Interconnection queue in Wisconsin

Data: Lawrence Berkeley National Laboratory and GridTracker, Queued Up, as of Dec 31, 2025.

This is an annual snapshot. A request's status may have changed since. Current status at Interconnection.fyi.

LBNL licenses the file CC BY 4.0, so project rows are shown and the file can be downloaded from our data library.

Statewide

Active capacity: 26,555 MW
Active requests: 117
Median years in queue (active): 3.4
Withdrawn, of requests entered by 2020: 65%

Active capacity by type
Type	Active capacity (MW)	Projects
Solar	8,813	55
Wind	1,753	11
Storage	2,605	16
Gas	12,233	21
Hybrid	1,144	13
Other	7	1

By county

Queue requests by county in Wisconsin, as of Dec 31, 2025
County	Active capacity (MW)	Projects	Solar	Wind	Storage	Gas	Hybrid	Other	Median years in queue (active)	Withdrawn, of requests entered by 2020
Kenosha	3,429	10	350		400	2,547	132		2.1
Calumet	2,414	2				2,414			0.5
Columbia	2,316	11	821	250	700	525	20		4.1	70% of 20
Dane	2,274	9	700		150	1,224	200		6.7
Portage	1,945	6	1,595			350			3.5
Milwaukee	1,438	2			300	1,138			1.0
Walworth	1,374	3	100			1,274			0.7
Sheboygan	1,083	5	175			605	304		3.3
Rock	833	8	370		100	305	58		3.3	55% of 20
Winnebago	805	4	200			605			2.5
Fond Du Lac	625	2			100	525			1.8
Dunn	600	2	600						3.5
Douglas	562	1				562			8.5
Wood	551	4	500				50		3.5
Grant	500	5	100	375			25		6.7
Barron	495	4	300		115		80		2.5
Iowa	439	3		439					5.5
Juneau	425	2	225		200				3.6
Rusk	417	1	417						0.8
Lafayette	398	2		300	98				3.2
Marathon	369	3	170	199					1.7
St. Croix	301	3	301						7.8
Waupaca	300	1	300						3.9
Jefferson	295	3	295						7.8
Green	285	3	100			160	25		3.4
Sawyer	244	1	244						3.3
Waushara	230	3	80				150		3.6
Ozaukee	200	1			200				1.7
Adams	200	1	200						3.3
Polk	200	2	100				100		5.0
Clark	190	1		190					3.3
Outagamie	150	1			150				3.3
Oconto	150	1	150						5.5
Pepin	110	1	110						0.2
Dodge	100	1	100						7.8
La Crosse	92	1			92				3.3
Trempealeau	89	1	89						0.5
Pierce	75	1	75						4.5
Jackson	53	2	46					7	14.1
Brown	0	0
Manitowoc	0	0
Waukesha	0	0
Racine	0	0
Iron	0	0
Kewaunee	0	0
Burnett	0	0
Shawano	0	0
Buffalo	0	0
Green Lake	0	0
Marinette	0	0
Oneida	0	0
Monroe	0	0
Eau Claire	0	0
Price	0	0
Vernon	0	0
Chippewa	0	0
Washington	0	0
Florence	0	0
Richland	0	0

Capacity is each request's first-listed capacity, so a hybrid's battery is not added on top. Most requests in a queue never get built.

Active requests

Status is as of Dec 31, 2025. Current status at Interconnection.fyi.

