Bold & Gold was used to remove total phosphorus in an urban on-line up-flow filter and an off-line filter in Florida (FDOT, 2014)<ref>FDOT. 2014. Demonstration Bio Media for Ultra-urban Stormwater Treatment. https://www.fergusonwaterworks.com/wp-content/uploads/2022/11/Demonstration-Bio-Media-For-Ultra-Urban-Stormwater-Treatment-1.pdf. Accessed August 2025.</ref>. It was also used in Florida in residential swales covered with native soil and sod to remove nitrogen and phosphorus from stormwater (FDOT, 2023)<ref>FDOT. 2023. Cape Coral North 2 Utilities | Bold & Gold was used to remove total phosphorus in an urban on-line up-flow filter and an off-line filter in Florida (FDOT, 2014)<ref>FDOT. 2014. Demonstration Bio Media for Ultra-urban Stormwater Treatment. https://www.fergusonwaterworks.com/wp-content/uploads/2022/11/Demonstration-Bio-Media-For-Ultra-Urban-Stormwater-Treatment-1.pdf. Accessed August 2025.</ref>. It was also used in Florida in residential swales covered with native soil and sod to remove nitrogen and phosphorus from stormwater (FDOT, 2023)<ref>FDOT. 2023. Cape Coral North 2 Utilities |