	CA	10,505	675,491
87	Clean Power Alliance of Southern Califor	CA	10,416	819,661
88	South Carolina Public Service Authority	SC	10,276	219,897
89	Connecticut Light & Power Co	CT	10,208	1,072,114
90	Potomac Electric Power Co	MD	10,074	872,449
91	Public Service Co of NM	NM	10,045	556,585
92	Umatilla Electric Coop Assn	OR	9,970	16,862
93	Mississippi Power Co	MS	9,859	193,135
94	Avista Corp	WA	9,757	424,411
95	Evergy Kansas Central, Inc	KS	9,749	399,379
96	Evergy Kansas South, Inc	KS	9,592	349,942
97	Ameren Illinois Company	IL	9,490	663,709
98	City of Seattle - (WA)	WA	9,100	525,040
99	Middle Tennessee E M C	TN	8,981	348,660
100	Tucson Electric Power Co	AZ	8,933	458,898

Source: EIA Form 861 2025.