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## Burlington WA Corporate Office 1620 S Walnut St - 98233 800.755.9295$360.757.1400

## Bellingham WA Microbiology 805 Orchard Dr Ste 4 - 98225 360.671.0688 

## Portland OR Microbiology/Chemistry 9150 SW Pioneer Ct Ste W- 97070 503.682.7802


# Data Report
Alcoa, Inc.-Wenatchee Works Client Name:

## 6200 Malaga/Alcoa Hwy Malaga, WA 98828 11-08102 Reference Number: Project:HAP Metals, Hex Chromium


### Report Date:

## 6/21/11 Date Received: Reviewed by:

## 5/31/11

Sample Description: Lab Number:17639 5/16 Ore Sample Date:5/16/11 David G. Hulse 

### Collected By: Analyzed 

## Parameter ResultPQL Units Comment Method AnalystBatch 

### CAS ID# DF MDL MRL BERYLLIUM mg/Kg 0.08 

### ND 6020A/3051 6/13/11 MVP6020_110613 7440-41-7 20.00 0.08 ARSENIC mg/Kg 1.0 

### 27 6020A/3051 6/13/11 MVP6020_110613 7440-38-2 20.00 1.0 CADMIUM mg/Kg 0.5 

### 1.5 6020A/3051 6/13/11 MVP6020_110613 7440-43-9 20.00 0.5 CHROMIUM mg/Kg 0.6 

### ND 6020A/3051 6/13/11 MVP6020_110613 7440-47-3 20.00 0.6 LEAD mg/Kg 0.24 

### 9.0 6020A/3051 6/13/11 MVP6020_110613 7439-92-1 20.00 0.24 MANGANESE mg/Kg 0.5 

### ND 6020A/3051 6/13/11 MVP6020_110613 7439-96-5 20.00 0.5 NICKEL mg/Kg 0.5 

### 85 6020A/3051 6/13/11 MVP6020_110613 7440-02-0 20.00 0.5 SELENIUM mg/Kg 2.0 

### ND 6020A/3051 6/13/11 MVP6020_110613 7782-49-2 20.00 2.0 ANTIMONY mg/Kg 0.4 

### 0.9 6020A/3051 6/13/11 MVP6020_110613 7440-36-0 20.00 0.4 COBALT mg/Kg 0.2 

### 0.7 6020A/3051 6/13/11 MVP6020_110613 7440-48-4 20.00 0.2 HEXAVALENT CHROMIUM ug/g 0.0025 

### ND 218.6 6/16/11 LJH HEXCR-110616 18540-29-9 5.00 0.0025 

### Sample Description: Lab Number:17640 5/17 Ore Sample Date:5/17/11 David G. Hulse 

### Collected By: Analyzed 

## Parameter ResultPQL Units Comment Method AnalystBatch 

### CAS ID# DF MDL MRL BERYLLIUM mg/Kg 0.08 

### 0.08 6020A/3051 6/13/11 MVP6020_110613 7440-41-7 20.00 0.08 ARSENIC mg/Kg 1.0 

### 25.6 6020A/3051 6/13/11 MVP6020_110613 7440-38-2 20.00 1.0 CADMIUM mg/Kg 0.5 

### 2.0 6020A/3051 6/13/11 MVP6020_110613 7440-43-9 20.00 0.5 CHROMIUM mg/Kg 0.6 

### ND 6020A/3051 6/13/11 MVP6020_110613 7440-47-3 20.00 0.6 LEAD mg/Kg 0.24 

### 11 6020A/3051 6/13/11 MVP6020_110613 7439-92-1 20.00 0.24 MANGANESE mg/Kg 0.5 

### ND 6020A/3051 6/13/11 MVP6020_110613 7439-96-5 20.00 0.5 NICKEL mg/Kg 0.5 

### 133 6020A/3051 6/13/11 MVP6020_110613 7440-02-0 20.00 0.5 SELENIUM mg/Kg 2.0 

### ND 6020A/3051 6/13/11 MVP6020_110613 7782-49-2 20.00 2.0 ANTIMONY mg/Kg 0.4 

### 1.03 6020A/3051 6/13/11 MVP6020_110613 7440-36-0 20.00 0.4 COBALT mg/Kg 0.2 

### 3.1 6020A/3051 6/13/11 MVP6020_110613 7440-48-4 20.00 0.2 HEXAVALENT CHROMIUM ug/g 0.0025 

### ND 218.6 6/16/11 LJH HEXCR-110616 18540-29-9 5.00 0.0025



## If you have any questions concerning this report contact Lawrence Henderson at the above phone number. Form: cRslt_2.rpt PQL = Practical Quantitation Limit is the lowest level that can be achieved within specified limits of precision and accuracy during routine laboratory operating conditions. Notes: ND = Not detected above the listed practical quantitation limit (PQL) or not above the Method Detection Limit (MDL), if requested.
D.F. - Dilution Factor

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### Reference Number: Report Date:

