Jefferson Township Greene County CLEAN-UP is SATURDAY, OCTOBER 10th Items may be dropped off at the Township building from 8:00 a.m. to 3:00 p.m. on the above day. For more JEFFERSON.TOWNSHIP information call the Township office at 724-883-4900 Jefferson Township Greene County CLEAN-UP is SATURDAY, OCTOBER 10th Items may be dropped off at the Township building from 8:00 a.m. to 3:00 p.m. on the above day. For more JEFFERSON.TOWNSHIP information call the Township office at 724-883-4900