REP07436

• Permit No: C1981028
• IBM Index Class Name: Report
• Doc Date: 3/10/2004
• Doc Name: 2003 AHR Review ‎(E-mailed)‎ & Findings of Compliance for File
• From: Byron Walker
• To: Donald MacDonald
• Annual Report Year: 2003
• Permit Index Doc Type: Hydrology Report
• Media Type: D
• Archive: No

STATE OF COLORADO
DIVISION OF MINERALS AND GEOLOGY
Department of Natural Resources
1313 Sherman St., Room 215
Denver, Colorado 80203
Phone: [phone]
FAX: [phone]
Interoffice MEMORANDUM
COLORADO
DIVISION OF
MINERALS
GEOLOGY
REC LAMATIO N•MI NING
SAFETY•SC IENCE
Bill Owens
Governor
to: File C-81-028, Kee-ne/sburg Mine, 2003 Annual Hydrologic Report
from: Byron G. Walker 7.-~
subject: Compliance Review, 2003Annual Hydrologic Report (AHR), C-81-028
date: March 10, 2004
Russell George
Executive Director
Ronald W. Cattany
Division Director
Natural Resource Trustee
Rule 4.05.13(4)(c): A hydrologic report shall be submitted to the Division annually with the date
ofsubmittal determined in consultation with the permittee. The annual hydrologic report shall
contain at a minimum:
The report is in compliance with this rule. The report is required to be submitted by the Coors Energy
Company (CEC) by the end of February (Permit, page 117). The report was received in the Division
of Minerals and Geology (Division) on February 27, 2004.
Rule 4.05.14(4)(c)(i): Water quantity data obtained from each monitoring site during the water
year;
The report is in compliance with this rule with the approved variance that water quantity data was
submitted by calendar year in-lieu-of water year (Permit, page 117). There are no surface water
monitoring sites. Well water levels were taken.
Rule 4.05.14(4)(c)(ii): Water quality data obtained from each monitoring site during the water year;
and
The report is in compliance with this rule with the approved variance that water quality data was
submitted by calendar year in-lieu-of water year (Permit, page 117). The monitoring program is
described on pages 56 and 57 ofthe Permit. Six wells are monitored. Required information is in the
report on pages 55 through 80. The report includes barium as a parameter of testing (not required by
Division of Minerals and Geology, but by the Colorado Department of Public Health and
Environment for monitoring this parameter as consequence of disposing hard rock mine waste at the
site). There is no surface water monitoring at the site.
Rule 4.05.14(4)(c)(iii): If required by the Division, a written interpretation of the data and
identification of mining related impacts to the hydrologic balance.
The report is in compliance with this rule. The Division required no written interpretation ofthe data,
but graphs of field static water levels, pH, and specific conductance for the past 5 years (pages 68
through 80) and a summary of impacts (page 53) is provided in the report. CEC reports no adverse
Office of Office of Colorado
Mined Land Reclamation Active and Inactive Mines Geological Survey