“…Watershed District has funded a multi-component project focused on improving the water quality in Lake Nokomis (part of the chain of lakes in Minnesota) (Hettiarachchi et al, 2001). The project components included constructed wetlands and grit chambers to treat runoff from surrounding residential neighborhoods, an inflatable weir to prevent Minnehaha Creek water from flowing back into the lake, and rough fish removal and alum treatment to reduce the internal phosphorus loading.…”