Chlordane
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Technical-grade chlordane is a mixture of chemicals, chlordane being one of them
Mixture can consist of chlordane isomers, other chlorinated hydrocarbons, and their by-products [3]
Chlordane is an insecticide that was mostly used from 1948-1978 [3]
It was used on crops, including vegetables, small grains, potatoes, sugarcane, sugar beets, fruits, nuts, citrus, and cotton.
Chlordane was used on home lawn and garden pests
Also used extensively as a fumigating agent to control termites [2]
Chlordane breaks down slowly
It adheres to soil particle at the surface
It has been known to survive for over 20 years
It is not likely to leach into groundwater, but it will evaporate into air
Bioaccumulant
Endocrine Disruptor
Current Status in US [5]
Chlordane [1]
Likely cause of cancer, maybe liver
Behavior disorders in children if exposed before birth or during nursing
Harms endocrine, nervous nad digestive systems and liver
Correlated with bronchitis, sinusitis and migranes
Likely cause of cancer, maybe liver
Behavior disorders in children if exposed before birth or during nursing
Harms endocrine, nervous nad digestive systems and liver
Correlated with bronchitis, sinusitis and migranes
Particles remain in water column
There is still treated soil
Soil surrounding wooden structures that were controlled for termites
In some water sediments
Transports in atmosphere from other regions – rain, snow, dust
[1] UNEP - Persistent Organic Pollutants: Chemical Information. - www.chem.unep.ch/pops/alts02.html
[2] EPA - Persistent Organic Pollutants: A Global Issue, A Global Response. EPA 160-F-02-001. - www.epa.gov/international/toxics/pop.htm
[3] EPA Priority PBT Profiles - www.epa.gov/opptintr/pbt/cheminfo.htm
[4] GPA Global Programme of Action for the Protection of Marine Environment from Land-based Activities - Chlordane - www.pops.gpa.unep.org/13/chlo.htm
[5] ATSDR Toxicological Profile for Aldrin and Dieldrin. September 2002. - www.atsdr.cdc.gov/toxprofiles/tpw.html
Under FIFRA:
No US registration, most uses cancelled in 1978, all uses by 1988
All tolerances on food crops revoked in 1986
No production (stopped in 1997), import or export
Regulated as hazardous air pollutant (CAA)
Prioity toxic pollutant (CWA)