Summaries of annual phosphorus loads and flow volumes discharged from wastewater facilities since 2005. Click on a facility for more detail.
Since 2000, Minnesota wastewater treatment facilities have decreased the amount of phosphorus discharged to surface waters by 71%, thanks to a strategy to address phosphorus limits in permits.
New river nutrient water quality standards target phosphorus levels to prevent algal blooms that harm fish and other aquatic life.
Money generated by the Legacy Amendment is helping reduce algae-causing phosphorus in Minnesota waters via grants to improve wastewater treatment.