It flows south from there to Westtown, where Goose Creek enters and the former West Chester and Philadelphia Railroad (now owned by SEPTA) runs alongside it. The stream runs easterly about two miles, then turns south and passes a large stone quarry at Glen Mills.
South of that location, the waterway proceeds to Westtown, where Goose Creek joins and the former West Chester and Philadelphia Railroad (now SEPTA-owned) is adjacent. The stream flows eastward for approximately two miles, then turns south and passes a significant stone quarry in Glen Mills.