Utilities & operators

The utilities and grid operators that interconnect the most solar in the public record. Each profile shows recorded volume, capacity, service geography and every installation on their grid.

Most active

Top utilities & operators by recorded volume

#	Name	Installations	Capacity	Primary state	States
1	Sacramento Municipal Util Dist	56,242	1.6 GW	California	1
2	San Diego Gas & Electric Co.	50,153	3.0 GW	California	1
3	Pacific Gas & Electric Co.	31,129	1.7 GW	California	1
4	COLORADO RIVER COMM OF NEVADA	29,737	294.1 MW	Nevada	1
5	Potomac Electric Power Co	26,329	233.1 MW	Maryland	2
6	Baltimore Gas & Electric Co	25,178	394.9 MW	Maryland	1
7	CONSOLIDATED EDISON CO-NY INC	24,985	341.0 MW	New York	1
8	BLUEBONNET ELECTRIC COOP, INC	19,559	90.2 MW	Texas	1
9	TONOPAH IRRIGATION DISTRICT	15,027	245.8 MW	Arizona	1
10	Entergy Louisiana LLC	15,017	393.6 MW	Louisiana	1
11	CPS Energy	14,176	39.1 MW	Texas	1
12	POTOMAC ELECTRIC POWER CO	14,065	238.6 MW	District of Columbia	2
13	Entergy New Orleans, LLC	13,213	236.5 MW	Louisiana	1
14	Commonwealth Edison Co.	11,640	1.1 GW	Illinois	1
15	ENTERGY NEW ORLEANS, LLC	11,166	120.0 MW	Louisiana	1
16	Xcel Energy	10,302	2.8 GW	Colorado	2
17	PECO ENERGY CO	9,730	292.7 MW	Pennsylvania	1
18	PORTLAND GENERAL ELECTRIC CO	9,184	79.7 MW	Oregon	1
19	NSTAR Electric Company	8,133	990.7 MW	Massachusetts	3
20	MASSACHUSETTS BAY TRANS AUTHORITY	7,468	167.1 MW	Massachusetts	1
21	DUKE ENERGY CAROLINAS, LLC	5,509	4.8 GW	North Carolina	2
22	DUKE ENERGY PROGRESS - (NC)	4,602	190.1 MW	North Carolina	2
23	Evergy Metro	4,341	61.0 MW	Missouri	1
24	Virginia Electric & Power Co	3,917	3.0 GW	Virginia	2
25	Duke Energy Progress	3,910	23.3 MW	North Carolina	1
26	Southern California Edison Co.	3,714	140.1 MW	California	1
27	VIRGINIA ELECTRIC & POWER CO	3,589	162.0 MW	Virginia	4
28	Kissimmee Utility Authority	3,548	261.9 MW	Florida	1
29	WAPA-- WESTERN AREA POWER ADMINISTRATION	3,356	1.2 GW	Arizona	9
30	FLORIDA POWER & LIGHT CO	3,100	67.9 MW	Florida	1
31	Hawaiian Electric Co. Inc.	2,972	727.3 MW	Hawaii	1
32	Florida Power & Light Co.	2,892	13.6 MW	Florida	1
33	CITY OF ST PAUL - (NE)	2,239	38.9 MW	Minnesota	1
34	BALTIMORE GAS & ELECTRIC CO	2,155	76.7 MW	Maryland	1
35	Entergy Arkansas LLC	2,145	122.7 MW	Arkansas	1
36	Denton County Elec Coop, Inc	2,106	40.7 MW	Texas	1
37	Oncor Electric Delivery Co.	2,061	9.5 MW	Texas	1
38	San Diego Gas & Electric Co	2,017	391.5 MW	California	3
39	WASHINGTON-ST TAMMANY E C, INC	1,992	11.4 MW	Louisiana	1
40	CITY OF MILTON - (WA)	1,904	20.0 MW	Washington	1
41	Con Ed	1,899	297.2 MW	New York	1
42	National Grid	1,772	2.8 GW	New York	1
43	Consolidated Edison Co-NY Inc	1,685	184.8 MW	New York	1
44	PPL Electric Utilities Corp.	1,431	411.0 MW	Pennsylvania	1
45	Nevada Power Co.	1,399	10.0 MW	Nevada	1
