Lewis and Clark County, MT interconnection queue
3 interconnection applications are pending in Lewis and Clark County, MT, requesting 19 MW of new generating capacity, as of 15 August 2026. 4 projects have been built here and 17 have been withdrawn since 2014.
Source: interconnection queues published by NWMT. Parsed and normalised by Watt Street. Data as of 15 August 2026. A queued project is a request, not a commitment.
What is waiting in Lewis and Clark County, by fuel
| Fuel | Projects | Capacity requested |
|---|---|---|
| Gas | 1 | 12 MW |
| Solar | 1 | 5 MW |
| Hydro | 1 | 2 MW |
Outcomes of every application filed here
| Outcome | Projects | Capacity | Share |
|---|---|---|---|
| Built | 4 | 30 MW | 16.7% |
| Still pending | 3 | 19 MW | 12.5% |
| Withdrawn | 17 | 343 MW | 70.8% |
| Suspended | 0 | — | 0.0% |
Withdrawal is the ordinary outcome of an interconnection application nationally, not a sign of a problem in this county. Most withdrawals are a developer testing a site and moving on.
The largest projects on file
| Project | Fuel | Capacity | Status | Filed | Queue |
|---|---|---|---|---|---|
| 452 | Battery | 200 MW | withdrawn | 2023-10 | NWMT |
| 173 | Gas | 60 MW | withdrawn | 2014-09 | NWMT |
| 385 | Battery | 30 MW | withdrawn | 2020-06 | NWMT |
| 402 | Hydro | 22 MW | completed | 2021-01 | NWMT |
| 441 | Gas | 12 MW | active | 2023-01 | NWMT |
| GI-1504 | Hydro | 8 MW | withdrawn | 2015-03 | WAPA-IS |
| 174 | Solar | 6 MW | withdrawn | 2014-12 | NWMT |
| 399 | Hydro | 5 MW | withdrawn | 2020-12 | NWMT |
| 440 | Solar | 5 MW | active | 2023-01 | NWMT |
| 334 | Wind | 4 MW | withdrawn | 2017-09 | NWMT |
| 450 | Hydro | 3 MW | withdrawn | 2023-10 | NWMT |
| 175 | Solar | 3 MW | withdrawn | 2014-12 | NWMT |
| 179 | Solar | 3 MW | completed | 2015-01 | NWMT |
| 181 | Solar | 3 MW | withdrawn | 2015-02 | NWMT |
| 187 | Solar | 3 MW | withdrawn | 2015-02 | NWMT |
How this county ranks
Lewis and Clark County ranks #1232 of 1,607 US counties by capacity currently queued, and #9 of 29 in Montana.
Other Montana counties in the queue
| County | Pending | Capacity queued |
|---|---|---|
| Wheatland County | 8 | 3.2 GW |
| Rosebud County | 5 | 2.9 GW |
| Meagher County | 4 | 1.5 GW |
| Yellowstone County | 6 | 1.2 GW |
| Big Horn County | 3 | 608 MW |
| Stillwater County | 4 | 595 MW |
| Broadwater County | 2 | 160 MW |
| Cascade County | 1 | 70 MW |
Go deeper on Lewis and Clark County
The interactive map plots every one of these applications, and a generated county report puts them in a sourced PDF with the date each figure was true on every page.
Open Lewis and Clark County on the map County reports All of Montana