SEPTA implemented new schedules on Sunday, December 16th. There was only one change to the Manayunk/Norristown line that services Whitemarsh Township and Conshohocken. It was as follows:

OUTBOUND (toward Norristown):

Train #6246, departing Suburban at 4:29 p.m., will be replaced by #8246; however, it will operate at the same times as currently scheduled

You can view the new Manayunk/Norristown schedule here.

You can view all the new schedules here.