46	PENNSYLVANIA POWER CO	1,271	30.1 MW	Pennsylvania	1
47	PSEGLI	1,117	297.6 MW	New York	1
48	Tampa Electric Co	1,113	1.5 GW	Florida	1
49	PUBLIC SERVICE CO OF NM	1,044	99.1 MW	New Mexico	1
50	Commonwealth Edison Co	1,027	1.3 GW	Illinois	1
51	LONG ISLAND POWER AUTHORITY	1,007	9.0 MW	New York	1
52	LOUISVILLE GAS & ELECTRIC CO	904	11.3 MW	Kentucky	1
53	Northern States Power Co - Minnesota	895	2.4 GW	Minnesota	1
54	NYSEG	890	1.1 GW	New York	1
55	ONCOR ELECTRIC DELIVERY COMPANY LLC	824	9.8 MW	Texas	1
56	Los Angeles Dept of Water & Power	823	62.5 MW	California	1
57	Ameren Illinois Company	817	850.2 MW	Illinois	2
58	Massachusetts Electric Co	792	1.4 GW	Massachusetts	3
59	Gulf Power Company	714	—	Florida	1
60	ENERGYUNITED ELEC MEMBER CORP	669	9.3 MW	North Carolina	1
61	Southern California Edison Co	640	2.8 GW	California	2
62	WYANDOTTE MUNICIPAL SERV COMM	604	23.8 MW	Michigan	1
63	Metropolitan Edison Co	584	102.3 MW	Pennsylvania	1
64	DUKE ENERGY OHIO INC	540	21.8 MW	Ohio	1
65	PECO Energy Company	505	76.5 MW	Pennsylvania	1
66	PUBLIC SERVICE ELEC & GAS CO	491	189.3 MW	New Jersey	1
67	Duke Energy Progress - (NC)	487	3.2 GW	North Carolina	2
68	Niagara Mohawk Power Corp.	480	2.4 GW	New York	3
69	Central Hudson	478	294.5 MW	New York	1
70	Metropolitan Edison Company	463	61.5 MW	Pennsylvania	1
71	Central Maine Power	444	83.0 MW	Maine	1
72	San Diego Gas & Electric Co	442	12.3 MW	California	1
73	TALQUIN ELECTRIC COOP, INC	419	9.9 MW	Florida	1
74	City of Garland - (TX)	393	1.5 MW	Texas	1
75	Oncor Electric Delivery	387	—	Texas	1
76	Duke Energy Florida	371	—	Florida	1
77	Public Service Elec & Gas Co	360	820.9 MW	New Jersey	3
78	NIAGARA MOHAWK POWER CORP.	338	1.1 GW	New York	1
79	National Grid (Massachusetts Electric)	304	753.3 MW	Massachusetts	1
80	Duke Energy Carolinas, LLC	304	2.2 GW	North Carolina	2
81	Nevada Power Co	301	472.8 MW	Nevada	1
82	Austin Energy	293	43.5 MW	Texas	1
83	Georgia Power Company	279	15 kW	Georgia	1
84	JERSEY CENTRAL POWER & LT CO	277	177.2 MW	New Jersey	1
85	New York State Elec & Gas Corp	276	1.3 GW	New York	3
86	Central Maine Power Co	268	836.3 MW	Maine	2
87	West Penn Power Company	268	187.8 MW	Pennsylvania	1
88	Los Angeles Department of Water & Power	240	503.5 MW	California	2
89	Public Service Co of Colorado	236	729.4 MW	Colorado	1
90	City of Roseville - (CA)	232	2.0 MW	California	1
91	RGE	229	264.4 MW	New York	1
92	Pacific Gas & Electric Co	220	2.1 GW	California	1
93	NEW YORK STATE ELEC & GAS CORP	218	531.0 MW	New York	1
94	O&R	214	193.8 MW	New York	1
95	Pennsylvania Electric Company	200	165.5 MW	Pennsylvania	1
96	Public Service Co of NM	197	479.3 MW	New Mexico	1
97	CITY OF WEST MEMPHIS - (AR)	196	33.0 MW	Tennessee	1
98	Sutter Santa Rosa Solar LLC	190	18.9 MW	California	1
99	Florida Power & Light Co	187	9.8 GW	Florida	1
100	NASHVILLE ELECTRIC SERVICE	186	6.9 MW	Tennessee	1