Hypoxia in the Gulf of Mexico
Report Site Map > Streamflow and Nutrient Flux for the Nine Major Subbasins Comprising the Mississippi-Atchafalaya River Basin > Streamflow and Nutrient Flux at Mississippi River below Grafton, Illinois
Streamflow data are from the Mississippi River at Grafton, Illinois, station (ID 05587450). Prior to 1989 water-quality sampling was conducted at Mississippi River below Alton, Illinois, station (ID 05587550) and streamflow data were from the Mississippi River at Alton, Illinois, station (ID 05587500).
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Report Site Map > Streamflow and Nutrient Flux for the Nine Major Subbasins Comprising the Mississippi-Atchafalaya River Basin > Streamflow and Nutrient Flux at Mississippi River below Grafton, Illinois