Carter Carburetor Weekly Air Monitoring & Sampling Report

August 17, 2015 - August 23, 2015

Carter Carburetor Daily Weather Conditions



Monday

8/17/2015

Tuesday

8/18/2015

Wednesday

8/19/2015

Thursday

8/20/2015

Friday

8/21/2015

Saturday

8/22/2015

Sunday

8/23/2015

Temperature (range)1

94-74

93-71

76-63

84-59

86-64

79-66

82-67

Wind Speed (peak & average)2

6.7/2.8

11.2/4.3

8.9/3.6

8.9/3.0

8.9/3.0

8.9/2.5

8.9/2.9

Wind Direction (predominant)

W

SW

SW

SW

SW

SW

SW

Precipitation (total)3

0.06

0.45

0.46

0.00

0.00

0.91

Trace

Carter Carburetor Daily Work Activities

Site Activity

Monday

8/17/2015

Tuesday

8/18/2015

Wednesday

8/19/2015

Thursday

8/20/2015

Friday

8/21/2015

Saturday

8/22/2015

Sunday

8/23/2015

Preparation for demolition and excavation

X

X

X

X

X





Floor removal in CBI

X

X

X

X

X





Excavation for soil retention wall

X













Daily Air Monitoring and Sampling Results

Air Monitoring/ Sampling Results - Station 1 (Results reported in |ig/mB)

Parameter

Type of
Analysis

Standard /
Action Level

Monday

8/17/2015

Tuesday

8/18/2015

Wednesday

8/19/2015

Thursday

8/20/2015

Friday

8/21/2015

Saturday

8/22/2015

Sunday

8/23/2015

PMio

(24-hour TWA)

Real-
time

150 ng/m3

(NAAQS)

20.0

17.2

7.9

7.5







Aroclor -1242
(in air sample)

Lab

30.7 Hg/m3
(EPA Region 7)















Aroclor -1248
(in air sample)

Lab

30.7 Hg/m3
(EPA Region 7)















Aroclor -1254
(in air sample)

Lab

30.7 Hg/m3
(EPA Region 7)















Aroclor -1260
(in air sample)

Lab

30.7 Hg/m3
(EPA Region 7)















Comments

Laboratory samples were not collected this week, 8/17/2015 through 8/23/2015. Real-time air monitoring equipment malfunctioned
Friday, 8/21/2015, through Sunday, 8/23/2015.

30285579


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Carter Carburetor Weekly Air Monitoring & Sampling Report

August 17, 2015 - August 23, 2015





Air Monitoring / Sampling Results - Station 2 (Results reported in |ig/mB)



Parameter

Type of
Analysis

Standard /
Action Level

Monday

8/17/2015

Tuesday

8/18/2015

Wednesday

8/19/2015

Thursday

8/20/2015

Friday

8/21/2015

Saturday

8/22/2015

Sunday

8/23/2015

PMio

(24-hour TWA)

Real-
time

150 ng/m3

(NAAQS)

14.3

12.9

5.7

4.3

6.4

9.0

14.9

Aroclor -1242
(in air sample)

Lab

30.7 Hg/m3
(EPA Region 7)















Aroclor -1248
(in air sample)

Lab

30.7 Hg/m3
(EPA Region 7)















Aroclor -1254
(in air sample)

Lab

30.7 Hg/m3
(EPA Region 7)















Aroclor -1260
(in air sample)

Lab

30.7 Hg/m3
(EPA Region 7)















Comments

Laboratory samples were not collected this week, 8/17/2015 through 8/23/2015.









