MISO interconnection queue
1,109 interconnection requests are active in MISO, totalling 238.4 GW, as of 15 August 2026. Of the 3,810 requests ever filed here, 559 were built and 2,142 were withdrawn — a build rate of 20.7% on decided applications.
Active requests
1,109
of 3,810 ever filed
Capacity queued
238.4 GW
requested, not committed
Built vs decided
20.7%
559 built, 2,142 withdrawn
Median wait so far
2.3 yr
for requests still active
Median time to build
3.2 yr
request to commercial operation
Source: the MISO interconnection queue as published by the transmission provider, parsed and normalised by Watt Street. Data as of 15 August 2026. Wait times are medians over requests that carry a measured date.
What is queued in MISO, by fuel
| Fuel | Projects | Capacity requested |
|---|---|---|
| Solar | 651 | 119 GW |
| Unknown | 136 | 35.2 GW |
| Gas | 53 | 30.3 GW |
| Wind | 142 | 29.2 GW |
| Hybrid | 117 | 22.5 GW |
| Nuclear | 8 | 2.2 GW |
| Hydro | 1 | 3 MW |
| Biomass | 1 | 0 MW |
Where MISO’s queue sits
| State | Applications | Capacity pending |
|---|---|---|
| Michigan | 530 | 43.2 GW |
| Illinois | 492 | 39.4 GW |
| Indiana | 468 | 21.1 GW |
| Arkansas | 404 | 19.3 GW |
| Minnesota | 284 | 18.6 GW |
| Iowa | 228 | 15.0 GW |
| Wisconsin | 247 | 14.5 GW |
| Louisiana | 386 | 14.2 GW |
| Missouri | 129 | 8.6 GW |
| Mississippi | 204 | 5.7 GW |
| South Dakota | 46 | 4.1 GW |
| Texas | 91 | 3.2 GW |
| North Dakota | 87 | 2.6 GW |
| Kentucky | 63 | 1.3 GW |
| Alaska | 1 | 0 MW |
Largest active requests
| Project | Fuel | Capacity | County | State | Filed |
|---|---|---|---|---|---|
| SIOUX | Unknown | 2.2 GW | St. Charles | — | 2026-05 |
| SIOUX | Gas | 2.2 GW | St. Charles County | MO | 2025-04 |
| Sugar Creek - Cayuga CT 345.0kV | Gas | 1.5 GW | Vermillion County | IN | 2025-04 |
| J4216 | Unknown | 1.5 GW | — | — | 2026-02 |
| J4219 | Unknown | 1.5 GW | — | — | 2026-02 |
| J4221 | Unknown | 1.5 GW | — | — | 2026-02 |
| Other_ | Gas | 1.5 GW | Monroe County | MI | 2025-05 |
| Other_ | Gas | 1.5 GW | Monroe County | MI | 2025-05 |
| BLACKFOOT - MADRID 345.0kV | Gas | 1.5 GW | Livingston County | MI | 2024-04 |
| HIPLE | Gas | 1.4 GW | Branch County | MI | 2025-03 |
| Majestic-Milan 345 kV Line | Gas | 1.4 GW | Washtenaw County | MI | 2025-02 |
| Dow Meter Point | Unknown | 1.2 GW | Iberville | — | 2024-05 |
| North Madison 345/138 kV | Gas | 1.2 GW | Dane County | WI | 2025-09 |
| Other_ | Gas | 1.2 GW | Kenosha County | WI | 2025-09 |
| Astoria 345kV substation | Gas | 1.1 GW | Deuel County | SD | 2025-03 |