Active interconnection requests in Wisconsin
Project	County	Type	MW	Entered the queue	Study phase	Utility or operator	Live status
Red Oak Ridge Energy Center	Kenosha	Gas	1,211	2025-08-06	In Progress (unknown study)	Wisconsin Electric	Current status
E0016	Calumet	Gas	1,211	2025-08-06	In Progress (unknown study)	Wisconsin Electric Power Company	Current status
J4014	Calumet	Gas	1,203	2025-05-21		AMERICAN TRANSMISSION COMPANY	Current status
J4164	Dane	Gas	1,203	2025-09-29		AMERICAN TRANSMISSION COMPANY	Current status
J4165	Kenosha	Gas	1,203	2025-09-29		AMERICAN TRANSMISSION COMPANY	Current status
Replacement; Oak Creek Units 5-8	Milwaukee	Gas	1,138	2024-06-17		AMERICAN TRANSMISSION COMPANY	Current status
J4116	Walworth	Gas	950	2025-10-06		AMERICAN TRANSMISSION COMPANY	Current status
J732	Douglas	Gas	562	2017-06-16	Construction	American Transmission Co.	Current status
J4115	Fond Du Lac	Gas	525	2025-10-06		AMERICAN TRANSMISSION COMPANY	Current status
J4144	Columbia	Gas	525	2025-10-06		AMERICAN TRANSMISSION COMPANY	Current status
E0037	Sheboygan	Gas	455	2025-08-06	In Progress (unknown study)	Wisconsin Power and Light Company (WPL)	Current status
E0038	Winnebago	Gas	455	2025-08-06	In Progress (unknown study)	Wisconsin Power and Light Company (WPL)	Current status
J3975	Rusk	Solar	417	2025-03-10		AMERICAN TRANSMISSION COMPANY	Current status
J2304	Columbia	Battery	400	2021-12-02	In Progress (unknown study)	AMERICAN TRANSMISSION COMPANY	Current status
J2099	Portage	Solar	399	2022-06-22	In Progress (unknown study)	AMERICAN TRANSMISSION COMPANY	Current status
J2107	Portage	Solar	399	2022-06-22	In Progress (unknown study)	AMERICAN TRANSMISSION COMPANY	Current status
J2185	Portage	Solar	399	2022-06-22	In Progress (unknown study)	AMERICAN TRANSMISSION COMPANY	Current status
J2944	Portage	Gas	350	2022-09-15	Cluster Study	AMERICAN TRANSMISSION COMPANY	Current status
J4028	Walworth	Gas	324	2025-05-01		AMERICAN TRANSMISSION COMPANY	Current status
Replacing 303.5 MW BESS with 303.5 MW COAL; Edgewater Unit 5	Sheboygan	Other+Coal	304	2024-12-24		AMERICAN TRANSMISSION COMPANY	Current status
J1214	Dane	Solar	300	2019-04-27	IA Executed	American Transmission Co.	Current status
J1410	Dane	Solar	300	2019-04-29	Construction	American Transmission Co.	Current status
J1513	Waupaca	Solar	300	2022-02-22	IA Executed	AMERICAN TRANSMISSION COMPANY	Current status
J1730	Dunn	Solar	300	2022-03-17	Construction	NORTHERN STATES POWER COMPANY	Current status
J1773	Lafayette	Wind	300	2020-06-22	IA Executed	AMERICAN TRANSMISSION COMPANY	Current status
J1781	Iowa	Wind	300	2020-06-22	Construction	AMERICAN TRANSMISSION COMPANY	Current status
J2423	Columbia	Battery	300	2022-09-13	Cluster Study	AMERICAN TRANSMISSION COMPANY	Current status
J2446	Dunn	Solar	300	2022-09-12	Cluster Study	NORTHERN STATES POWER COMPANY	Current status
J3006	Milwaukee	Battery	300	2025-07-29	Cluster Study	AMERICAN TRANSMISSION COMPANY	Current status
J1573	Portage	Solar	250	2020-06-22	IA Executed	AMERICAN TRANSMISSION COMPANY	Current status
J3639	Columbia	Wind	250	2024-04-17	In Progress (unknown study)	AMERICAN TRANSMISSION COMPANY	Current status
J2870	Sawyer	Solar	244	2022-09-15	Cluster Study	AMERICAN TRANSMISSION COMPANY	Current status
J1502	Juneau	Solar	225	2020-06-18	IA Executed	AMERICAN TRANSMISSION COMPANY	Current status
J2947	Rock	Gas	205	2022-09-15	Cluster Study	AMERICAN TRANSMISSION COMPANY	Current status
J1460	Rock	Solar	200	2019-04-29	Construction	American Transmission Co.	Current status
J1629	Columbia	Solar	200	2020-06-22	IA Executed	AMERICAN TRANSMISSION COMPANY	Current status
J1779	Dane	Solar+Battery	200	2021-09-01	IA Executed	AMERICAN TRANSMISSION COMPANY	Current status
J1808	Barron	Solar	200	2020-06-25	IA Pending	DAIRYLAND POWER COOPERATIVE	Current status
