PERMFILE121258

• Permit No: M2004078
• IBM Index Class Name: Permit File
• Doc Date: 3/8/2005
• Doc Name: Adequacy Review
• From: DMG
• To: SW TKO Joint Venture LLC
• Media Type: D
• Archive: No

STATE OF COLORADO
DIVISION OF MINERALS AND GEOLOGY
Department of Natural Resources
137 3 Sherman St., Room 215 C O L A RAD Q
Denver, Colorado 80203 D[ v[ 5 t O N o f
Phone: [phone] M I N E8 RA L S
FAX: [phone] G E O L O G Y
0.ECLAMATION•MINING
SAFETY•SC IENCE
RATE
h 8
2005
M
:
arc
,
Bill Owens
Governor
TO: Erica Crosby, Carl Monnt Russell George
Executive Director
FROM: Tom Schreiner Ronald W. Cattany
Division Director
Natural Resource Trustee
RE: Hydrology Review, Lupton Lakes Resource, SE TKO Joint Venture, File M-2004-078
Class: Permit
This memo contains adequacy review comments from the Division's Hydrology Review of the
Lupton Lakes Resource Regular 112 Application, File No. M-2004-078.
6.4.3 EXHIBIT C -Pre-Minine &Minine Plan Maas
6.4.4 EXHIBIT D -Minine Plan
1. On page 4 of the application form the applicant specifies use or storage of the following items
within the permit azea: 55 gallon drums of antifreeze, hydraulic oil, engine oil, and other
lubricants; a 10,000 gallon tank of diesel fuel; and a 1,000 gallon tank of gasoline. In
conformance with Rule 3.1.6(1), please provide astorage/containment plan which specifies
primary and secondary containment measures to be employed to assure that disturbances to
surface water and groundwater in the affected land and surrounding azea will be minimized. The
storage/containment plan will need to include a description of the containment measures to be
employed, a commitment to install such measures prior to storage of chemicals on site, a map
showing the location of the storage azea (must be outside the 100-year floodplain of the South
Platte River), and a representative cross section of the secondary containment system(s) to be
installed.
2. The applicant specifies on page 12 that the mining operation will include pit de-watering and
offsite discharge of recovered groundwater in accordance with a Colorado Dischazge Permit
System/NPDES regulations. It is the Division's understanding that recovered groundwater from
pit de-watering operations will be discharged offsite and into the South Platte River. Please
clarify where the point(s) of offsite discharge will occur, the method(s) used to safely dischazge
the recovered groundwater, and what structure(s) the recovered groundwater will be dischazged
Office of Office of Colorado
Mined Land Reclamation Active and Inactive Mines Geological Survey