PJM Interconnection
@pjminterconnection.bsky.social
PJM Interconnection coordinates the movement of wholesale electricity and ensures power supplies for 67 million people in all or parts of 13 states & D.C.
Forecast peak #electricity usage for Dec. 17 in #PJM region: 114,829 MW at 7 a.m. (Eastern); total scheduled capacity 149,935 MW (data as of 6 a.m.)
December 17, 2025 at 12:13 PM
Forecast peak #electricity usage for Dec. 17 in #PJM region: 114,829 MW at 7 a.m. (Eastern); total scheduled capacity 149,935 MW (data as of 6 a.m.)
Preliminary hourly integrated peak for #PJM region #electricity use on Dec. 16: 129,787 MW between 7 and 8 a.m. (Eastern)
December 17, 2025 at 12:12 PM
Preliminary hourly integrated peak for #PJM region #electricity use on Dec. 16: 129,787 MW between 7 and 8 a.m. (Eastern)
PJM detailed in a Dec. 12 filing a new process for long-term planning of regional transmission facilities in compliance with the Federal Energy Regulatory Commission’s Order 1920. Read more at PJM Inside Lines. https://insidelines.pjm.com/pjm-outlines-long-term-transmission-plan-in-ferc-filing/
December 16, 2025 at 7:54 PM
PJM detailed in a Dec. 12 filing a new process for long-term planning of regional transmission facilities in compliance with the Federal Energy Regulatory Commission’s Order 1920. Read more at PJM Inside Lines. https://insidelines.pjm.com/pjm-outlines-long-term-transmission-plan-in-ferc-filing/
Forecast peak #electricity usage for Dec. 16 in #PJM region: 130,409 MW at 7 a.m. (Eastern); total scheduled capacity 152,867 MW (data as of 6 a.m.)
December 16, 2025 at 11:33 AM
Forecast peak #electricity usage for Dec. 16 in #PJM region: 130,409 MW at 7 a.m. (Eastern); total scheduled capacity 152,867 MW (data as of 6 a.m.)
Preliminary hourly integrated peak for #PJM region #electricity use on Dec. 15: 135,681 MW between 8 and 9 a.m. (Eastern)
December 16, 2025 at 11:32 AM
Preliminary hourly integrated peak for #PJM region #electricity use on Dec. 15: 135,681 MW between 8 and 9 a.m. (Eastern)
Forecast peak #electricity usage for Dec. 15 in #PJM region: 137,871 MW at 8 a.m. (Eastern); total scheduled capacity 157,572 MW (data as of 8 a.m.)
December 15, 2025 at 1:22 PM
Forecast peak #electricity usage for Dec. 15 in #PJM region: 137,871 MW at 8 a.m. (Eastern); total scheduled capacity 157,572 MW (data as of 8 a.m.)
Preliminary peaks for #PJM region #electricity use on:
Dec. 12: 117,352 MW between 8-9 a.m.
Dec. 13: 110,990 MW between 6-7 p.m.
Dec. 14: 132,228 MW between 7-8 p.m.
Dec. 12: 117,352 MW between 8-9 a.m.
Dec. 13: 110,990 MW between 6-7 p.m.
Dec. 14: 132,228 MW between 7-8 p.m.
December 15, 2025 at 1:21 PM
Preliminary peaks for #PJM region #electricity use on:
Dec. 12: 117,352 MW between 8-9 a.m.
Dec. 13: 110,990 MW between 6-7 p.m.
Dec. 14: 132,228 MW between 7-8 p.m.
Dec. 12: 117,352 MW between 8-9 a.m.
Dec. 13: 110,990 MW between 6-7 p.m.
Dec. 14: 132,228 MW between 7-8 p.m.
