HYDRO20269

• Permit No: M1977208
• IBM Index Class Name: Hydrology
• Doc Date: 3/20/2006
• Doc Name: Results of monitoring well samples
• From: CEMEX
• To: DMG
• Permit Index Doc Type: DMG Sampling
• Media Type: D
• Archive: No

Metals by 200.8
Method EPA200.8 Revision 5.4
Matrix Spike And Matrix Spike Duplicate
Lab Name: Paragon Analytics
Work Order Number: 0601125
Client Name: CEMEX, Inc.
ClientProjectlD:
Fle D- CEM-Metals Sample Matrix:WATER Prep Batch: IP060214-21 Sample Aliquot: 50g
%Moisture: N/A pCBatchID:IP060214-21-i Final Volume: SOg
L bD. 0601125-1MS
-s,,...,.....o._..~.,,A.:_.~>-_._ Date Collected: l9-Jan-O6
Run ID: im060214-ia2
Result Units: ug/I
Date Extracted: l4-Feb-O6 Cleanup: NONE File Name: 14FE BO6A
Date Analyzed: l4-Feb-O6 Basis: As Received
Prep Method: EPA200.2

CASNO TargetAnalyte Sample Samp MS MS Reporting Spike MS% Control
Result Qual Result Qual Limk Added Rec. Limits
7782-49-2 SELENIUM 1 U 34 1 40 85 70 - 130
7440-28-0 THALLIUM 0.2 U 1.14 0.2 1 114 70-130%

- e °ID: CEM-Metals Sample Matrix: WATER Prep Batch: IP060214-21 Sample Aliquot: SOg
' %Moisture: N/A DCBatchID: IP060214-21-1 Final Volume: SOg
ablD. 0601125-iMSD
~axau: ,. Date Collected: l9-Jan-O6
Run ID: im060214-ia2
Result Units: ug4
Date Extracted: l4-Feb-O6 Cleanup: NONE Flle Name: 14FE BO6A
Date Analyzed: l4-Feb-O6 Basis: As Received
Prep Method: EPA200.2

CASNO TargetAnalyte MSD MSD Spike MSD% Reporting RPD RPD
Result Qual Added Rec. Limk Limit
7782-49-2 SELENIUM 35.2 40 88 1 20 4
7440-28-0 THALLIUM 1.14 1 114 0.2 20 0

Data PackagelD:im0601125-1
Date Printed: Thureday, February 16, 2006 Paragon Analytics Page 1011
LIMS V°rslon: S.J1aA
10