I remember a court case from a long time ago about a wealthy Texan who used some oilfield pipe for fencing for exotic animals on his ranch.  The pipes were radioactive and harmed or killed his animals. Or so I remember it.  A quick Google turns up Texas High Court Will Hear $24M James McAllen Farm Contamination Suit After All. This goes back to 1992, and it seems issues with radioactivity in the oil and gas industry have been known for much longer.  What seems to be happening today is the massive dumping of radioactive waste from fracking, well, just about everywhere.  From Rolling Stone:

America’s Radioactive Secret

Oil-and-gas wells produce nearly a trillion gallons of toxic waste a year. An investigation shows how it could be making workers sick and contaminating communities across America