HYDRO08815 ‎(2)‎

• Permit No: C1982056
• IBM Index Class Name: Hydrology
• Doc Date: 11/24/2006
• Doc Name: Twentymile Coal Company
• From: DRMS
• To: Twentymile Coal Company
• Media Type: D
• Archive: No

STATE OF COLORADO
DIVISION OF RECLAMATION, MINING AND SAFETY
Department of Natural Resources
1313 Sherman 5t., Room 215
Denver. Colorado 80203
Phone: [phone]
FAX: [phone]
ntero ice MEMORANDUM
COLORADO
DIVISION OF
RECLAMATION
MINING
SAFETY
to: Discharge Monitoring Report (DMR) file, Permit C-19 -056, Foidel Creek 1141ne
Doc. Type: Hydrology Bill Owens
from: Byron G. Walker, Colorado Division of Rec ton, Mining and Safety (DiVig1P111q
subject: Review of DMR October 2006 Colorado Department of Health and Environme*ell George
(CDPHE) Permit CO-0027154 Executive Director
date: November 24, 2006 Ronald W. Gattany
ref: TwentYmile Coal Company letter of November 21, 2006 to CDPHE, Re: R°'s'ooDpr
FSdAY?4?elmhEe trustee
0027154; October 2006 DMR Submittal
The following checklist summarizes the results of the Division review of the subject report for
compliance with the Colorado Mined Land Reclamation Board for Coal Mining (CMLRB) rules.
Review Checklist for Discharge Monitoring Report (DMR)
Requirement Requirement
Requirement citation complied with T Comment
es/no
1. Timely CMLRD regulation Due November 28, 2006, letter
submittal of DMRs 4.05.13(2)(a)(iii), yes dated November 21, 2006, received
to Division CDPHE permit at CDMG on November 22, 2006
2. Timely
reporting to CDMG CMLRD regulation
of any exceedances 4.05.13(2)(a)(ii) yes By exception, there were none
of effluent
limitations
3. Compliance
with Federal and
State water quality
CMLRD regulation This finding of compliance is made by the Colorado Water
laws that pertain to 4.05.1(3) Quality Control Division.
discharges of
surface water
The DMR is consistent with observations b the Division. A comparison of discharge flows is:
Discharge Point DMR flow m d Division Observations (m d
average maximum

003A 0.005 0.008 less than 0.018
006A 0.006 0.006 less than 0.018
CC: Jerry M. Nettleton, Environmental Coordinator, Twentymile Coal Company. 29515 Routt County
Road #27, Oak Creek, CO 80467
Brian A. Watterson, Twentymile Coal Company, 29515 Routt County Road #27, Oak Creek,
Colorado 80467
C:\bgw\My Documents\Foidel Creek\DMRs\0027154\06 10 (October) 27154 review.docC:\bgw\My
Documents\Foidel Creek\DMRs\0027154\06 09 (September) 27154 review.doc
Office of Office of
Mined Land Reclamation Active and Inactive Mines