Subject: correction : pdci and coi derate
correction : after the day ahead market ran , the coi branch group ttc in the
north to south direction was changed from 4150 mw to 4100 mw for he 20 from
4300 mw to 4100 mws he 21 and he 22 ; the pdci in the north to south direction
from 2721 mw to 2572 mw he 20 from 2721 mw to 2572 he 21 and he 22 for the
operating day 09 - 12 - 01 . the reason ( s ) for the change is extended 500 kv line
work . the first applicable hour ahead market to run with these values is
he 20 . the iso will update you of any changes in line rating status . sent by
market operations , inquiries please call the hour ahead desk .