Tiller Corp. Gets $85,000 Frac-Sand Fine in Minn.
The fine was for a long list of violations, including emitting unsafe levels of toxic dust, and was issued a year after the initial violation.
By Zahra Hirji
frac sand
40% of Wisc. Frac Sand Industry Violated Rules
By Zahra Hirji
New Answers About Frac Sand and Dust
By Zahra Hirji
Frac Sand Boom: South Dakota Seeks to Cash In
By Zahra Hirji
Frac Sand Pollution: Minnesota Town Wants Answers
By Zahra Hirji
Minn. Draws Line in the Frac Sand Boom
By Zahra Hirji
