2008-07-08_HYDROLOGY - M2002004 ‎(2)‎

• Permit No: M2002004
• IBM Index Class Name: HYDROLOGY
• Doc Date: 7/8/2008
• Doc Name: First Quarter 2008 Groundwater Monitoring Report
• From: GCC Rio Grande, Inc.
• To: DRMS
• Permit Index Doc Type: Hydrology Report
• Email Name: AJW
• Media Type: D
• Archive: No

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Evergreen Analytical, Inc.
4036 Youngfield Street, Wheat Ridge, Colorado 80033-3862
[phone]
Client Sample ID: MW-003 Lab Work Order 08-1960
Client Project ID: Lab Sample ID: 08-1960-02
Date Collected: 3!25;08 Sample Matrix: Water
Date Received: 3/26,08

ALKALINITY
Method: SM2320B Prep Method:
Date Prepared: 3,/28/08 Lab File ID: 59 Dilution Factor: 1
Date Analyzed: 3/28/08 Method Blank: M.BLK Lab Fraction ID: 08- 1960-02F
Analytes CAS Number Result LQL Units
Total Alkalinity 270 5.0 mg/L CaC03
Bicarbonate 270 5.0 nig/L C:aC 03
Carbonate U 5.0 nig/L CaCO3

AMMONIA-N
Method: SM4500-NH3 D Prep Method:
Date Prepared: 4/3,108 ;Lab File ID: 4 Dilution Factor: 1
Date Analyzed: 4/3/08 Method Blank: MBLK Lab Fraction ID- 08-1960-021)
Analytes CAS Number Result LQI, Units
Arnmonia-N U 0.80 mg/L
' Method: SM 4500-F C
Date Prepared: 4/1/08
Date Analyzed: 411/08
Analytes
Fluoride
FLUORIDE
Lab File ID: 12
Method Blank: MBLK
CAS Number
16984-48-8
Prep Method:
Dilution Factor: t
Lab Fraction ID: 08-1960-02F
Result LQI. Units
0.20 mg/L
Method: SM 2540C
Date Prepared: 3/27!08
Date Analyzed: 3/27.108
Analytes
Total Dissolved Solids
Analyst
Qualifiers: B - Analyte detected in the associated Method Blank, value not subtracted from result
! - L•xtrapolarcd value. Value crc eds calibration range
11- Sample analysis exceeded analytical holding time
1 l - Indicates an estimated value when the compound is detected, but is below the LQI.
S - Spike Recovery outside accepted limits
Ll - Compound analyzed for but not detected
X - See case narrative
* -Value exceeded the Maximum Contamination Levcl (MCI.), TCLP limit, or if
compound is undetected, LQL exceeds MCL.
TOTAL DISSOLVED SOLIDS (TDS)
Prep Method:
Lab File ID: 9 Dilution Factor: 1
Method Blank: MBLK Lab Fraction ID: 08-1960-02F
CAS Number Result LQL Units
1830 10.0 mg/L

Approved
Definitions: NA - Not Applicable
LQI. - Lower Quanotation Limit
SUIT - Surrogate
Print Date: 413/2008