2021-01-04_GENERAL DOCUMENTS - C1981019

• Permit No: C1981019
• IBM Index Class Name: General Documents
• Doc Date: 1/4/2021
• Doc Name Note: CO0045161
• Doc Name: Correspondence
• From: Colowyo Coal Company
• To: DRMS
• Email Name: ZTT
• Email Name: JDM
• Media Type: D
• Archive: No

DocuSign Envelope ID: EBE28081 -B782-4B42-BADB-D8C93B687B1 B
TOXICITY REDUCTION EVALUATION — LINES OF INVESTIGATION
References
APPENDIX A
DESIGN CALCULATIONS
dpg \\us0321-ppfss011shared_projectsV33001407\reports\4_tre lines of investigationitre lines of investigation_20200320_ifra.docx