Air Monitoring / Sampling Results - Station 3 (Results reported in |ig/mB)



Parameter

Type of
Analysis

Standard /
Action Level

Monday

8/17/2015

Tuesday

8/18/2015

Wednesday

8/19/2015

Thursday

8/20/2015

Friday

8/21/2015

Saturday

8/22/2015

Sunday

8/23/2015

PMio

(24-hour TWA)

Real-
time

150 ng/m3

(NAAQS)

19.6

17.4

6.3

5.8

8.3

10.5

19.3

Aroclor -1242
(in air sample)

Lab

30.7 Hg/m3
(EPA Region 7)















Aroclor -1248
(in air sample)

Lab

30.7 Hg/m3
(EPA Region 7)















Aroclor -1254
(in air sample)

Lab

30.7 Hg/m3
(EPA Region 7)















Aroclor -1260
(in air sample)

Lab

30.7 Hg/m3
(EPA Region 7)















Comments

Laboratory samples were not collected this week, 8/17/2015 through 8/23/2015.








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Carter Carburetor Weekly Air Monitoring & Sampling Report

August 17, 2015 - August 23, 2015











Air Monitoring / Sampling Results - Station 4 (Results reported in |ig/mB)





Parameter

Type of
Analysis

Standard /
Action Level

Monday

8/17/2015

Tuesday

8/18/2015

Wednesday

8/19/2015

Thursday

8/20/2015

Friday

8/21/2015

Saturday

8/22/2015

Sunday

8/23/2015





PMio

(24-hour TWA)

Real-
time

150 ng/m3

(NAAQS)

13.0

11.3

3.1

2.6

4.8

6.6

15.1





Aroclor -1242
(in air sample)

Lab

30.7 Hg/m3
(EPA Region 7)



















Aroclor -1248
(in air sample)

Lab

30.7 Hg/m3
(EPA Region 7)



















Aroclor -1254
(in air sample)

Lab

30.7 Hg/m3
(EPA Region 7)



















Aroclor -1260
(in air sample)

Lab

30.7 Hg/m3
(EPA Region 7)



















Comments

Laboratory samples were not collected this week, 8/17/2015 through 8/23/2015.



































Air Monitoring / Sampling Results - Station 5 (Results reported in |ig/mB)





Parameter

Type of
Analysis

Standard /
Action Level

Monday

8/17/2015

Tuesday

8/18/2015

Wednesday

8/19/2015

Thursday

8/20/2015

Friday

8/21/2015

Saturday

8/22/2015

Sunday

8/23/2015





PMio

(24-hour TWA)

Real-
time

150 ng/m3

(NAAQS)

20.3

18.6

3.6

2.6

5.9

10.1

21.5





Aroclor -1242
(in air sample)

Lab

30.7 Hg/m3
(EPA Region 7)



















Aroclor -1248
(in air sample)

Lab

30.7 Hg/m3
(EPA Region 7)



















Aroclor -1254
(in air sample)

Lab

30.7 Hg/m3
(EPA Region 7)



















Aroclor -1260
(in air sample)

Lab

30.7 Hg/m3
(EPA Region 7)



















Comments

Laboratory samples were not collected this week, 8/17/2015 through 8/23/2015.



Legend:





























No shading - indicates TWA
readings less than the applicable
standard/action level

Yellow shading - indicates a 1-hour TWA exceeded the
applicable standard/action level, but the 24-hour TWA
was below the standard/action level; initiate investigation

Red shading - indicates the 24-hour TWA
exceeded the applicable standard/action
level; initiate corrective action

Blue shading - indicates no data are
available



Aroclor - Monsanto mixture of polychlorinated biphenyl (PCB) congeners
NAAQS - National Ambient Air Quality Standard
PMio - Particulate matter less than 10 microns in size

TWA - Time-weighted average (average of data collected from 12:00 AM to 12:00 AM)
iag/m3 - Micrograms per cubic meter
1 Temperature reported in degrees Fahrenheit

2

3

Wind speed reported in miles per hour
Precipitation reported in inches










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Carter Carburetor Weekly Air Monitoring & Sampling Report

August 17, 2015 - August 23, 2015

St. Louis City

ir Station 5

Air Station 2

Weather Station

m Hi

Air Station 1

Legend

® Air station location

Weatherstation
^ location

Missouri

Station

Site Locator

Station

o

Site Boundary|


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