Keystone State Park in Pennsylvania is a top destination for fall foliage and offers a scenic, accessible hiking trail.

The beach at Keystone State Park in Derry Township is closed to swimmers because of elevated algae levels, the Pennsylvania Department of Conservation and Natural Resources said Wednesday. Water test ...

A lot of people spent this Fourth of July spending time with friends and family at Keystone Lake. "The water is great, what I love is you can walk out into the water, I got us a little floatie, going ...

All the rain is causing some problems at Green Country lakes because of high water levels. Some campsites and picnic tables are under water, and a lot of debris is floating in the water. Tens of ...

DERRY, Pa. — Pennsylvania Department of Conservation and Natural Resources officials on Tuesday visited Keystone Park in Westmoreland County to celebrate the park's selection as the No. 1 place in the ...

If all the talk about lake levels and cubic feet per second have you wondering what’s really going on at Keystone Lake and in the Arkansas River, here are some answers courtesy of U.S. Army Corps of ...