Rock River

Rock River

The Rock River watershed covers 1,075,032 acres in Rock, Nobles, Pipestone and Murray counties in southwestern Minnesota. It is the largest of the four watersheds in Minnesota that are part of the Missouri River Basin, extending south into Iowa.

Land use in this watershed is primarily agriculture, with most land in row crop production. Pastureland is also prevalent throughout the watershed. There are no natural lakes in this watershed. Some of the larger communities in the watershed are Luverne, Adrian, Edgerton and Wilmont.

What's being done

Monitoring and assessment

Water quality model supporting documents

Strategy development for restoration and protection

Rock River Bacteria and Turbidity TMDL

A TMDL report was completed for a portion of the Rock River watershed in 2008. Since then, the area has received grant and loan dollars to target the bacteria and turbidity impairments in the watershed.