J1895	Kenosha	Battery	200	2023-10-03	In Progress (unknown study)	AMERICAN TRANSMISSION COMPANY	Current status
J1943	Columbia	Solar	200	2021-08-23	In Progress (unknown study)	AMERICAN TRANSMISSION COMPANY	Current status
J2520	Adams	Solar	200	2022-09-13	Cluster Study	AMERICAN TRANSMISSION COMPANY	Current status
J2559	Wood	Solar	200	2022-09-14	Cluster Study	AMERICAN TRANSMISSION COMPANY	Current status
J3402	Juneau	Battery	200	2024-04-18	In Progress (unknown study)	MISO	Current status
J3784	Ozaukee	Battery	200	2024-04-18	In Progress (unknown study)	AMERICAN TRANSMISSION COMPANY	Current status
J878	Kenosha	Solar	200	2017-06-16	Construction	American Transmission Co.	Current status
J3204	Clark	Wind	190	2022-09-14	Cluster Study	AMERICAN TRANSMISSION COMPANY	Current status
J3448	Grant	Wind	180	2024-04-18	In Progress (unknown study)	DAIRYLAND POWER COOPERATIVE	Current status
J4069	Marathon	Solar	170	2025-10-03		AMERICAN TRANSMISSION COMPANY	Current status
J3152	Green	Gas	160	2022-09-15	Cluster Study	AMERICAN TRANSMISSION COMPANY	Current status
J1751	Wood	Solar	151	2022-04-06	IA Executed	AMERICAN TRANSMISSION COMPANY	Current status
J1615	Oconto	Solar	150	2020-06-17	IA Executed	AMERICAN TRANSMISSION COMPANY	Current status
J1746	Columbia	Solar	150	2020-06-24	IA Executed	AMERICAN TRANSMISSION COMPANY	Current status
J1934	Kenosha	Battery	150	2021-08-24	In Progress (unknown study)	AMERICAN TRANSMISSION COMPANY	Current status
J2326	Outagamie	Battery	150	2022-09-13	Cluster Study	AMERICAN TRANSMISSION COMPANY	Current status
J3151	Sheboygan	Gas	150	2022-09-15	Cluster Study	AMERICAN TRANSMISSION COMPANY	Current status
J3155	Winnebago	Gas	150	2022-09-15	Cluster Study	AMERICAN TRANSMISSION COMPANY	Current status
J986	Wood	Solar	150	2018-03-12	IA Executed	American Transmission Co.	Current status
J818	Jefferson	Solar	149	2017-06-16	Construction	American Transmission Co.	Current status
J1752	Portage	Solar	148	2022-05-06	Construction	AMERICAN TRANSMISSION COMPANY	Current status
J3936	Kenosha	Gas	132	2025-02-12		METC	Current status
Surplus; J1316	Kenosha	Gas+Battery	132	2025-01-31		METC	Current status
J3523	Barron	Battery	115	2024-04-16	In Progress (unknown study)	DAIRYLAND POWER COOPERATIVE	Current status
J4130	Pepin	Solar	110	2025-10-01		DAIRYLAND POWER COOPERATIVE	Current status
J926	St. Croix	Solar	101	2017-06-16	Construction	NORTHERN STATES POWER COMPANY	Current status
J1092	St. Croix	Solar	100	2018-03-12	IA Executed	NORTHERN STATES POWER COMPANY	Current status
J1171	Dodge	Solar	100	2018-03-12	Construction	American Transmission Co.	Current status
J1314	Polk	Solar	100	2019-04-29	Construction	DAIRYLAND POWER COOPERATIVE	Current status
J1657	St. Croix	Solar	100	2020-06-25	IA Pending	NORTHERN STATES POWER COMPANY	Current status
J1706	Green	Solar	100	2020-06-23	IA Executed	AMERICAN TRANSMISSION COMPANY	Current status
J1745	Winnebago	Solar	100	2020-06-23	IA Executed	AMERICAN TRANSMISSION COMPANY	Current status
J1778	Kenosha	Solar	100	2020-06-22	IA Executed	AMERICAN TRANSMISSION COMPANY	Current status
J2055	Sheboygan	Solar	100	2021-08-13	In Progress (unknown study)	AMERICAN TRANSMISSION COMPANY	Current status
J2193	Waushara	Solar+Battery	100	2021-11-30	In Progress (unknown study)	AMERICAN TRANSMISSION COMPANY	Current status
J2666	Walworth	Solar	100	2024-01-09	Cluster Study	AMERICAN TRANSMISSION COMPANY	Current status
J3156	Rock	Gas	100	2022-09-15	Cluster Study	AMERICAN TRANSMISSION COMPANY	Current status
J3160	Fond Du Lac	Battery	100	2022-09-14	Cluster Study	AMERICAN TRANSMISSION COMPANY	Current status
J3162	Rock	Battery	100	2022-09-14	Cluster Study	AMERICAN TRANSMISSION COMPANY	Current status
J3466	Winnebago	Solar	100	2024-04-16	In Progress (unknown study)	MISO	Current status
J3469	Marathon	Wind	100	2024-04-16	In Progress (unknown study)	AMERICAN TRANSMISSION COMPANY	Current status
