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)
Tweet. Pennsylvania's highest point is Mount Davis, with an elevation of 3,200 feet (about 980 m). It still is about 100 feet lower than the lowest point in Colorado, which is located on the Arikaree River, at 3,300 feet (about 1,000 m).The highest point in Colorado, Mount Elbert, is more than four times the height of the highest point in Pennsylvania, at about 14,400 feet (about 4,400 m). The state with the lowest high point is Florida, with Britton Hill, which is just 345 feet (about 105 m) above seal level as its high point.