Michigan Interconnection Projects
interXdata tracks 1,623 interconnection projects in Michigan representing 180,084 MW of requested capacity. The dominant technology by capacity is Solar. The most active counties are Chippewa, Huron, Wayne.
1,623Total projects
58Active
1,137Operational
422Withdrawn
180,084 MWRequested capacity
8,324 MWActive capacity
Technology mix
| Technology | Projects | Requested capacity |
|---|---|---|
| Solar | 412 | 48,940 MW |
| Gas | 373 | 47,913 MW |
| Wind | 218 | 30,007 MW |
| Battery | 153 | 23,890 MW |
| Other | 437 | 23,336 MW |
| Coal | 10 | 3,082 MW |
| Nuclear | 4 | 1,780 MW |
| Solar+Battery | 4 | 655 MW |
| Other Storage | 6 | 420 MW |
| Diesel | 5 | 60 MW |
| Hydro | 1 | 1 MW |
Counties
| County | Projects | Requested capacity |
|---|---|---|
| Chippewa | 90 | 371 MW |
| Huron | 83 | 7,732 MW |
| Wayne | 62 | 5,506 MW |
| Ottawa | 48 | 4,835 MW |
| Van Buren | 44 | 9,387 MW |
| Washtenaw | 44 | 4,830 MW |
| Berrien | 43 | 3,941 MW |
| Monroe | 39 | 13,626 MW |
| Tuscola | 39 | 3,300 MW |
| Gratiot | 37 | 3,896 MW |
| Calhoun | 32 | 4,247 MW |
| Midland | 32 | 5,296 MW |
| Marquette | 32 | 2,201 MW |
| Sanilac | 31 | 4,626 MW |
| Genesee | 30 | 2,843 MW |
| Macomb | 29 | 616 MW |
| Bay | 29 | 5,288 MW |
| St Clair | 29 | 4,493 MW |
| Mason | 26 | 4,231 MW |
| Lenawee | 25 | 2,564 MW |
| Montcalm | 24 | 3,212 MW |
| Ingham | 24 | 1,332 MW |
| Saginaw | 24 | 4,735 MW |
| Cass | 23 | 4,348 MW |
| Shiawassee | 23 | 2,280 MW |
| Dickinson | 23 | 1,550 MW |
| Branch | 22 | 3,491 MW |
| Allegan | 22 | 1,993 MW |
| Kent | 21 | 1,722 MW |
| Oakland | 20 | 1,125 MW |
| Delta | 19 | 1,251 MW |
| Otsego | 19 | 2,268 MW |
| Jackson | 18 | 1,391 MW |
| Hillsdale | 17 | 1,849 MW |
| Livingston | 17 | 3,630 MW |
| Muskegon | 16 | 1,784 MW |
| Kalamazoo | 16 | 1,398 MW |
| Menominee | 15 | 25 MW |
| Ionia | 14 | 1,486 MW |
| St. Clair | 14 | 4,497 MW |
Largest projects
| Project | Queue ID | Technology | Capacity | Status | Location |
|---|---|---|---|---|---|
| MISO Queue Project G867 — Nuclear in Monroe, Michigan | G867 | Nuclear | 1,563.0 MW | withdrawn | Monroe, Michigan |
| Other_ | J4025 | Gas | 1,499.0 MW | operational | Monroe, Michigan |
| Other_ | J4024 | Gas | 1,499.0 MW | operational | Monroe, Michigan |
| BLACKFOOT - MADRID 345.0kV | J3799 | Gas | 1,452.0 MW | operational | Livingston, Michigan |
| HIPLE | J3922 | Gas | 1,445.0 MW | operational | Branch, Michigan |
| Majestic-Milan 345 kV Line | J3923 | Gas | 1,414.0 MW | operational | Washtenaw, Michigan |
| MISO Queue Project G493 — Other in Van Buren, Michigan | G493 | Other | 1,221.0 MW | withdrawn | Van Buren, Michigan |
| Fermi | 1729_2 | Other | 1,217.0 MW | operational | Monroe, Michigan |
| Belle River - Fitz #2 345 kV Line Tap | J793 | Gas | 1,175.0 MW | operational | St. Clair County, Michigan |
| Donald C Cook | 6000_1 | Other | 1,152.0 MW | operational | Berrien, Michigan |
| Donald C Cook | 6000_2 | Other | 1,133.3 MW | operational | Berrien, Michigan |
| Covert | J1848 | Gas | 1,128.0 MW | withdrawn | Van Buren, Michigan |
| Cook 345kV | N46 | Gas | 1,120.0 MW | withdrawn | Berrien, Michigan |
| Covert - Palisades 345kV Line | J812 | Gas | 1,108.0 MW | withdrawn | Van Buren County, Michigan |
| MISO Queue Project G065 — Gas in St. Clair, Michigan | G065 | Gas | 1,050.0 MW | withdrawn | St. Clair, Michigan |
| Cook-Palesades 345kV | T94 | Gas | 1,035.0 MW | operational | Van Buren, Michigan |