Happy Holidays from PJM Interconnection. https://www.youtube.com/watch?v=UX2SremXyHQ
Happy Holidays from PJM
YouTube video by pjminterconnection
www.youtube.com
December 12, 2025 at 8:50 PM
Happy Holidays from PJM Interconnection. https://www.youtube.com/watch?v=UX2SremXyHQ
PJM’s Aftab Khan, EVP for Operations, Planning and Security, joined industry leaders this week at Reuters #EnergyLIVE in Houston to discuss what’s on everyone’s minds in the electricity business – how to meet the challenge of data-center driven demand growth.
December 12, 2025 at 8:00 PM
PJM’s Aftab Khan, EVP for Operations, Planning and Security, joined industry leaders this week at Reuters #EnergyLIVE in Houston to discuss what’s on everyone’s minds in the electricity business – how to meet the challenge of data-center driven demand growth.
Forecast peak #electricity usage for Dec. 12 in #PJM region: 117,413 MW at 8 a.m. (Eastern); total scheduled capacity 147,382 MW (data as of 6 a.m.)
December 12, 2025 at 11:28 AM
Forecast peak #electricity usage for Dec. 12 in #PJM region: 117,413 MW at 8 a.m. (Eastern); total scheduled capacity 147,382 MW (data as of 6 a.m.)
Preliminary hourly integrated peak for #PJM region #electricity use on Dec. 11: 119,349 MW between 6 and 7 p.m. (Eastern)
December 12, 2025 at 11:27 AM
Preliminary hourly integrated peak for #PJM region #electricity use on Dec. 11: 119,349 MW between 6 and 7 p.m. (Eastern)
Cold Weather Alerts Issued for Dec. 13, 14 and 15 for ComEd and Western Regions https://insidelines.pjm.com/cold-weather-alerts-issued-for-dec-13-14-and-15-for-comed-and-western-regions/
December 11, 2025 at 7:55 PM
Cold Weather Alerts Issued for Dec. 13, 14 and 15 for ComEd and Western Regions https://insidelines.pjm.com/cold-weather-alerts-issued-for-dec-13-14-and-15-for-comed-and-western-regions/
Forecast peak #electricity usage for Dec. 11 in #PJM region: 119,181 MW at 6 p.m. (Eastern); total scheduled capacity 146,334 MW (data as of 6 a.m.)
December 11, 2025 at 11:27 AM
Forecast peak #electricity usage for Dec. 11 in #PJM region: 119,181 MW at 6 p.m. (Eastern); total scheduled capacity 146,334 MW (data as of 6 a.m.)
Preliminary hourly integrated peak for #PJM region #electricity use on Dec. 10: 115,004 MW between 5 and 6 p.m. (Eastern)
December 11, 2025 at 11:26 AM
Preliminary hourly integrated peak for #PJM region #electricity use on Dec. 10: 115,004 MW between 5 and 6 p.m. (Eastern)
PJM reviewed the proposals being considered for the 2025 Regional Transmission Expansion Plan Window 1 during the Dec. 8 meeting of the Transmission Expansion Advisory Committee (TEAC). https://insidelines.pjm.com/pjm-reviews-preliminary-recommended-projects-for-2025-rtep-window-1/
December 10, 2025 at 6:48 PM
PJM reviewed the proposals being considered for the 2025 Regional Transmission Expansion Plan Window 1 during the Dec. 8 meeting of the Transmission Expansion Advisory Committee (TEAC). https://insidelines.pjm.com/pjm-reviews-preliminary-recommended-projects-for-2025-rtep-window-1/
Forecast peak #electricity usage for Dec. 10 in #PJM region: 114,794 MW at 6 p.m. (Eastern); total scheduled capacity 146,524 MW (data as of 6 a.m.)
December 10, 2025 at 12:14 PM
Forecast peak #electricity usage for Dec. 10 in #PJM region: 114,794 MW at 6 p.m. (Eastern); total scheduled capacity 146,524 MW (data as of 6 a.m.)
