Here is an excerpt from their letter:
… the Application fails in a meaningful way to address the significant water resource impacts that could occur from this Project and has failed to provide sufficient information to demonstrate compliance with New York State water quality standards. Constitution’s failure to adequately address these concerns limited the Department’s ability to assess the impacts and conclude that the Project will comply water quality standard.s. Accordingly, Constitution’s request for a WQC is denied.
Read the entire 14 page denial letter here.