Salt water laced with cancer-causing chemicals, a byproduct of oil and gas drilling, is spewing from old wells.
Experts warn of a pollution crisis spreading underground and threatening Oklahoma’s drinking water.
In January 2020, Danny Ray started a job with the Oklahoma agency that regulates oil and gas to address a spreading problem.
These highlights were written by the reporters and editors who worked on this story.
Author's summary: Oklahoma faces a pollution crisis from toxic wastewater.