20240207 06143500 1.0 TRUE DVRPC Tile Index 2015 This index corresponds to the coverage of DVRPC's PA State Plane (South Zone) orthoimagery in the 5-county, Pennsylvania portion of the DVRPC region.Each polygon is attributed with the source of the 2015 imagery for that particular tile; either Quantum Spatial, US Army Corps of Engineers (USACE) and AXIS Geospatial, or a combination thereof.