North Dakota Resumes Deicing Roads With Oil Wastewater

Monday, March 9, 2009

Oil drilling in western North Dakota produces large amounts of wastewater that is ten times saltier than seawater and can contain heavy metals and other substances. Oil companies are required to treat this water as a toxic substance when they dispose of it, but for years they have given the wastewater to municipailities to spread on roads as a deicer.

The state halted this practice after ELPC, other environmental groups and the media expressed concerns that it may harm water and wildlife and could be illegal. Recently some areas in North Dakota have resumed spreading the wastewater on roads.  ELPC Attorney Brad Klien was quoted in this Associated Press article expressing ELPC’s concern about the use of this toxic substance.

“I think a lot of unanswered questions remain about the road-spreading of brines,” said Brad Klein, an attorney for the Environmental Law & Policy Center. “We do think the state is on weak legal ground and there are potential Clean Water Act violations.”

Read the full article here

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