% > DL (n)

Range of DL

PAH

Benz(a)anthracene

97.49 (194)

[42, 83]

Benzo(b)fluoranthene

99.50 (198)

42b

Benzo(a)pyrene

97.49 (194)

[42, 83]

Chrysene/iso-chrysene

98.99 (197)

[42, 51]

Pesticides

Current

 

 

2,4-D(2-ethylhexyl) ester

2.51 (5)

[14, 96]

Carbaryl

20.60 (41)

[88, 640]

Cis-permethrin

98.99 (197)

[43, 54]

Trans-permethrin

98.49 (196)

[70, 100]

O-phenylphenol

94.97 (190)

[40, 83]

Restricted

 

 

Alachlor

1.01 (2)

[14, 98]

Chlorpyrifos

82.41 (164)

[29, 83]

Diazinon

32.66 (65)

[14, 98]

Lindane

4.55 (9)

[29, 200]

Banned

 

 

α-Chlordane

62.31 (124)

[34, 98]

γ-Chlordane

70.85 (141)

[34, 98]

4,4’-DDE

27.64 (55)

[14, 83]

4,4’-DDT

38.19 (76)

[43 230]

Dieldren

16.58 (33)

[170, 490]

Heptachlor

36.04 (71)

[34, 121]

Methoxychlor

26.15 (51)

[68, 310]

aDue to large interference of coeluting compounds, summary statistics for heptachlor, lindane, and methoxychlor account for 197, 198, and 195 households, respectively.
bBenzo(b)fluoranthene only had one detection limit.
Table 1: Percent detectable concentrations and range of detection limit (DL) for non-detects for each analyte (N=199)a.