Grid connection · Prince Georges County, Maryland, United States
Chalk Point 230 kV grid connection (PJM AH1-552)
Chalk Point 230 kV grid connection (PJM AH1-552) is a planned grid connection in Prince Georges County, Maryland, United States, with 670 MW of capacity, held by Chalk Point Reliability 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 | Prince Georges County (connects at Chalk Point 230 kV) | PJM New Services Queue · Free reuse · checked 24 Oct 2026 |
| Status | Planned (active, cluster TC2 Phase 3) | PJM New Services Queue · Free reuse · checked 24 Oct 2026 |
| Holder | Chalk Point Reliability Storage LLC | PJM New Services Queue · Free reuse · checked 24 Oct 2026 |
| Capacity | 670 MW | PJM New Services Queue · Free reuse · checked 24 Oct 2026 |
| Technology | Solar (registered as Solar,Storage,Hybrid) | PJM New Services Queue · Free reuse · checked 24 Oct 2026 |
| Technology | Storage (registered as Solar,Storage,Hybrid) | 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 | 10 Sept 2021 | PJM New Services Queue · Free reuse · checked 24 Oct 2026 |
| Connection date | 1 Jun 2027 (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
Chalk Point 230 kV grid connection (PJM AH1-552) is the largest of 78 grid connections in Maryland and the 191st-largest of 3,711 in the United States by capacity; its 670 MW is <0.1% 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 |
|---|---|---|---|
| Maryland | 1st of 78 | 15,314 MW | 4.4% |
| United States | 191st of 3,711 | 833,233 MW | <0.1% |
| All grid connections in our data | 482nd 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 Maryland
- Chalk Point 230 kV grid connection (PJM AH1-552 - moved to TC2)670 MW
- Brandywine 230 kV grid connection (PJM C01-1505)620 MW
- Cheltenham 500 kV grid connection (PJM C01-1494)618 MW
- Perryman 115 kV grid connection (PJM C01-1579)555 MW
- Black Oak - Hatfield 500 kV grid connection (PJM C01-1333)500 MW
- Conastone 500 kV grid connection (PJM AH1-725 - moved to TC2)500 MW
- Conastone 500 kV grid connection (PJM AH1-725)500 MW
- Dickerson - Quince Orchard 230 kV grid connection (PJM C01-1885)500 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.