Thank you for this question. I had only a basic understanding of the sources of phosphorus in wastewater, and the measures that are available to reduce phosphorous pollution, so I had to do some research. My understanding is that the main sources of phosphorus in wastewater are human waste from septic systems, household detergents, and aging and inefficient wastewater treatment plants. I am in support of measures to reduce phosphorus runoff through prevention – inspection and upgrading of septic and wastewater treatment – and through education.

My understanding is that phosphorus can be captured, but it is more beneficial and less expensive to prevent nutrient overload by reducing use of phosphorus fertilizers, and