Value of mill by-products fact sheet
Banded mill mud/ash fact sheet
Banded mill mud/compost trial report
EPA approval for mill mud/ash & boiler gravel
A Resource Recovery Exemption from EPA allows the mill to supply mill mud and boiler ash to growers for application to land and for the boiler grate gravel to be used as fill. The EPA has specified conditions that apply to the growers (exemption component) and conditions for the mill (Order component).