 Plunketts Creek 's unique name comes from the first owner of the land including the creek 's mouth , and the creek has given its name to two townships ( although one has since changed its name ) . The creek flows southwest and then south through the dissected Allegheny Plateau , through rock from the Mississippian sub @-@ period and Devonian period . Much of the Plunketts Creek valley is composed of various glacial deposits , chiefly alluvium . 
 Plunketts Creek <a href='null_genetive' title='1'><mark>'s</mark></a>unique name <a href='uninflect' title='2'><mark>comes</mark></a> from the first owner of the land including the creek <a href='null_genetive' title='3'><mark>'s</mark></a>mouth , and the creek <a href='been_done' title='4'><mark>has</mark></a> given its name to two townships ( although one <a href='been_done' title='5'><mark>has</mark></a> since changed its name ) . The creek <a href='uninflect' title='6'><mark>flows</mark></a> southwest and then south through the dissected Allegheny Plateau , through rock from the Mississippian sub @-@ period and Devonian period . Much of the Plunketts Creek valley is composed of various glacial deposits , chiefly alluvium . 
Plunketts Creek  unique name come from the first owner of the land including da creek  mouth , and the creek done given its name to two townships ( although one done since changed its name ) . The creek flow southwest and then south through tdadissected Allegheny Plateau , through rock from thdaississippian sub @-@ period and Devonian period . Much of the Plunketts Creek valley is composed of various glacial deposits , chiefly alluvium .