Spreading wastewater, or brine, from conventional oil and gas wells on unpaved roads is a longstanding practice for suppressing dust, which can become a breathing and visibility hazard during warmer months. Common in several other states, the practice was halted in Pennsylvania in 2018 and is under evaluation by the Pennsylvania Department of Environmental Protection (DEP). The DEP commissioned a study by Penn State researchers, who found that the brine is about as effective as rainwater at controlling dust but worse for the environment.
Click here for original story, Oil and gas brine ‘no better’ at controlling dust than rainwater, researchers find
Source: Phys.org