PJM Interconnection Issues Hot Weather Alert For July 17 In Its Mid-Atlantic, Southern Regions, Including Parts Of PA

The PJM Interconnection has issued a Hot Weather Alert for July 17 for its Mid-Atlantic and Southern Regions that includes Parts of Pennsylvania.  The Maximum Generation Alert NOT extended.

The Pennsylvania utilities include Met-Ed, Penelec, PECO Energy, PPL and UGI.

A Hot Weather Alert is a routine procedure PJM issues ahead of forecasted temperatures of 90 degrees or above and/or high humidity to prepare transmission and generation personnel and facilities for expected increases in electricity demand, or load. 

This alert does not require any action from customers.

Peak Demands

PJM said it expected to serve a peak demand of around 145,200 MW on July 17.

PJM’s record summer peak is 165,563 MW, set in 2006. On June 24 this summer, PJM served a preliminary peak of over 162,000 MW, the third-highest peak load in its history.

PJM has approximately 179,200 MW of generation capacity this summer, as well as approximately 7,900 MW of contracted demand response. 

Demand response programs pay customers in advance to have their electricity use automatically reduced in times of system stress.

Click Here for the PJM announcement.

Visit the PJM Interconnection website for more information.  PJM manages the electric grid across 13 states-- including Pennsylvania-- and the District of Columbia.

PA Oil & Gas Industry Public Notice Dashboards:

-- PA Oil & Gas Weekly Compliance Dashboard - July 12 to 18 - Uncontrolled Shale Gas Wastewater Release For 34 Hours; Abandoned Conventional Wells Top 300; 107 New Brownfield Sites  [PaEN] 

     -- DEP: Shale Gas Well Control Problem Caused Uncontrolled Release Of Wastewater For Over 34 Hours At Repsol’s Broadleaf Holdings Well Pad In Troy Twp., Bradford County  [PaEN] 

     -- Courier Times: Bucks County Residents, Sen. Santarsiero Say DEP Isn’t Doing Enough To Make Energy Transfer/Sunoco Define The Extent Of Petroleum Pipeline Leak And Clean It Up  [PaEN] 

-- PA Oil & Gas Industrial Facilities: Permit Notices, Opportunities To Comment - July 19 [PaEN]

     -- DEP Invites Comments On 4 Water Quality Permits For Texas Eastern Appalachia To Market 3 Natural Gas Pipeline Upgrade Project In Adams And York Counties  [PaEN]

     -- Susquehanna River Basin Commission Sets July 31 Hearing On Requests To Withdraw Millions Of Gallons Of Water Per Day, Including 11 For Shale Gas Development, 2 Gas Power Plants  [PaEN]

-- DEP Posted 103 Pages Of Permit-Related Notices In July 19 PA Bulletin  [PaEN] 

Related Articles This Week:

-- List Of More Than $90 Billion In Energy, A.I. Data Center Investments, Commitments Or Plans Announced At The PA Energy & Innovation Summit [PaEN] 

-- NewsClips - PA Energy & A.I. Summit Pittsburgh July 15, 2025

-- PA Republican Lawmakers Rush To Introduce Bills To Give New Tax Breaks, Waive Regulations, Environmental Standards For A.I. Data Centers Already Flocking Into Pennsylvania And Locking Up PA Power  [PaEN] 

-- Kleinman Center For Energy Policy: What Wasn’t Discussed At Pennsylvania’s Energy & A.I. Summit - By John Quigley, Senior Fellow

-- Utility Dive: Bipartisan Group Of 9 Governors, Including Gov. Shapiro, Say PJM Interconnection Facing ‘Unprecedented Crisis Of Confidence’ And Want A Hand In Filling 2 Vacant Board Seats  [PaEN] 

-- Environmental Health Project Releases Compounds Of Concern Online Tool To Help Frontline Residents Better Understand Health Symptoms Related To Chemicals In Industrial Pollution, Released By Oil & Gas Facilities  [PaEN]

-- Rise Of The Machines:  Senate, House Members Express Concern That Demand For Power To Run Computers Is Impacting The Price And Availability Of Electricity For ‘Ordinary People’  [5.12.25] 

-- US Dept. Of Energy Releases Report On Electric Grid Reliability, Security Saying Generation Growth Must Match Needs Of A.I. Data Centers;  But What About ‘Ordinary People’?   [7.8.25] 

-- PJM Interconnection Opens Next Electric Capacity Auction Bidding Window Of July 9 to 15 For 2026-27 Electric Delivery; Hold Your Breath!  [7.9.25]

-- PJM Interconnection Issues Maximum Generation Alert For July 15; Natural Gas Accounted For Most Generation Outages In June Generation Alert  [PaEN]  

-- PJM Interconnection Extends Maximum Generation Alert To July 16; Natural Gas Accounted For Most Generation Outages In June Generation Alert [PaEN] 

-- PJM Interconnection Issues Hot Weather Alert For July 17 In Its Mid-Atlantic, Southern Regions, Including Parts Of PA  [PaEN] 

-- Environmental Advocates Oppose Gov. Shapiro’s Attendance At Sen. McCormick's Energy, A.I. Summit Today In Pittsburgh  [PaEN]

-- Environmental Groups Rallying To Protect Delaware River Watershed From Shale Gas Fracking  [PaEN] 

-- Dept. Of Insurance/DEP Highlight 30 Years Of Underground Petroleum Products Storage Tank Insurance Fund Work; Paid Over $1.3 Billion To Clean Up Tank Leaks  [PaEN]

-- Gov. Shapiro Stops In Potter County To Highlight Investment In Key Gas Station Near Northcentral Regional ATV Trail To Build Outdoor Recreation Economy  [Owner Failed To Comply With Storage Tank Regulations] 

-- EPA Is 'Clearing The Regulatory Path For America To Dominate The Global A.I. Revolution'  [PaEN] 

-- Post-Gazette Editorial: Energy And Innovation Summit Is A Great Opportunity For Pittsburgh, But People Must Come First  [PaEN] 

-- DEP: $3.47 Million In Alternative Fuel Vehicle Grants Announced To Lower Costs, Improve Air Quality; Deadline For New Applications Oct. 10  [PaEN]

[Posted: July 15, 2025]  PA Environment Digest