"The Pittsburgh Port District encompasses an eleven county area including Allegheny, Armstrong, Beaver, Butler, Clarion, Fayette, Greene, Indiana, Lawrence, Washington, and Westmoreland Counties, essentially all 200 miles of commercially navigable waterways in southwestern Pennsylvania. The Port of Pittsburgh supports over 200 river terminals and barge industry service suppliers, including privately owned public river terminals. The Commission acts as a one-stop shopping link for shippers seeking information on the river system. The Port complex is served by the CSX and Norfolk Southern railroads and by four interstate highways."
Port of Pittsburgh Commission