Barnsdall Main Street Well Site, Osage Hills State Park

The Barnsdall Main Street Well is a formerly active oil well in the middle of Main Street in the town of Barnsdall, Oklahoma. It is believed to be the only such oil well anywhere in the world. It was listed on the National Register of Historic Places on October 1, 1997, as part of the "Energy Related Resources in Northeastern Oklahoma Multiple Property Submission". According to signage at the site, the well was completed on March 18, 1914, with a depth of 1771 feet. It remained active until the 1960s. ()