A bill to amend the Federal Water Pollution Control Act to exclude prior converted cropland from the definition of "navigable waters", and for other purposes.

Mike Rounds

Senator - South Dakota

Party: Republican, 2015 -

John Thune

Senator - South Dakota

Party: Republican, 1997 -

John Hoeven

Senator - North Dakota

Party: Republican, 2011 -

Roger Marshall

Senator - Kansas

Party: Republican, 2017 -

John Barrasso

Senator - Wyoming

Party: Republican, 2007 -