Since 1960, a decommissioned limestone mine in Pennsylvania has been the site for processing and storing thousands of federal retirement records for the Office of Personnel Management. NBC News’ ...

Sinkholes usually form due to groundwater slowly eroding the underground rock that holds soil together, and Pennsylvania is particularly prone to sinkhole damage because of its limestone bedrock ...

The Office of Personnel Management handles retirement paperwork for the entire federal government out of an old limestone mine in Pennsylvania. The process is set to be overhauled by Elon Musk’s ...

Lieutenant Governor Austin Davis and DCNR Secretary Cindy Adams Dunn joined local officials in Limestone Township to ...

2024 LEWISBURG — The Pennsylvania Fish and Boat Commission partnered with the Buffalo Valley Recreation Authority to establish a fishing area for children in Limestone Run at the park on St ...