Environmental Engineering Reference
In-Depth Information
DDT, Chlordane, Toxaphene and PCB
Residues in Newport Bay and Watershed:
Assessment of Hazard to Wildlife and Human
Health
James L. Byard , Susan C. Paulsen , Ronald S. Tjeerdema ,
and Deborah Chiavelli
Contents
1 Introduction........................................................................................................................ 50
2 Newport Bay and Watershed.............................................................................................. 51
2.1 Location..................................................................................................................... 51
2.2 Climate/Hydrology.................................................................................................... 51
2.3 Land Use ................................................................................................................... 52
2.4 Water Quality ............................................................................................................ 52
3 DDT ................................................................................................................................... 53
3.1 Levels in the Environment......................................................................................... 53
3.2 TMDL Targets ........................................................................................................... 83
4 Chlordane .......................................................................................................................... 137
4.1 Levels in the Environment......................................................................................... 137
4.2 Benthic Triad Analysis of Impairment ...................................................................... 141
5 Toxaphene .......................................................................................................................... 146
5.1
Levels in the Environment......................................................................................... 146
5.2
NAS Fish Guidance to Protect Wildlife .................................................................... 149
5.3
New York State Sediment Guidance to Protect Wildlife........................................... 149
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