On Tuesday, the City of Santa Clarita hosted another groundbreaking ceremony for the Pioneer Oil Refinery historical site, planned to become the city’s 39th park.   “Today celebrates a pivotal moment not only in our city’s history but California’s as well. Just behind us you can see the remnants of the Pioneer Oil Refinery, which was ... The post City Hosts Groundbreaking Ceremony For City’s 39th Park Pioneer Oil Refinery appeared first on KHTS Radio.