MISO On-Peak and Off-Peak hours are defined as follows:
Important Note: All times noted remain in Eastern Standard Time (EST) for the entire calendar year (i.e., No change to accommodate Daylight Savings Time (DST))
Monday through Friday
From Hour Ending through and including Hour Ending
- Off-Peak 0100 0600
- On-Peak 0700 2200
- Off-Peak 2300 2400
Saturday and Sunday
From Hour Ending through and including Hour Ending
- Off-Peak 0100 2400
Holidays (New Year’s Day, Memorial Day, Independence Day, Labor Day, Thanksgiving Day, Christmas Day)
Important Note: The Off-Peak day will occur on the Monday immediately following a holiday that occurs on a Sunday.
From Hour Ending through and including Hour Ending
- Off-Peak 0100 2400
Resources and Refences
- BPM 013 – Module B – Transmission Service - home > Legal > Business Practices Manuals