Preliminary hourly integrated peak for #PJM region #electricity use on Dec. 9: 126,609 MW between 7 and 8 a.m. (Eastern)
December 10, 2025 at 12:13 PM
Preliminary hourly integrated peak for #PJM region #electricity use on Dec. 9: 126,609 MW between 7 and 8 a.m. (Eastern)
Forecast peak #electricity usage for Dec. 9 in #PJM region: 129,107 MW at 7 a.m. (Eastern); total scheduled capacity 148,667 MW (data as of 7 a.m.)
December 9, 2025 at 12:18 PM
Forecast peak #electricity usage for Dec. 9 in #PJM region: 129,107 MW at 7 a.m. (Eastern); total scheduled capacity 148,667 MW (data as of 7 a.m.)
Preliminary hourly integrated peak for #PJM region #electricity use on Dec. 8: 125,199 MW between 6 and 7 p.m. (Eastern)
December 9, 2025 at 12:17 PM
Preliminary hourly integrated peak for #PJM region #electricity use on Dec. 8: 125,199 MW between 6 and 7 p.m. (Eastern)
Forecast peak #electricity usage for Dec. 8 in #PJM region: 121,315 MW at 6 p.m. (Eastern); total scheduled capacity 148,717 MW (data as of 8 a.m.)
December 8, 2025 at 1:22 PM
Forecast peak #electricity usage for Dec. 8 in #PJM region: 121,315 MW at 6 p.m. (Eastern); total scheduled capacity 148,717 MW (data as of 8 a.m.)
Preliminary peaks for #PJM region #electricity use on:
Dec. 5: 119,786 MW between 8-9 a.m.
Dec. 6: 107,472 MW between 6-7 p.m.
Dec. 7: 108,191 MW between 7-8 p.m.
Dec. 5: 119,786 MW between 8-9 a.m.
Dec. 6: 107,472 MW between 6-7 p.m.
Dec. 7: 108,191 MW between 7-8 p.m.
December 8, 2025 at 1:21 PM
Preliminary peaks for #PJM region #electricity use on:
Dec. 5: 119,786 MW between 8-9 a.m.
Dec. 6: 107,472 MW between 6-7 p.m.
Dec. 7: 108,191 MW between 7-8 p.m.
Dec. 5: 119,786 MW between 8-9 a.m.
Dec. 6: 107,472 MW between 6-7 p.m.
Dec. 7: 108,191 MW between 7-8 p.m.
PJM received the go-ahead from the Federal Energy Regulatory Commission Dec. 4 to simplify its rules for connecting generation resources at the distribution level. https://insidelines.pjm.com/ferc-approves-pjm-plan-to-simplify-connection-of-distribution-level-resources/
December 5, 2025 at 8:53 PM
PJM received the go-ahead from the Federal Energy Regulatory Commission Dec. 4 to simplify its rules for connecting generation resources at the distribution level. https://insidelines.pjm.com/ferc-approves-pjm-plan-to-simplify-connection-of-distribution-level-resources/
Forecast peak #electricity usage for Dec. 5 in #PJM region: 120,976 MW at 7 a.m. (Eastern); total scheduled capacity 150,579 MW (data as of 6 a.m.)
December 5, 2025 at 11:22 AM
Forecast peak #electricity usage for Dec. 5 in #PJM region: 120,976 MW at 7 a.m. (Eastern); total scheduled capacity 150,579 MW (data as of 6 a.m.)
Preliminary hourly integrated peak for #PJM region #electricity use on Dec. 4: 116,275 MW between 6 and 7 p.m. (Eastern)
December 5, 2025 at 11:22 AM
Preliminary hourly integrated peak for #PJM region #electricity use on Dec. 4: 116,275 MW between 6 and 7 p.m. (Eastern)
PJM Capacity Auction for 2027/2028 Delivery Year Opens https://insidelines.pjm.com/pjm-capacity-auction-for-2027-2028-delivery-year-opens/
December 4, 2025 at 3:06 PM
PJM Capacity Auction for 2027/2028 Delivery Year Opens https://insidelines.pjm.com/pjm-capacity-auction-for-2027-2028-delivery-year-opens/