PSCo interconnection queue
105 interconnection requests are active in PSCo, totalling 24.2 GW, as of 15 August 2026. Of the 408 requests ever filed here, 0 were built and 295 were withdrawn — a build rate of 0.0% on decided applications.
Active requests
105
of 408 ever filed
Capacity queued
24.2 GW
requested, not committed
Built vs decided
0.0%
0 built, 295 withdrawn
Median wait so far
3.2 yr
for requests still active
Source: the PSCo 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 PSCo, by fuel
| Fuel | Projects | Capacity requested |
|---|---|---|
| Solar | 50 | 10.6 GW |
| Wind | 30 | 8.5 GW |
| Gas | 11 | 2.7 GW |
| Battery | 9 | 1.5 GW |
| Coal | 2 | 850 MW |
| Hydro | 3 | 52 MW |
Where PSCo’s queue sits
Largest active requests
| Project | Fuel | Capacity | County | State | Filed |
|---|---|---|---|---|---|
| GI-2025-04 | Solar | 800 MW | Kiowa County | CO | 2025-04 |
| GI-2003-3 | Coal | 750 MW | Pueblo County | CO | 2003-11 |
| GI-2025-06 | Solar | 750 MW | Arapahoe County | CO | 2025-04 |
| GI-2011-4 | Gas | 687 MW | Denver County | CO | 2011-04 |
| 5RSC-2024-17 | Wind | 603 MW | Kit Carson County | CO | 2024-01 |
| GI-2016-3 | Wind | 600 MW | Lincoln County | CO | 2016-02 |
| 5RSC-2024-29 | Wind | 554 MW | Yuma County | CO | 2024-01 |
| 5RSC-2024-15 | Wind | 500 MW | Kiowa County | CO | 2024-01 |
| 5RSC-2024-22 | Solar | 500 MW | Crowley County | CO | 2024-01 |
| 5RSC-2024-28 | Wind | 500 MW | Kit Carson County | CO | 2024-01 |
| GI-2016-14 | Wind | 500 MW | Cheyenne County | CO | 2016-07 |
| GI-2024-06 | Solar | 500 MW | Morgan County | CO | 2024-05 |
| GI-2006-1e | Gas | 483 MW | El Paso County | CO | 2006-01 |
| 5RSC-2024-16 | Wind | 450 MW | Cheyenne County | CO | 2024-01 |
| GI-2024-12 | Wind | 423 MW | Adams County | CO | 2024-05 |