2013-11-04_PERMIT FILE - C1981022 ‎(23)‎

• Permit No: C1981022
• IBM Index Class Name: Permit File
• Doc Date: 11/4/2013
• Doc Name: CDOPH & E Air Pollution Control Permits
• Section_Exhibit Name: Exhibit 2.03-E4 Part 4
• Media Type: D
• Archive: No

Oxbow Mining, LLC Colorado Department of Public Health and Environment
Permit No. 98GUO812 - Air Pollution Control Division
Initial Approval — Modification 6
P_SD_ S nthetic Minor Source for PM10_and_ PM2.5 _
7) Full text of the Title 40, Protection of Environment Electronic Code of Federal Regulations can be
found at the website listed below:
http / /ecfr gpoaccess.00v/
8) The permit holder is required to pay fees for the processing time for this permit. An invoice for
these fees will be issued after the permit is issued. The permit holder shall pay the invoice within
30 days of receipt of the invoice. Failure to pay the invoice will result in revocation of this permit
(Reference: Regulation No. 3, Part A, Section VI.B.)
PARTICULATE EMISSIONS CONTROL PLAN FOR MINING 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 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 - No off - property transport of visible emissions except that when operating off the
property of the owner or operator, the applicable guidelines shall be no off- vehicle transport of
visible emissions.
Control Measures
1. Adequate soil moisture must be maintained in topsoil to control emissions during removal. Watering
shall be implemented if necessary.
2. Topsoil stockpiles shall be compacted and watered as needed to control emissions.
3. Topsoil stockpiles shall be revegetated within one year.
4. 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.
5. Unpaved haul roads shall be treated with chemical stabilizers per manufacturer's specifications.
6. Unpaved haul roads shall be watered frequently to control fugitive particulate emissions.
7. All disturbed areas shall be watered as needed to control emissions. All inactive areas shall be
revegetated as soon as operationally feasible.
051/0007/999 Page 12
Part 60: Standards of Performance for New Stationary Sources
NSPS
60.250- 60.258
Subpart Y
NSPS
Part 60, Appendixes
Appendix A — Appendix I
8) The permit holder is required to pay fees for the processing time for this permit. An invoice for
these fees will be issued after the permit is issued. The permit holder shall pay the invoice within
30 days of receipt of the invoice. Failure to pay the invoice will result in revocation of this permit
(Reference: Regulation No. 3, Part A, Section VI.B.)
PARTICULATE EMISSIONS CONTROL PLAN FOR MINING 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 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 - No off - property transport of visible emissions except that when operating off the
property of the owner or operator, the applicable guidelines shall be no off- vehicle transport of
visible emissions.
Control Measures
1. Adequate soil moisture must be maintained in topsoil to control emissions during removal. Watering
shall be implemented if necessary.
2. Topsoil stockpiles shall be compacted and watered as needed to control emissions.
3. Topsoil stockpiles shall be revegetated within one year.
4. 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.
5. Unpaved haul roads shall be treated with chemical stabilizers per manufacturer's specifications.
6. Unpaved haul roads shall be watered frequently to control fugitive particulate emissions.
7. All disturbed areas shall be watered as needed to control emissions. All inactive areas shall be
revegetated as soon as operationally feasible.
051/0007/999 Page 12