Market Alerts

Stakeholders: Electric Generation Suppliers (EGS)

Subject: New Peak Load Contributions (PLC), Network Service Peak (NSPL), and Strata Values

Key Information: 

PECO has posted an updated file, “20251222ICAP.txt“, in each supplier’s individual reports folder on SUCCESS .

This file represents your current customer portfolio as of 12/22/2025. This file will be updated every Friday through May 2026 beginning next week.

This file list three (3) new pending values for Strata, NSPL, and PLC, effective as follows:

• Strata values will change effective January 1, 2026
• NSPL will change effective January 1, 2026
• PLC will change effective June 1, 2026

Supporting documentation for the calculations is available on our website, please click the following link: Annual ICAP Process.  The documentation provided is as follows:

• ICAP 2026 Load Summary – Summarizes the data and factors used to perform the PLC and NSPL calculations
• PLC and TX Calculations as of 1-1-2026 – Explains PECO’s methodology along with a sample calculation for each of the meter types (i.e. – monthly, hourly and registered demand).
• ICAP 2026 Counts – Shows by rate class/strata how the sum of the PLCs for all customers equals the PJM zonal PLC load target.
• ICAP 2026 Default – Worksheet by rate class/strata showing default PLC & NSPL load values.
• ICAP 2026 Weather Factors – Worksheet containing the weather correction factors for each of the PJM coincident peak days by rate class/strata for both registered demand and hourly-metered customers.
• ICAP 2026 Formats – Format layout for the supplier-specific file “dateICAP.txt”.

Action Requested:

If you have any questions or concerns regarding this communication, please visit the PECO Electric and Gas Choice website.  Select “CONTACT SUPPORT” and submit a CASE with your concerns. Please use CASE REASON “Supplier Communications” for such purpose.

Please distribute to the appropriate individuals in your organization. If you no longer wish to receive these communications, please visit the PECO Electric and Gas Choice website and modify your contact information accordingly or refer to your organizational Delegate for assistance.

Thank you,
PECO Electric and Gas Choice Communications Team