August 6, 2010. New Hill, North Carolina.. Paul Barth has led the New Hill community effort to oopose the plant, He is photographed outside Site 14, the prefered site for the sewage plant, which is less than 100 yars outside the historic district of New Hill.. A coalition composed of the towns of Cary, Apex, Morrisville and Holly Springs has proposed to build a waste water treatment plant in the unincorporated town of New Hill, in southern Wake County.. The residents only found out about the proposed site through a Cary resident and have been fighting the plant ever since as it brings no benefits to their town, only to the larger members of the coaltition.