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Bion Patents Process to Recover Nitrogen from Waste

Bion Environmental Technologies has filed a new patent application for a process that recovers a nitrogen-rich, non-synthetic fertilizer product from a livestock waste stream. The fertilizer contains 12 percent to 15 percent nitrogen in a solid crystalline form that is water-soluble and provides readily available nitrogen. It contains none of … Read more »

How Water Treatment Plants Can Manage Harmful Algal Blooms

Harmful algal blooms can be a big problem for water utilities. According to a Water World article, the city of Toledo, Ohio, lost access to drinking water for three days due to a sudden deluge of microcystin — a cyanotoxin found in some of the blue-green algae blooms that grow … Read more »

MPC-Buoy

American Water, LG Sonic Control Water Treatment Plant Algae Blooms

American Water, the nation’s largest publicly traded water and wastewater utility company, has formed a partnership with LG Sonic to perform ultrasonic algae control in water treatment plants. LG Sonic’s solar-powered ultrasonic algae control buoys, called the MPC-Buoy, transmit ultrasonic waves continuously to disrupt algal cells, causing them to sink … Read more »

Tracking Tool for Waterway Nutrient Enrichment Available

The US Geological Survey has introduced an online tracking tool for nutrient enrichment of the nation’s streams, lakes, and estuaries. Widespread nutrient enrichment can contribute to harmful algal blooms, increasing costs for drinking water and causing declines in ecosystem health. Maps and tables describing the major sources and watershed inputs of … Read more »