According to this passage, which scenario
would be in violation of the CWA?
An oil refinery directly channels chemical
wastewater into surrounding man-made
ditches.
O Builders construct a landfill that uses
liners to reduce wastewater from seeping
into the ground.
A water quality expert at a lake records
the level of a toxic chemical below
current standards.
A paper mill factory gets permission to
release an approved amount of
discharge into a stream.