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MONMOUTH COUNTY

CEP Average Air Toxics Estimates for Monmouth County, NJ in 1990
Contribution by Source Category
Pollutant (HAP) Air Concentration
ug/m3
Health Benchmark
ug/m3
Risk Ratio Point% Area% Mobile% Background%

Acetaldehyde

0.57

0.45

1

10

33

57

----

Acrolein *

0.16

0.02

8

1

52

47

----

Acrylamide

0.00000050

0.00077

0.001

100

----

----

----

Acrylonitrile

0.011

0.015

1

4

96

----

----

Arsenic

0.00028

0.00023

1

26

38

36

----

Benzene

1.7

0.12

15

3

21

49

27

Beryllium

0.0000082

0.00042

0.02

32

62

5

----

1,3-Butadiene

0.10

0.0036

28

0.3

25

74

----

Cadmium

0.00039

0.00029

1

16

83

----

----

Carbon tetrachloride

0.89

0.067

13

----

1

----

99

Chloroform

0.087

0.043

2

1

4

----

95

Chromium

0.00078

0.000083

9

47

35

18

----

p-Dichlorobenzene

0.10

0.091

1

----

100

----

----

1,3-Dichloropropene

0.047

0.027

2

----

100

----

----

Dioxin

0.000000024

0.00000003

1

16

21

1

63

Ethyl acrylate

0.0061

2

0.003

6

94

----

----

Ethylene dibromide

0.0077

0.0045

2

----

----

----

100

Ethylene dichloride

0.090

0.038

2

----

32

----

68

Ethylene oxide

0.0027

0.01

0.3

33

67

----

----

Formaldehyde

1.1

0.077

14

3

26

48

23

Hydrazine

0.000016

0.0002

0.1

----

----

----

----

Lead *

0.0058

0.1

0.1

7

70

23

----

Manganese *

0.0046

0.05

0.1

9

74

17

----

Mercury compounds *

0.0022

0.3

0.01

6

27

1

67

Methyl chloride

1.2

0.56

2

0.1

1

----

96

Methylene chloride

0.27

2

0.1

6

37

----

56

Methylene diphenyl diisocyanate *

0.00022

0.6

0.0004

100

----

----

----

Naphthalene *

0.11

14

0.01

----

25

75

----

Nickel

0.0066

0.0042

2

35

56

9

----

Polycyclic organic matter

0.22

0.0059

37

19

33

48

----

Propylene dichloride

0.0011

0.053

0.02

15

85

----

----

Quinoline

0

0.00029

0

----

----

----

----

Styrene

0.049

1.8

0.03

1

44

55

----

1,1,2,2-Tetrachloroethane

0.0000012

0.017

0.0001

100

----

----

----

Tetrachloroethylene

0.40

0.071

6

3

62

----

35

1,1,2-Trichloroethane

0.00021

0.063

0.003

2

99

----

----

Trichloroethylene

0.27

0.1

3

18

53

----

30

Vinyl chloride

0.021

0.012

2

1

99

----

----

Vinylidene chloride

0.0000036

0.02

0.0002

100

----

----

----

back to 1990 county-level estimates

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