1. Water
  2. Permitting and regulations
  3. Wastewater
  4. Wastewater permits
  5. Additional guidance and information
  6. Phosphorus in wastewater

Phosphorus loads and flow volumes

Summaries of annual phosphorus loads and flow volumes discharged from wastewater facilities since 2005. Click on a facility for more detail.

 

 

Going down: Phosphorus from wastewater facilities

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.

Protecting rivers from pollution

New river nutrient water quality standards target phosphorus levels to prevent algal blooms that harm fish and other aquatic life.
Cambridge wastewater treatment plant

Funds help cities reduce phosphorus in wastewater

Money generated by the Legacy Amendment is helping reduce algae-causing phosphorus in Minnesota waters via grants to improve wastewater treatment.
Central Iron Range Sanitary Sewer District (CIRSSD) in Chisholm, Minn.

Wastewater treatment upgrades

Above and beyond. MPCA recognizes Central Iron Range Sanitary Sewer District (Chisholm, Minn.) for long-term wastewater treatment improvements.