Iowa Public Radio

Uncommonly high nitrate levels this month lead Des Moines water treatment plant to run removal system

Elevated nitrate levels in the Des Moines and Raccoon rivers prompted Central Iowa Water Works to start up its nitrate ...
KCCI Des Moines

Ottumwa uses unique method to combat rising nitrate levels

THE DES MOINES RIVER IS THE SOURCE FOR DRINKING WATER FOR 25,000 PEOPLE HERE IN OTTUMWA. BUT MAKING THAT WATER SAFE IS BECOMING A BIGGER AND BIGGER CHALLENGE. WE’RE NOT QUITE NEAR RECORD LEVELS YET, ...
EurekAlert!

Biochar shows promise for cleaning nitrate pollution from soil and water

Excessive use of fertilizers has fueled global food production, but it has also left behind a serious problem: nitrate pollution in soil and water. High nitrate levels threaten drinking water safety, ...
Des Moines Register

Treating high nitrate levels that drove irrigation ban cost central Iowans $1 million

Des Moines Water Works spent over $1 million to treat near-record nitrate levels this summer that necessitated a law-watering ban A study is underway to determine the best approach for expanding ...