Grid connection · Grundy County, Illinois, United States
Collins 345 kV grid connection (PJM C01-1808)
Collins 345 kV grid connection (PJM C01-1808) is a planned grid connection in Grundy County, Illinois, United States, with 940 MW of capacity, held by NRG Tully Energy Center LLC.
Facts
Every value links to its source, and to the source's own record where it has one. Licences and last-checked dates are per row.
| Fact | Value | Source |
|---|---|---|
| Location | Grundy County (connects at Collins 345 kV) | PJM New Services Queue · Free reuse · checked 24 Oct 2026 |
| Status | Planned (active, cluster C01 Phase 1) | PJM New Services Queue · Free reuse · checked 24 Oct 2026 |
| Holder | NRG Tully Energy Center LLC | PJM New Services Queue · Free reuse · checked 24 Oct 2026 |
| Capacity | 940 MW | PJM New Services Queue · Free reuse · checked 24 Oct 2026 |
| Technology | Nuclear (registered as Nuclear) | PJM New Services Queue · Free reuse · checked 24 Oct 2026 |
| Grid operator | PJM Interconnection, L.L.C. | PJM New Services Queue · Free reuse · checked 24 Oct 2026 |
| Queue date | 24 Apr 2026 | PJM New Services Queue · Free reuse · checked 24 Oct 2026 |
| Connection date | 1 May 2036 (proposed) | PJM New Services Queue · Free reuse · checked 24 Oct 2026 |
Research on this grid connection and its holder.Who holds it up to the parent company, the project behind it and its connection date, and an introduction to the holder.
Request researchHow it compares
Collins 345 kV grid connection (PJM C01-1808) is the 2nd-largest of 194 grid connections in Illinois and the 129th-largest of 3,711 in the United States by capacity; its 940 MW is 0.11% of the 833,233 MW we hold for the United States. Ranks and totals cover the grid connections in our data that report their capacity, not every one in existence.
| Within | Rank | Total | Share |
|---|---|---|---|
| Illinois | 2nd of 194 | 35,521 MW | 2.6% |
| United States | 129th of 3,711 | 833,233 MW | 0.11% |
| All grid connections in our data | 326th of 7,616 | 1,281,251 MW | <0.1% |
Timeline
Dated facts about this grid connection from its sources, oldest first.
- Entered the connection queue
- Due to connect
Holder, grid operator and place
Other grid connections in Illinois
- Crescent Ridge - Corbin 138 kV grid connection (PJM C01-2036)1,150 MW
- Heritage Prairie Wind grid connection (PJM AD1-100)850 MW
- Calumet - Burnham 345 kV grid connection (PJM C01-1355)500 MW
- Chestnut - Blue Mound 345 kV grid connection (PJM C01-1870)500 MW
- TSS 903 Tovey 345 kV grid connection (PJM C01-2154)500 MW
- Wayne - Byron 345 kV grid connection (PJM C01-1786)500 MW
- Dresden - Mulberry 345 kV grid connection (PJM C01-1770)450 MW
- Silver Lake 345 kV grid connection (PJM AG2-545 - moved to TC2)400 MW
Data on this page
- California ISO. Checked 2026-10-24. CAISO queue report, CAISO Privacy and Terms of Use.
- SP Electricity North West, via Northern Powergrid Open Data. SP Electricity North West open data portal, CC BY 4.0.
- ERCOT GIS report. ERCOT GIS report, ERCOT Terms of Use.
- Supported by National Energy SO Open Data. NESO TEC Register, NESO Open Data Licence v1.0.
- Supported by Northern Powergrid Open Data. Northern Powergrid open data portal, Northern Powergrid Open Data Licence v1.0.
- NYISO interconnection queue. NYISO interconnection queue, Free reuse.
- PJM New Services Queue. PJM New Services Queue, Free reuse.
- SP Energy Networks, via Northern Powergrid Open Data. SP Energy Networks open data portal, CC BY 4.0.
- SSEN Distribution. SSEN Distribution data portal, CC BY 4.0.