Member Login. The following was included in TCTA's 2015-16 Survival Guide, the ultimate reference tool for Texas educators, and is current as of September 2015 but is subject to change.
The Allegheny Mountains run diagonally from the southwest to the northeast with piedmont and coastal plains in the southeast triangle. The Allegheny Front, as it's called, cuts a diagonal line across the state. In the northwest, the plateau falls to the Lake Erie lowlands and, finally, Lake Erie. ( Pennsylvania Close-up)
This is a generalized topographic map of Pennsylvania. It shows elevation trends across the state. Detailed topographic maps and aerial photos of Pennsylvania are available in the Geology.com store. See our state high points map to learn about Mt. Davis at 3,213 feet-the highest point in Pennsylvania. The lowest point is the Delaware River at Sea Level. Copyright information: The maps on this page were composed by Brad Cole of Geology.com. If you want to share these maps with others please link to this page.