Document ppvdaeVg6KxgqgKEKerZyKGJ7

Subject: Calciner No, 1 through No. 6 Plant (ep 201 through 206) Compliance Tests - Particulate, Total Fluoride and Mercury Certification bv Responsible Official [15A NCAC 2Q .0520] As the responsible official for PCS Phosphate - Aurora Division, I, Mark Johnson, General Manager, certify that based on information and belief formed after reasonable inquiry, the statements and information in this document are true, accurate, and complete. ________________ y ' ' Signature of Responsible Official 'm2 - : - - ,, Date' of Certification NAI-l 500927533v 1 17cv1906 Sierra Club v. EPA - 6/22 Production ED 001523 00007570-00001