2006-04-05_REVISION - M1978056

• Permit No: M1978056
• IBM Index Class Name: Revision
• Doc Date: 4/5/2006
• Doc Name: Extension Request
• From: Varra Companies Inc.
• To: DMG
• Type & Sequence: TR2
• Media Type: D
• Archive: No

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SOII, STOCKPILE ANALYTICAL DATA
Varm Companies, Inc.
Durham Pit 117
1431 E. 16th Avenue
Groeley, Colorado
CGRS Project No. 1-135-9929
SP-1 01/20/04 0.005 0.021 <0.002 2.51 6,667
SP-2 01/20/04 NA NA NA NA 4,890
SP-3 01/20!04 NA NA NA NA 5,733
SP-4 01/20/04 NA NA NA NA 1,854
SP-5 01/20/04 NA NA NA NA 5,749
SP-1 10/08/04 NA NA NA NA 140
SP-2 10/08/04 NA NA NA NA 1,981
SP-3 10/08/04 NA NA NA NA 1,020
SP-4 10/08/04 NA NA NA NA 1,333
SP-S 10/08/04 NA NA NA NA 4,495
SP-6 10/08/04 NA NA NA NA 5,993
SP-1 04/18/05 NA NA NA NA 129
SP-2 04/18/05 NA NA NA NA 1,565
SP-3 04/18/05 NA NA NA NA 7,237
SP-4 04/]8/05 NA NA NA NA 176
SP-5 04/18/05 NA NA NA NA 2,797
SP-6 04/18705 NA NA NA NA <10
SP-1 11/09/05 NA NA NA NA 145
SP-2 11(09/OS NA NA NA NA 149
SP-3 11/09/05 NA NA NA NA 381
SP-4 11!09/OS NA NA NA NA 13l
SP-5 11/09/05 NA NA NA NA 148
SP-6 11/09/05 NA NA NA NA 142
NOS
All Concentrations are expressed in mg/Kg (parts per million (ppm)).
TPH-DRO =Total Petroleum Hydrocarbons -Diesel Range Organics
Tier 1 RBSL =Tier 1 Risk Based Screening Level (Soil Leachate to Groundwater Exposure Pathway)
MDL = Me[hod Detection Limit
NA =Not Analyzed
* Samples exceeding the Tier 1 RBSL or 500 mg/Kg TPH threshold expressed in Bold face
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