2010-08-18_ENFORCEMENT - C1981008

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Key Laboratories, Inc. Client: Walsh Environmental 2479A Riverside Parkway Client Project Name : New Horizon Mine Graad Junction, Colorado 81505-1319 Client Project Number: 900882.0001.010 Phone (970) 243-5311 Fax (970) 243-6010 Client SamPle Number: TS-92 Client Sample Location: Nees- Horizon Mine, 0-16 Key Lab k: 10-1003 Sampling Date : 7115/2010 Work Order 9: 0716101002 Sampling Time : Sample Matrix ; Soil Data Received : Anafyst : 07/16110 Sampler: Edward Sample Prep: ! r f Total, Open Vessel -31 Analysis Method : "ICP-MS, EPA Methods 602012011 Method: EPA Method 200.8 Open Vessel Microwave Digestiat Wednesday, Wednesday, Date Analyzed: July 21, 2010 July 21, 2010 21:23:46 19:05:20 Key Lab Prep Batch Sample IN Wi•0720A-10- Wi•0720A.10. 1003471Xi0X 0000-01_LMB Sample Comments; LMB Sample Aliquot fang): 1007.3 1000 Prep Au Spike Recovery: 1.011 0.951 Prep/Digestion DF=» 49.64 s0 Pass Audit==» X Total DF> 496,38 500,00 tan Tuna symual iCRA Audit AnalYte Rep Ma„ m umlr• orted Valuu Units Method Slank Blank DF MDL ppm PQL ppm Max QL ppm I «_= # Analytes Reported m Li Lith[ mgiKg 500.00 0.25 Sao / Be Beryllium mgiKg < < 00 $ Boron mgiKg 500.00 0.5 2 500 1 NR Sodium W mg/Kg < < 0 Mg MA nesium mgiKg < AI AI Aluminum mg1Kg < < < Si Silicon CP.Me• D mylKg < c < 1?'nss' °9 t0 K V a1,u V[Ni Potassium Irl[JI/,g mgiKg < < < < < < Ca Calcium mg1Kg < < IOwMa• ea m Tj Titanium mgiKg < < < Icwur at 10 V VAn..dium mg1Kg < < < IcP.Mr s2 to Cr ]00 Chromium mgiKg < < < CP*u' Sa 10 Mn Manganese mg1Kg < < < ICwMS• 54 20 Fe Iron mgfKg < < < KP•Ma• 5e 10 Co cobalt mg/Kg < < < Icwus ao 10 Ni Nickel mgiKg < < Icv.Ms• a3 10 Cu Co per mg/Kg < < G I -Ms. ee 10 Zo Zinc mgiKg < < < fCP.MS• rs too As 100 Arsenic mgfKg 500.00 0.45 1.8 1000 cwus• e2 1ro Se 20 x Selenium It mgiKg < 500.00 0.15 0.6 1000 lop-. as 1ao Sr Strontium mgiKg 500,00 0.025 0,1 1000 W-us• Ba o Mo Molybdenum mg/Kg c < [CP-ass• 107 10 Ag 100 Silver mg/xg < < < lcP•Ms• 111 10 Cd 20 Cadmium mg/Kg < c < ICF143• 122 10 Sb Antimony mg/Kg < < IcP.us• 112 100 $a 2000 Barium mgiKg 500.00 0.03 0.12 1000 IcP.MS• 212 1. Hg 4 Mercury mgiKg < < ICFMB' 205 1a TI Thallium mg/Kg < < < n" Ms. 204 10 Pb 100 Lead mgfKg < < < 1cP.us• 222 1 m Th Thorium mg/Kg 500.00 0.005 0.02 Soo ICP.us• zx 1 m U Uranium mg/Kg 500.00 0.005 0.02 500 "Typically, all metals hill,>= gal until integration time can be reported. Available al customer's request - - - Ovules, Mme = laboratory method blank, M and MD - sample matrix replicates Notes: LCS = spiked laboratory method blank, MS and MSD - spiked sample matrix replicates Notes: Au Is spiked as sample prep surrogate and to facilitate analysis of Mercury, DF a Dilution Factor, Notes: MDL= Method Detection Limit, POL- Primary Quantitation Limit, MQL= Maximum Quandtatlon Limit, Notes: < = less than MDL, J = Greater than MDL but less than PQL (4 x MDL), E -Estimated Value because It exceeds the MQL Notes: n.a. = Not Applicable, Blank Space - Not Requested or Not Reported Notes: RCRA TCLP Extract Limits: Ba - 100 ppm; ICr, As,Ag,Pb] - 5ppm; [Se, CdI - 1 ppm; Hg = 0.2 ppm Notes: '(Total RCRA limits) are 20 times the TCLP extract limits because of TCLP sample size (100g) and extract volume (2000ML). "EPA SW 146 Method 1311. Revision 0, July 1992, Section 1.2: 'If a total Bnalysis ettbe waste demonstrates that individual analyte, are not present in the waste, or drat they are present but at such low concentrations that the appropriate regulatory levels could not possibly be exceeded, the TCLP need not be run," Analyst/ Reviewer 3 1