| Cook-East Elkhart 345kV | AA2-116 | Gas | 994.0 MW | operational | Cass, Michigan |
| THETFORD | J3935 | Gas | 975.4 MW | operational | Genesee, Michigan |
| MISO Queue Project G012 — Other in St. Clair, Michigan | G012 | Other | 930.0 MW | withdrawn | St. Clair, Michigan |
| J H Campbell | 1710_3 | Other | 916.8 MW | operational | Ottawa, Michigan |
| MISO Queue Project G872 — Coal in Bay, Michigan | G872 | Coal | 875.0 MW | withdrawn | Bay, Michigan |
| MISO Queue Project G210 CONS 103 — Other in Saginaw, Michigan | G210 CONS 103 | Other | 875.0 MW | withdrawn | Saginaw, Michigan |
| MISO Queue Project G134 — Other in Washtenaw, Michigan | G134 | Other | 840.0 MW | withdrawn | Washtenaw, Michigan |
| Monroe (MI) | 1733_2 | Other | 822.6 MW | operational | Monroe, Michigan |
| Monroe (MI) | 1733_3 | Other | 822.6 MW | operational | Monroe, Michigan |
| Monroe (MI) | 1733_1 | Other | 817.2 MW | operational | Monroe, Michigan |
| Monroe (MI) | 1733_4 | Other | 817.2 MW | operational | Monroe, Michigan |
| Greenwood (MI) | 6035_1 | Gas | 815.4 MW | operational | St Clair, Michigan |
| Palisades | 1715_1 | Other | 811.8 MW | operational | Van Buren, Michigan |
| MISO Queue Project J268 — Gas in Genesee, Michigan | J268 | Gas | 801.0 MW | withdrawn | Genesee, Michigan |
Top developers in Michigan
| Developer (canonical) | Projects | Capacity |
|---|---|---|
| DTE Electric | 4 | 1,073 MW |
| Decatur Storage LLC | 2 | 75 MW |
| CP McDonald Station LLC | 1 | 15 MW |
| CP Glenwood LLC | 1 | 55 MW |
| Three W Solar LLC | 1 | 300 MW |
| CP South Branch LLC | 1 | 40 MW |
| Southwest Michigan Solar Project, LLC | 1 | 52 MW |
| Steelhead Solar, LLC | 1 | 200 MW |
| Bankson Solar Project, LLC | 1 | 185 MW |
| Hackett Energy Storage LLC | 1 | 104 MW |
Recent material changes
| Observed | Project | Field | Old | New |
|---|---|---|---|---|
| 2026-10-03 | ARGENTA - TALLMADGE 345.0kV | operational_date | 2024-07-01 | 2029-07-01 |
| 2026-10-03 | ARGENTA - TALLMADGE 345.0kV | proposed_online_date | 2024-07-01 | 2029-07-01 |
| 2026-10-02 | Gratiot Solar Park | proposed_online_date | 2026-09-01 | 2026-10-01 |
| 2026-10-02 | Cold Creek Solar Park | proposed_online_date | 2026-10-01 | 2026-09-01 |
| 2026-10-02 | Lake Iris Solar Project | operational_date | — | 2026-08-01 |
| 2026-10-02 | Lake Iris Solar Project | proposed_online_date | 2026-08-01 | — |
| 2026-10-02 | Lake Iris Solar Project | capacity_mw | 95.6 | 100 |
| 2026-10-02 | Lake Iris Solar Project | status | active | operational |
| 2026-10-01 | Argenta - Twin Branch 345 kV | proposed_online_date | — | 2029-12-31 |
| 2026-10-01 | Argenta - Twin Branch 345 kV | withdrawn_date | — | 2026-09-30 |
| 2026-10-01 | Argenta - Twin Branch 345 kV | status | active | withdrawn |
| 2026-09-24 | Gaylord - Atlanta 138.0kV | phase | Study Not Started | Phase 2 |
Explore related data
Source last checked2026-07-31
Data last materially changed2026-10-11
Page data generated2026-10-11
Provenance: U.S. EIA — Form EIA-860M generator inventory (operating + planned); Lawrence Berkeley National Laboratory — Queued Up interconnection dataset; MISO — generator interconnection queue; PJM — new-services interconnection queue. Values are normalized from public source records into the interXdata canonical warehouse; see each source for original filings.
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