Asbestos Monitoring in Gilroy

This page last reviewed July 28, 2008

Event A I Event B I Event C I Event D


Table 1

Measured Ambient Asbestos Concentrations
Asbestos Monitoring in Gilroy

Event A - Background


Detailed Listing
(Updated April 29, 2003)


Location Name

Geographical Area / City

Sampling Dates

Measured Concentration
(fibers per cc)

 

A

Gilroy

07/11/01

0.0091

 

07/12/01

0.0027

 

07/13/01

0.0018

 

07/14/01

0.0018

 

07/15/01

0.0055

 

B

Gilroy

07/11/01

0.0155

 

07/12/01

inv

 

07/13/01

0.0018

 

07/14/01

0.0009

 

07/15/01

<0.0009*

 

C

Gilroy

07/11/00

0.0127

 

07/12/01

0.0028

 

07/13/01

0.0009

 

07/14/01

0.0144

 

07/15/01

<0.0009*

 

D

Gilroy

07/11/01

0.0037

 

07/12/01

<0.0009*

 

07/13/01

<0.0009*

 

07/14/01

<0.0009*

 

07/15/01

<0.0009*

 

E

Gilroy

07/11/01

0.0009

 

07/12/01

<0.0009*

 

07/13/01

<0.0009*

 

07/14/01

0.0009

 

07/15/01

<0.0009*

 

F (field blank)

Gilroy

07/11/01

<0.0009*

(box blank)

07/12/01

<0.0009*

(field blank)

07/13/01

<0.0009*

(box blank)

07/14/01

<0.0009*

(field blank)

07/15/01

<0.0009*

NOTES:

* Below the Measured Detection Limit

inv - Invalid sample.


Table 2

Measured Ambient Asbestos Concentrations
Asbestos Monitoring in Gilroy

Event B - Pile Movement


Detailed Listing
(Updated April 29, 2003)


Location Name

Geographical Area / City

Sampling Dates

Measured Concentration
(fibers per cc)

 

A

Gilroy

07/16/01

0.0075

 

07/17/01

<0.0009*

 

07/18/01

0.0067

 

B

Gilroy

07/16/01

0.0189

 

07/17/01

0.0037

 

07/18/01

0.0095

 

C

Gilroy

07/16/00

0.0063

 

07/17/01

0.0046

 

07/18/01

0.0128

 

D

Gilroy

07/16/01

0.0125

 

07/17/01

0.0721

 

07/18/01

0.0068

 

E

Gilroy

07/16/01

0.0032

 

07/17/01

0.0009

 

07/18/01

0.0047

 

F (box blank)

Gilroy

07/16/01

<0.0009*

(field blank)

07/17/01

<0.0009*

(box blank)

07/18/01

<0.0009*

NOTES:

* Below the Measured Detection Limit


Table 3

Measured Ambient Asbestos Concentrations
Asbestos Monitoring in Gilroy

Event C - Trenching


Detailed Listing
(Updated April 29, 2003)


Location Name

Geographical Area / City

Sampling Dates

Measured Concentration
(fibers per cc)

 

A

Gilroy

07/30/01

0.0233

 

07/31/01

0.003

 

08/1/01

0.0041

 

08/2/01

<0.0009*

 

08/3/01

0.0018

 

B

Gilroy

07/30/01

0.0025

 

07/31/01

0.0258

 

08/1/01

<0.0007*

 

08/2/01

<0.0009*

 

08/3/01

0.0019

 

C

Gilroy

07/30/01

0.0015

 

07/31/01

0.0121

 

08/1/01

0.0078

 

08/2/01

0.0073

 

08/3/01

0.0009

 

D

Gilroy

07/30/01

0.0054

 

07/31/01

0.0031

 

08/1/01

0.0021

 

08/2/01

0.0026

 

08/3/01

inv

 

E

Gilroy

07/30/01

0.0018

 

07/31/01

0.0137

 

08/1/01

0.0038

 

08/2/01

0.0046

 

08/3/01

<0.0010*

 

F (box blank)

Gilroy

07/30/01

<0.0009*

(field blank)

07/31/01

<0.0008*

(field blank)

08/1/01

<0.0008*

(field blank)

08/2/01

<0.0009*

(field blank)

08/3/01

<0.0010*

NOTES:

* Below the Measured Detection Limit

inv - Invalid sample


Table 4

Measured Ambient Asbestos Concentrations
Asbestos Monitoring in Gilroy

Event D - Trenching and Final Grading


Detailed Listing
(Updated April 29, 2003)


Location Name

Geographical Area / City

Sampling Dates

Measured Concentration
(fibers per cc)

 

A

Gilroy

09/19/01

0.0144

 

09/20/01

0.1377

 

09/21/01

0.0251

 

09/22/01

0.0223

 

09/23/01

0.0166

 

B

Gilroy

09/19/01

0.0165

 

09/20/01

0.0107

 

09/21/01

0.0145

 

09/22/01

0.0349

 

09/23/01

0.0058

 

C

Gilroy

09/19/01

0.0145

 

09/20/01

0.0116

 

09/21/01

0.0068

 

09/22/01

0.0379

 

09/23/01

0.001

 

D

Gilroy

09/19/01

0.0174

 

09/20/01

0.0799

 

09/21/01

0.0224

 

09/22/01

0.0214

 

09/23/01

0.0077

 

E

Gilroy

09/19/01

0.0106

 

09/20/01

0.0165

 

09/21/01

0.0049

 

09/22/01

0.0019

 

09/23/01

<0.0010*

 

F (box blank)

Gilroy

09/19/01

<0.0010*

(field blank)

09/20/01

<0.0010*

(field blank)

09/21/01

0.0010

(field blank)

09/22/01

<0.0010*

(field blank)

09/23/01

<0.0010*

NOTES:

* Below the Measured Detection Limit




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