Grid connection · Cook County, Illinois, United States
Calumet - Burnham 345 kV grid connection (PJM C01-1355)
Calumet - Burnham 345 kV grid connection (PJM C01-1355) is a planned grid connection in Cook County, Illinois, United States, with 500 MW of capacity, held by Big Shoulders Storage 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 | Cook County (connects at Calumet - Burnham 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 | Big Shoulders Storage LLC | PJM New Services Queue · Free reuse · checked 24 Oct 2026 |
| Capacity | 500 MW | PJM New Services Queue · Free reuse · checked 24 Oct 2026 |
| Technology | Storage | 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 | 27 Apr 2026 | PJM New Services Queue · Free reuse · checked 24 Oct 2026 |
| Connection date | 31 Dec 2030 (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 researchLatest events
Dated events about this grid connection from official notices and registers, newest first. All recent changes.
- Entered the connection queue
How it compares
Calumet - Burnham 345 kV grid connection (PJM C01-1355) is the 4th-largest of 194 grid connections in Illinois and the 349th-largest of 4,021 in the United States by capacity; its 500 MW is <0.1% of the 923,876 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 | 4th of 194 | 35,521 MW | 1.4% |
| United States | 349th of 4,021 | 923,876 MW | <0.1% |
| All grid connections in our data | 650th of 7,928 | 1,372,494 MW | <0.1% |
Timeline
Dated facts about this grid connection from its sources, oldest first.
- 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
- Collins 345 kV grid connection (PJM C01-1808)940 MW
- Heritage Prairie Wind grid connection (PJM AD1-100)850 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. 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.