2018-08-03_PERMIT FILE - C1981019A ‎(2)‎

• Permit No: C1981019A
• IBM Index Class Name: Permit File
• Doc Date: 8/3/2018
• Section_Exhibit Name: EXHIBIT 15 Permits
• Media Type: D
• Archive: Yes

A& •- COLORADO
Air Pollution Control Division
V. Department of Public Health fr Environment
13. The permit number of this pit shall be displayed in an easily observable location for ease of
identification. This permit number may be posted with permit number 95MF1040 at the
entrance to the mine access road. (Reference: Regulation No. 3, Part B, III.E.) (State only
enforceable)
14. The AIRS ID number must be marked on the subject process equipment AIRS ID points 022, 023,
024, and 028) for ease of identification. (Reference: Regulation Number 3, Part B, III.E.) (State
only enforceable)
15. A Revised Air Pollutant Emission Notice (APEN) must be filed: (Reference: Regulation Number
3, Part A, II.C. )
By April 30 of the year following a significant increase in emissions. A significant
increase in emissions is defined as follows:
For any criteria pollutant:
For sources emitting less than 100 tons per year, a change in actual emissions of five
tons per year or more, above the level reported on the last APEN submitted; or
For volatile organic compounds (VOC) and nitrogen oxide (NOx) sources in an ozone
non -attainment area emitting less than 100 tons of VOC or nitrogen oxide per year, a
change in actual emissions of one ton per year or more or five percent, whichever is
greater, above the level reported on the last APEN submitted; or
For sources emitting 100 tons per year or more of a criteria pollutant, a change in
actual emissions of five percent or 50 tons per year or more, whichever is less, above
the level reported on the last APEN submitted; or
For sources emitting any amount of lead, a change in actual emissions, above the level
reported on the last APEN submitted, of fifty (50) pounds of lead
For any non -criteria reportable pollutant:
If the emissions increase by 50% or five (5) tons per year, whichever is less, above the
level reported on the last APEN submitted to the Division.
b. Whenever there is a change in the owner or operator of any facility, process, or
activity; or
Whenever new control equipment is installed, or whenever a different type of control
equipment replaces an existing type of control equipment; or
d. Whenever a permit limitation must be modified; or
e. No later than 30 days before the existing APEN expires.
16. Public access must be precluded in all areas within the modeling receptor exclusion zone as
submitted with the modeling in the application. The exclusion zone must be fenced and posted
with no trespassing signs. See Attachment C for boundaries of the exclusion zone. (Reference:
Regulation Number 3, Part B, III.6.5)
COLORADO
e® Air Pollution Control Division
,.11111 Page 8 of 22