2009-01-30_HYDROLOGY - M2002004 ‎(2)‎

• Permit No: M2002004
• IBM Index Class Name: HYDROLOGY
• Doc Date: 1/30/2009
• Doc Name: 2nd Half, 2008 GW Report
• From: GCC Rio Grande, Inc.
• To: DRMS
• Permit Index Doc Type: Hydrology Report
• Email Name: BMK
• Media Type: D
• Archive: No

E
Evergreen Analytical, Inc.
4036 Youngfield Street, Wheat Ridge, Colorado 80033-3862
[phone]
Client Sample ID: DUP-01 Lab Work Order 08-8652
Client Project ID: Lab Sample ID: 08-8652-04
Date Collected: 11/6/08 Sample Matrix: Water
Date Received: 1 inIO8
DISSOLVED METALS
Method: E200.8 Prep Method: E200.8
Date Prepared: 11/13/08 Lab File ID: 081114A.B\036SWL.D Dilution Factor: 1
Date Analvzed: 11/14/08 Method Blank: MB-17285 Lab Fraction ID: 08-8652-04A
Analytes CAS Number Result LQL Units
Antimony 7440-36-0 U 0.00200 mg/L
Arsenic 7440-38-2 0.00353 0.00200 mg/L
Cadmium 7440-43-9 U 0.000500 mg/L
Copper 7440-50-8 U 0.0100 mg/L
Lead 7439-92-1 U 0.00100 mg/L
Selenium 7782-49-2 U 0.00200 mg/L
Silver 7440-22-4 U 0.000200 mg/L
Thallium 7440-28-0 U 0.00100 mg/L

MERCURY, DISSOLVED - LOW
Method: E245.1 Prep Method: E245.1
Date Prepared: 11/20/08 Lab File ID: 112008 Dilution Factor: 1
Date Analyzed: 11/20/08 Method Blank: MB-17349 Lab Fraction ID: 08-8652-04A
Analytes CAS Number Result LQL Units
Mercury 7439-97-6 U 0.020 µg/L

TOTAL HARDNESS (CALC)
Method: SM 2340B Prep Method:
Date Prepared: 11/7/08 Dilution Factor: 1
Date Analyzed: t 1/10/08 Lab Fraction ID: 08-8652-04A
Analytes CAS Number Result LQL Units
Total Hardness as CaC03/L 471-34-1 850 1.2 mg/L CaC03

Analyst Approved
Qualifiers: B - Analyte detected in the associated Method Blank, value not subtracted from result Whdtitons: NA - Not Applicable
E - Extrapolated value.Value exceeds calibration range LQL - Lower Quantitation Limit
II - Sample analysis exceeded analytical holding time Sun - Surrogate
J - Indicates an estimated value when the compound is detected, but is below the LQL
S - Spike Recovery outside accepted limits
U - Compound analyzed for but not detected
N - See caw- narrative
i -Value exceeded the Maximum Contamination Level (MCL) TCLP limit, or if
compound is undetected, LQL exceeds MCL. Print Date: 11121/2008
1