PERMFILE121385

• Permit No: C1981025A
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Doc Name: NPDES Permits for the Mine and Loadout Facility
• Section_Exhibit Name: 4.0 Appendix 4-G
• Media Type: D
• Archive: Yes

D. SPECIAL REQUIREMENTS
PART I
Permit No. 00.0029599
Page No. 12 ~
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2. Stormwater Requirements (continued)
a) Documentation of Permission: The plan shall include documentation of permission from tfie land owner, if
the remediation work is undertaken by someone other than the land owner.
b) Photographs: The plan shall include photographs documenting the condition of the inacrive~mine site before
any remedial action has occurred. For recently active mines, photographs of the active mining phase may
be substituted. ~
c) Description of Remedial Action: The plan shall describe the remedial action that will take place to
minimize or eliminate the water quality impacts from the mine waste. The description shall) include:
- Remediation Goal Statement;
- the characteristics of the mineralogic content of the mine-waste, and estimated volume of+the waste;
- description of any materials that will be mixed into the mine waste on site; and j
- estimated surface area of the final site, and estimated angle of side slopes. ~
d) Description of BMPs during Remediadon Activities: The plan shall describe BMPs that will be implemented
to reduce the potential of remediation activities to contribute pollutants to stormwater discharges. Activities
that shall be addressed include vehicle maintenance, earth moving, material storage and spill prevention.
e) Procedures for Disposal of Water Stored Within Mine Waste: The permittee must describe how any water
stored within the mine waste will be collected and/or routed to any storage or treatment facilities. No
discharge of this water shall be made to waters of the state, unless autherized under the process
portion of this or another permit.
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f) Description of Permanent BMPs, Final Site Stabilization, and Ultimate Land Use: The plan shall include a
description of the specific permanent measures that will be installed or used at the minewaste site. The
description shall include any of the following if appropriate: specifications for capping or isolation of the
mine waste, method and type of revegetation, and other permanent BMPs. The plan shall also include a
description of the ultimate land use after remediation is complete.
6) Consistence with Other Platts
SWMPs may reflect requirements for Spill Prevenrion Control and Countermeasure (SPCC) plans under section
311 of the CWA, or Best Management Practices (BMPs) Programs otherwise required by a CDPS permit, aad
may incorpora[e any part of such plans into the SWMP by reference. The SWMP may reflect information
contained in approved plans submitted for other similar pollution control programs, including the Voluntary
Clean Up Program. (Voluntary Cleanup and Redevelopment Act, CRS 25-16-303) as long as they contain the
elements described above. These plans must have been approved by the implementing) agency prior to
application for the Stotmwater Permit. Appropriate portions of these other plans may be iticorporated in the
SWMP by reference, as long as a complete SWMP can be reproduced and submitted to the requesting agency
within the time frame specified in the request. Those portions of the referenced documents must be included in
the submittal. The SWMP must also be readily available to an on-site inspector.
b, General Limitations
The following limitations shall apply to all discharges authorized by this permit: '
1) Stormwater discharges from mining operations or mine-waste remediation projects shall not cause or threaten to
cause pollution, contamination or degradation of State waters. j