TEP interconnection queue
36 interconnection requests are active in TEP, totalling 10.4 GW, as of 15 August 2026. Of the 120 requests ever filed here, 0 were built and 84 were withdrawn — a build rate of 0.0% on decided applications.
Active requests
36
of 120 ever filed
Capacity queued
10.4 GW
requested, not committed
Built vs decided
0.0%
0 built, 84 withdrawn
Median wait so far
4.6 yr
for requests still active
Source: the TEP 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 TEP, by fuel
| Fuel | Projects | Capacity requested |
|---|---|---|
| Other | 18 | 4.7 GW |
| Solar | 9 | 3.4 GW |
| Battery | 6 | 1.0 GW |
| Gas | 1 | 800 MW |
| Wind | 2 | 500 MW |
Where TEP’s queue sits
| State | Applications | Capacity pending |
|---|---|---|
| Arizona | 120 | 10.4 GW |
Largest active requests
| Project | Fuel | Capacity | County | State | Filed |
|---|---|---|---|---|---|
| 125 | Solar | 1.0 GW | Apache County | AZ | 2022-06 |
| 174 | Gas | 800 MW | Pima County | AZ | 2024-06 |
| 103 | Other | 768 MW | Apache County | AZ | 2021-11 |
| 84 | Solar | 500 MW | Pima County | AZ | 2020-09 |
| 107 | Other | 400 MW | Pima County | AZ | 2021-12 |
| 90 | Solar | 400 MW | Pima County | AZ | 2021-01 |
| 93 | Solar | 350 MW | Apache County | AZ | 2021-04 |
| 106 | Other | 320 MW | Pima County | AZ | 2021-12 |
| 118 | Wind | 300 MW | Apache County | AZ | 2022-04 |
| 124 | Solar | 300 MW | Pinal County | AZ | 2022-06 |
| 145 | Solar | 300 MW | Cochise County | AZ | 2022-12 |
| 62 | Other | 300 MW | Pima County | AZ | 2018-09 |
| 78 | Other | 300 MW | Apache County | AZ | 2020-02 |
| 119 | Solar | 270 MW | Greenlee County | AZ | 2022-04 |
| 100 | Other | 250 MW | Pima County | AZ | 2021-10 |