‘If a field is starting to produce, it’s because of biosolids’: Farmers credit King County’s Loop biosolids for stronger crop yields, better soil retention

Farmers in Central Washington credit the King County Wastewater Treatment Division for enhancing their drought resilience with Loop biosolids, a natural alternative to artificial fertilizers that require significant energy to produce and often contain harmful chemicals.

Loop transforms wastewater into a nutrient-rich amendment that researchers and soil scientists have found increased crop yields by up to 40%. The long-standing product supports the Wastewater Treatment Division’s mission to put recovered resources to beneficial use

“It’s clear that for decades Loop biosolids have made a positive impact by transforming the landscape of modern agriculture and land restoration,” said Kamuron Gurol, director of the King County Wastewater Treatment Division. “By capturing and beneficially using a valuable resource, we are leading the way toward a more sustainable and climate-resilient future.” Read more.