Definitions for "On-Peak"
Keywords:  weekday, demand, nymex, verde, palo
Generally, the hours from 6:00AM to 11:00PM, when demand for electricity is high.
Refers to hours of the business day when demand is at its peak. For example, the NYMEX Division California-Oregon border and Palo Verde electricity futures contracts define the on-peak period from the hour ending 0700 to the hour ending 2200 (6 A.M. to 10 P.M.), prevailing time. In the physical market, on-peak definitions vary by North America Electric Reliability Council region.
A time period determined by a utility company to reflect the time of day when demand is at its maximum. Usually On-Peak represents weekday hours.