2012-04-13_REPORT - C1981012

• Permit No: C1981012
• IBM Index Class Name: Report
• Doc Date: 4/13/2012
• Doc Name: 2011 Annual Hydrology Report
• From: J.E. Stover & Associates, Inc
• To: DRMS
• Annual Report Year: 2011
• Permit Index Doc Type: Hydrology Report
• Email Name: JHB
• Email Name: DIH
• Media Type: D
• Archive: No

November 16, 2011
New Elk Coal Company
122 West First St.
Trinidad, CO 81082
USA
Client Sample ID:
Date Received:
Matrix:
PAW -9 (NE 050D)
11/04/2011
Ground Water
TESTS RESULT
Chloride, Total 16 mg /L
Conductivity 510 umhos /cm
Arsenic, Dissolved <0,002 mg /L
Cadmium, Dissolved <0.0002 mg /L
Lead, Dissolved <0.001 mg /L
Selenium, Dissolved <0.002 mg /L
Silver, Dissolved <0.0002 mg /L
Chromium, Dissolved <0.005 mg(L
Copper, Dissolved <0.005 mg /L
Iron, Dissolved <0.01 mg /L
Manganese, Dissolved 0.11 mg /L
Nickel, Dissolved <0.01 mg /L
Zinc, Dissolved 0.007 mg /L
Nitrogen, Nitrate /Nitrite 0.20 mg/L N
pH 7.59 s.u.
pH Temperature 18.0 °C
Solids, Total Dissolved 420 mg /L
Sulfate 47 mg /L
Method Reference(s):
Analysis Report
SGS Minerals Sample ID: 072 - 56860 -004
REPORTING
METHOD LIMIT
EPA300.0 1
SM2510 B 1
EPA200.9 0.002
EPA200.9 0.0002
EPA200.9 0.001
EPA200.9 0.002
EPA200.9 0.0002
EPA200.7 0.005
EPA200.7 0.005
EPA200.7 0.01
EPA200.7 0.005
EPA200.7 0.01
EPA200.7 0.005
EPA300.0 0.02
SM4500 -H B 0.01
SM4500 -H B
SM2540 C 5
EPA300.0 5
"Standard Methods for the Examination of Water and Wastewater ", 18th Edition, 1992; APHA - AWWA -WEF
"Methods for the Determination of Metals in Environmental Samples ", EPA/600 /4- 91/010, June 1991
"Methods for the Determination of Inorganic Substances in Environmental Samples ", EPA/600 /R- 931100
Date Sampled
Project Name/# :
Sample Type :
11/03/2011
Table 1 NPDES List 5
Grab
ANALYZED
DATE / TIME
11/04/2011 1545
11/09/2011 2011
11/06/2011 1000
11/08/2011 1500
11/07/2011 0900
11/06/2011 1600
11/09/2011 1200
11/07/2011 0925
11/07/2011 0925
11/07/2011 0925
11/07/2011 0925
11(07/2011 0925
11/07/2011 0925
11/04/2011 1545
11/4 /11 1600
11/4 /11 1600
11/10/11 1600
11/04/2011 1545
Page 1 of 1
ANALYST
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IJ
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Somer Rodriguez, Denver Laboratory
SOS North America Inc. Minerals Services Division
4665 Paris St Suite B -200 Denver CO 80239 t (303) 373 -4772 f (303) 373 -4791 www.sys.com /minerals
Member of SGS Group
This document Is issued by the Company under its General Conditions of Service accessible at http: / /www,sgs.comfterms and_condltions.htm Attention is
drawn to the limitation of liability, Indemnification end jurisdiction Issues defined therin.
Any holder of this document Is advised that Information contained hereon reflects the Company's findings at the time of Its intervention only and within the limits
of Client's instructions, if any. The Company's sole responsibility is to its client and this document does not exonerate parties to a transaction from exercising all
their rights and obligations under the transaction documents. Any unauthorized alteration, forgery or falsification of the content or appearance of this document
is unlawful and offenders may be prosecuted to the fullest extent of the law.