## 6/21/11 11-08102 

# Data Report

Sample Description: Lab Number:17641 5/18 Ore Sample Date:5/18/11 David G. Hulse 

### Collected By: Analyzed 

## Parameter ResultPQL Units Comment Method AnalystBatch 

### CAS ID# DF MDL MRL BERYLLIUM mg/Kg 0.08 

### 0.09 6020A/3051 6/13/11 MVP6020_110613 7440-41-7 20.00 0.08 ARSENIC mg/Kg 1.0 

### 30 6020A/3051 6/13/11 MVP6020_110613 7440-38-2 20.00 1.0 CADMIUM mg/Kg 0.5 

### 2.0 6020A/3051 6/13/11 MVP6020_110613 7440-43-9 20.00 0.5 CHROMIUM mg/Kg 0.6 

### ND 6020A/3051 6/13/11 MVP6020_110613 7440-47-3 20.00 0.6 LEAD mg/Kg 0.24 

### 11 6020A/3051 6/13/11 MVP6020_110613 7439-92-1 20.00 0.24 MANGANESE mg/Kg 0.5 

### 0.5 6020A/3051 6/13/11 MVP6020_110613 7439-96-5 20.00 0.5 NICKEL mg/Kg 0.5 

### 121 6020A/3051 6/13/11 MVP6020_110613 7440-02-0 20.00 0.5 SELENIUM mg/Kg 2.0 

### ND 6020A/3051 6/13/11 MVP6020_110613 7782-49-2 20.00 2.0 ANTIMONY mg/Kg 0.4 

### 0.8 6020A/3051 6/13/11 MVP6020_110613 7440-36-0 20.00 0.4 COBALT mg/Kg 0.2 

### 1.0 6020A/3051 6/13/11 MVP6020_110613 7440-48-4 20.00 0.2 HEXAVALENT CHROMIUM ug/g 0.0025 

### 0.0033 218.6 6/16/11 LJH HEXCR-110616 18540-29-9 5.00 0.0025 

### Sample Description: Lab Number:17642 5/19 Ore Sample Date:5/19/11 David G. Hulse 

### Collected By: Analyzed 

## Parameter ResultPQL Units Comment Method AnalystBatch 

### CAS ID# DF MDL MRL BERYLLIUM mg/Kg 0.08 

### 0.08 6020A/3051 6/13/11 MVP6020_110613 7440-41-7 20.00 0.08 ARSENIC mg/Kg 1.0 

### 17 6020A/3051 6/13/11 MVP6020_110613 7440-38-2 20.00 1.0 CADMIUM mg/Kg 0.5 

### 1.5 6020A/3051 6/13/11 MVP6020_110613 7440-43-9 20.00 0.5 CHROMIUM mg/Kg 0.6 

### ND 6020A/3051 6/13/11 MVP6020_110613 7440-47-3 20.00 0.6 LEAD mg/Kg 0.24 

### 8.7 6020A/3051 6/13/11 MVP6020_110613 7439-92-1 20.00 0.24 MANGANESE mg/Kg 0.5 

### 0.5 6020A/3051 6/13/11 MVP6020_110613 7439-96-5 20.00 0.5 NICKEL mg/Kg 0.5 

### 89 6020A/3051 6/13/11 MVP6020_110613 7440-02-0 20.00 0.5 SELENIUM mg/Kg 2.0 

### ND 6020A/3051 6/13/11 MVP6020_110613 7782-49-2 20.00 2.0 ANTIMONY mg/Kg 0.4 

### 1.1 6020A/3051 6/13/11 MVP6020_110613 7440-36-0 20.00 0.4 COBALT mg/Kg 0.2 

### 0.8 6020A/3051 6/13/11 MVP6020_110613 7440-48-4 20.00 0.2 HEXAVALENT CHROMIUM ug/g 0.0025 

### 0.0034 218.6 6/16/11 LJH HEXCR-110616 18540-29-9 5.00 0.0025 

### Sample Description: Lab Number:17643 5/20 Ore Sample Date:5/20/11 David G. Hulse 

### Collected By: Analyzed 

## Parameter ResultPQL Units Comment Method AnalystBatch 

### CAS ID# DF MDL MRL BERYLLIUM mg/Kg 0.08 

### 0.09 6020A/3051 6/13/11 MVP6020_110613 7440-41-7 20.00 0.08 ARSENIC mg/Kg 1.0 

### 25 6020A/3051 6/13/11 MVP6020_110613 7440-38-2 20.00 1.0 CADMIUM mg/Kg 0.5 

### 2.2 6020A/3051 6/13/11 MVP6020_110613 7440-43-9 20.00 0.5 CHROMIUM mg/Kg 0.6 

### ND 6020A/3051 6/13/11 MVP6020_110613 7440-47-3 20.00 0.6 LEAD mg/Kg 0.24 

### 13 6020A/3051 6/13/11 MVP6020_110613 7439-92-1 20.00 0.24 MANGANESE mg/Kg 0.5 

### 0.7 6020A/3051 6/13/11 MVP6020_110613 7439-96-5 20.00 0.5 NICKEL mg/Kg 0.5 

### 150 6020A/3051 6/13/11 MVP6020_110613 7440-02-0 20.00 0.5

Form: cRslt_2.rpt PQL = Practical Quantitation Limit is the lowest level that can be achieved within specified limits of precision and accuracy during routine laboratory operating conditions. Notes: ND = Not detected above the listed practical quantitation limit (PQL) or not above the Method Detection Limit (MDL), if requested.
D.F. - Dilution Factor

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### Reference Number: Report Date:

## 6/21/11 11-08102 

# Data Report

SELENIUM mg/Kg 2.0 

### ND 6020A/3051 6/13/11 MVP6020_110613 7782-49-2 20.00 2.0 ANTIMONY mg/Kg 0.4 

### 0.9 6020A/3051 6/13/11 MVP6020_110613 7440-36-0 20.00 0.4 COBALT mg/Kg 0.2 

### 1.2 6020A/3051 6/13/11 MVP6020_110613 7440-48-4 20.00 0.2 HEXAVALENT CHROMIUM ug/g 0.0025 

### 0.0026 218.6 6/16/11 LJH HEXCR-110616 18540-29-9 5.00 0.0025

Form: cRslt_2.rpt PQL = Practical Quantitation Limit is the lowest level that can be achieved within specified limits of precision and accuracy during routine laboratory operating conditions. Notes: ND = Not detected above the listed practical quantitation limit (PQL) or not above the Method Detection Limit (MDL), if requested.
D.F. - Dilution Factor