2019-09-18_PERMIT FILE - C1981035 ‎(7)‎

• Permit No: C1981035
• IBM Index Class Name: PERMIT FILE
• Doc Date: 9/18/2019
• Doc Name: Licenses and Permits
• Section_Exhibit Name: KI Appendix 02
• Media Type: D
• Archive: No

GCC Energy, LLC Colorado Department of Public Health and Environment
Permit No. 09LP0202F Air Pollution Control Division
Final Approval — Modification 1
PARTICULATE EMISSIONS CONTROL PLAN FOR MINING AND PROCESSING ACTIVITIES
THE FOLLOWING PARTICULATE EMISSIONS CONTROL MEASURES SHALL BE USED FOR
COMPLIANCE PURPOSES ON THE ACTIVITIES COVERED BY THIS PERMIT, AS REQUIRED BY
THE AIR QUALITY CONTROL COMMISSION REGULATION NO.1, SECTION III.D.1.b. THIS SOURCE
IS SUBJECT TO THE FOLLOWING EMISSION GUIDELINES:
a. Mining and Processing Activities - Visible emissions not to exceed 20 %, no off - property transport
of visible emissions.
b. Haul Roads - No off - property transport of visible emissions shall apply to on -site haul roads, the
nuisance guidelines shall apply to off -site haul roads.
c. Haul Trucks - There shall be no off - property transport of visible emissions from haul trucks when
operating on the property of the owner or operator. There shall be no off - vehicle transport of visible
emissions from the material in the haul trucks when operating off of the property of the owner or
operator.
Control Measures
Adequate soil moisture must be maintained in topsoil to control emissions during removal.
Watering shall be implemented if necessary.
2. Topsoil stockpiles shall be revegetated within one year.
3. Emissions from material handling (i.e. removal, loading, and hauling) shall be controlled by
watering at all times unless natural moisture is sufficient to control emissions.
4. Unpaved haul roads shall be graveled, as per Final application, and watered as often as needed to
control fugitive particulate emissions such that the above guidelines are met. Chemical Dust
suppression shall be utilized if necessary.
5. Reclamation works and sequential extraction of material shall be initiated to keep the total
disturbed areas at any one time to a minimum.
6. Material stockpiles shall be watered as necessary if inherent moisture is not sufficient to control
fugitive particulate emissions.
7. Plant entryway and truck service roads shall be graveled or paved. Watering shall be implemented
if emission guidelines above are not met.
AIRS ID: 067/1103 Page 8 of 11