2009-08-28_HYDROLOGY - M2002004

• Permit No: M2002004
• IBM Index Class Name: HYDROLOGY
• Doc Date: 8/28/2009
• Doc Name: 1st Half, 2009 GW Report
• From: GCC Rio Grande, Inc.
• To: DRMS
• Permit Index Doc Type: Hydrology Report
• Email Name: BMK
• Media Type: D
• Archive: No

Evergreen Analytical, Inc.
' 4036 Youngfield Street, Wheat Ridge, Colorado 80033-3862
(303).425-6021
Client Sample ID MW-002 Lab Work Order 09-3358
Client Protect ID Lab Sample ID: 09-3358-01
Date Collected: 5/12/09 Sample Matriz: Water
Date Received: 5113/09
ALtCA?LINI'TY
Method: SM2320B Prep Method:
Date Prepared: 5/15/09 Lab File ID: 123 Dilution Factor: 1
Date Analyzed: 5/15/09 Method Blank: MBLK 05/15/09 Lab Fraction ID: 09-3358-01E
Analytes CAS Number Result LQL Units
Total Alkalinity 296 5.0 mg/L CaC03
Bicarbonate 296 5.0 mg(L CaC03
Carbonate U 5.0 mg/L CaC03
Hydroxide U 5.0 mg/L CaC03
- AMMONIA -N
Method: SM4500-N1113 D Prep Method:
Date Prepared: 5/18/09 Lab File ID: 49 Dilution Factor: 1
Date Analyzed: 5/18/09 Method Blank: MBLK 5/18/09 Lab Fraction ID: 09-3358-OID
Analytes CAS Number Result LQL Units
Ammonia-N 0.14 0.10 M911-

FLUORIDE
Method: SM 4500-F C Prep Method:
Date Prepared: 5/19/09 Lab File ID: 1 Dilution Factor: I
Date Analyzed: 5/19/09 'Method Blank: UBLK051909 Lab Fraction ID: 09-3358-OIC
Analytes CAS Number Result LQL Units
Fluoride 16984-48-8 0.60 0.20 mg/L

TOTAL DISSOLVED SOLIDS (TDS)
Method: SM 2540C Prep Method:
Date Prepared: 5/14/09 Lab File ID: 72 Dilation Factor: 1
Date Analyzed: 5/14/09 Method Blank:. N BILK 5/14/09 Lab Fraction ID: 09-3358-OIE
Analytes CAS Number Result LQL Units
Total Dissolved Solids 1420 10.0 mg/L
Analyst proved
QuaMrs: B - Analyte in the associated Method Blank, value not subtracted from result D fiWfions: NA - Not Applicable
E - Extrapolated value.Value exceeds calibration range LQL - Lower Quantitation Limit
H - Sample analysis exceeded analytical holding time Sue - Surrogate
J - Indicates an estimated value when the compound is detected, but is below the LQL
S -,Spike Recovery outside accepted limits
LT- Compound analyzad for but not detected
X - See case narrative
• -Value exceeded the Maximum Contamination Level (MCL), TCLP limit, or if
compound is undetected, LQL eAooeds MCI,
Print Date: 5i201200H