WILLISTON, N.D. - A contractor that stockpiled filter socks in McKenzie County last year paid a $16,000 fine, with $87,000 in fines dismissed, and agreed to no longer operate in North Dakota.

Oilfield filter socks, used to filter wastewater at drilling sites, have turned up in some odd corners of North Dakota, including a roadside, an Indian Reservation, a city garbage can, and tucked ...

A new study finds that compost filters socks can reduce soil erosion from croplands and reduce the amount of herbicide in runoff. Water runoff from cropped farm fields can contain large amounts of ...

This March 3, 2014 file photo provided by the North Dakota Health Department shows bags full of radioactive oil filter socks, the nets that strain liquids during the oil production process, piled in ...

BISMARCK - North Dakota announced new rules Wednesday for oilfield waste known as filter socks that aim to prevent the illegal stockpiles of the waste that have been turning up in remote corners of ...

WATFORD CITY, N.D. — State health officials continue to investigate thousands of pounds of potentially radioactive filter socks and debris stored at an oil field service company site in rural McKenzie ...

WILLISTON, N.D. — A contractor that stockpiled filter socks in McKenzie County last year paid a $16,000 fine, with $87,000 in fines dismissed, and agreed to no longer operate in North Dakota.