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Average concentrations (pg/L) of organochlorine pesticides in the snow samples.
| Group A Remote Area |
Group B Urban Area |
|
|---|---|---|
| pg/L | pg/L | |
| α-HCH | 6.7 ± 0.6 | 68 ± 5 |
| HCB | 19.8 ± 0.7 | 1060 ± 30 |
| γ-HCH | 3.7 ± 0.2 | 105 ± 5 |
| p,p′-DDE | 115 ± 2 | 417 ± 5 |
| o,p′-DDT | 16 ± 1 | 355 ± 30 |
