Add Yahoo as a preferred source to see more of our stories on Google. As Central Iowa Water Works imposes a lawn-watering ban to help ensure member utilities have the capacity to treat high levels of ...

Central Iowa Water Works is removing nitrates and keeping levels below the EPA's threshold of 10 milligrams per liter. But what happens to those nitrates after they're removed from our water? KCCI's ...

Central Iowa Water Works says the nitrate removal facility is still running Monday.

As Central Iowa Water Works imposes a lawn-watering ban to help ensure member utilities have the capacity to treat high levels of nitrates in their source water, some central Iowans are eyeing the ...