The applicant, Capital Sand Proppants, LLC., seeks authorization to conduct grading and filling operations in waters of the United States to expand the existing surface sand mine. The expansion would involve surface mining through two unnamed tributaries to Byrd Creek for a total of 2,930 linear feet of impacts. The two tributaries originate within the mine property. Byrd Creek flows into the Upper Whitewater River. The public notice comment period opens on July 16, 2018 and closes August 5, 2018.