COLUMBIA, S.C. — Columbia Water will begin construction on a $1.9 million project in the Marion Street area. The project will focus on building bioretention cells to improve water quality.

Two bioretention cells were constructed on the University of Northern Iowa campus to collect runoff from parking lots and allow the water to infiltrate the ground slowly. The Black Hawk Soil and Water ...

The Iowa Department of Agriculture and Land Stewardship awarded nearly $2.7 million in its latest round of matching grants for 14 urban water quality projects. Secretary of Agriculture Mike Naig says ...

The Gazette offers audio versions of articles using Instaread. Some words may be mispronounced. WEST DES MOINES — Iowa Secretary of Agriculture Mike Naig announced Monday the state will invest $2.7 ...

Bioretention cells are shallow vegetated areas which trap water from impervious surfaces, filter trash and pollutants and slowly release the rainwater into local waterways. Bioretention cells are ...

The design and performance of stormwater controls is affected by the treatment flow rates of bioretention media. This article presents the results of a large number of laboratory column tests ...