In the past, the average demand had remained between 900 and 1000MW even during peak summers. On June 22, however, the collective peak-hour load of six sectors, including Mohali-1, Kharar, Banur, Mohali-2, Lalru and Derabassi, reached 1,125 MW, as per the data compiled by the Punjab State Power Corporation Limited (PSPCL) and Punjab State Transmission Corporation Limited (PSTCL).