J4127	Barron	Solar	100	2025-09-18		NORTHERN STATES POWER COMPANY	Current status
J855	Grant	Wind	100	2017-06-16	Construction	American Transmission Co.	Current status
J871	Grant	Solar	100	2017-06-16	Construction	American Transmission Co.	Current status
Surplus; J1314	Polk	Other+Battery	100	2022-09-01		MISO	Current status
J1483	Iowa	Wind	99	2019-04-29	IA Executed	American Transmission Co.	Current status
J1993	Columbia	Solar	99	2021-12-01	In Progress (unknown study)	AMERICAN TRANSMISSION COMPANY	Current status
J1508	Marathon	Wind	99	2020-06-19	IA Executed	AMERICAN TRANSMISSION COMPANY	Current status
J1377	Rock	Solar	99	2019-04-29	IA Executed	American Transmission Co.	Current status
J1732	Columbia	Solar	98	2020-06-24	IA Executed	AMERICAN TRANSMISSION COMPANY	Current status
Surplus; ALTE.QUILTBLCK	Lafayette	Battery	98	2025-03-04		AMERICAN TRANSMISSION COMPANY	Current status
J1374	Grant	Wind	95	2019-04-29	IA Executed	American Transmission Co.	Current status
J2455	La Crosse	Battery	92	2022-09-15	Cluster Study	MISO	Current status
J2227	Trempealeau	Solar	89	2025-07-14	Cluster Study	DAIRYLAND POWER COOPERATIVE	Current status
J2609	Waushara	Solar	80	2022-09-13	Cluster Study	AMERICAN TRANSMISSION COMPANY	Current status
J3198	Barron	Solar+Battery	80	2022-09-15	Cluster Study	DAIRYLAND POWER COOPERATIVE	Current status
J1154	Jefferson	Solar	75	2018-03-12	Construction	American Transmission Co.	Current status
J1326	Dane	Battery	75	2019-04-29	IA Executed	American Transmission Co.	Current status
J1411	Dane	Battery	75	2019-04-29	IA Executed	American Transmission Co.	Current status
J1793	Sheboygan	Solar	75	2020-06-23	IA Executed	AMERICAN TRANSMISSION COMPANY	Current status
J2068	Pierce	Solar	75	2021-07-19	Cluster Study	NORTHERN STATES POWER COMPANY	Current status
J1824	Columbia	Solar	74	2020-06-24	IA Executed	AMERICAN TRANSMISSION COMPANY	Current status
J4097	Rock	Solar	72	2025-10-06		MISO	Current status
J4101	Jefferson	Solar	71	2025-10-07		AMERICAN TRANSMISSION COMPANY	Current status
Surplus; J1751	Wood	Solar+Battery	50	2025-05-20		AMERICAN TRANSMISSION COMPANY	Current status
J1316	Kenosha	Battery	50	2019-04-29	IA Executed	American Transmission Co.	Current status
J1935	Dane	Solar	50	2021-11-29	In Progress (unknown study)	AMERICAN TRANSMISSION COMPANY	Current status
J2429	Dane	Solar	50	2022-09-12	Cluster Study	AMERICAN TRANSMISSION COMPANY	Current status
J2891	Kenosha	Solar	50	2024-01-09	Cluster Study	AMERICAN TRANSMISSION COMPANY	Current status
Surplus; J1002	Waushara	Other+Battery	50	2022-05-16		AMERICAN TRANSMISSION COMPANY	Current status
J2868	Jackson	Solar	46	2022-09-15	Cluster Study	NORTHERN STATES POWER COMPANY	Current status
J1931	Iowa	Wind	40	2021-11-30	In Progress (unknown study)	AMERICAN TRANSMISSION COMPANY	Current status
Surplus; J1304	Rock	Other+Battery	33	2022-08-15		AMERICAN TRANSMISSION COMPANY	Current status
Surplus; J1000	Grant	Other+Battery	25	2022-05-16		AMERICAN TRANSMISSION COMPANY	Current status
Surplus; J1188	Rock	Other+Battery	25	2022-05-16		AMERICAN TRANSMISSION COMPANY	Current status
Surplus; J1305	Green	Other+Battery	25	2022-08-15		AMERICAN TRANSMISSION COMPANY	Current status
J384	Dane	Gas	21	2014-08-25	IA Executed	MISO	Current status
Replacing 20 MW of solar with storage; J1746	Columbia	Battery+Other Storage	20	2025-04-10		AMERICAN TRANSMISSION COMPANY	Current status
G085	Jackson	Other	7	2001-03-05	In Progress (unknown study)	MISO	Current status

Lawrence Berkeley National Laboratory and GridTracker · Queued Up: Interconnection Queue Data File (Lawrence Berkeley National Laboratory) · data for 2025 · as of May 7, 2026 · retrieved Oct 31, 2026 · CC-BY-4.0

Interconnection queue in Wisconsin

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