**Five-Minute LMPs** — Every five minutes PJM calculates LMPs for all buses. Prices for hubs, zones, interfaces and aggregates are calculated from these values. Weighted average prices for zones are also calculated.
**Hourly Integrated LMPs** * — Every hour PJM calculates a
n hourly integrated price for the previous hour for each aggregate based on an average of the available five-minute LMPs for that hour.
**Hourly Settlement LMPs** * — Around noon, the previous day’s hourly settlement LMPs for all zones and aggregates are available. Exceptions to the “next day noon” timeframe occur for Friday and Saturday; these prices will be posted by noon on Monday. For weekday holidays, the prices usually will be posted around noon of the next PJM business day.
**Day Ahead LMPs** * - Day-ahead hourly LMPs are calculated for all buses, zones and aggregates by 4:00 p.m. every PJM business day. Day-ahead prices are posted every day of the year.* |