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Chlordecone

CAS Number

143-50-0

Synonym

Chlordecone; Decachloroketone; Decachlorotetracyclodecanone; Decachlorooctahydro-1,3,4-metheno-2H-cyclobuta(cd)pentalene-2-one; Kepone; NCI-C00191; EPA Pesticide Code: 027701

Occurrence/Use

Insecticide. Production ended in US in 1975; use banned by Stockholm Convention (not ratified by the US) in 2010.

Chlordecone

Soil Screening

Last CHHSL revision: 
1/2005
CHHSL Comments: 

For chemical-specific screening levels for use in assessing contaminated sites, please see HHRA Note 3 (DTSC HERO). https://www.dtsc.ca.gov/assessingrisk/humanrisk2.cfm

Cancer Potency Information

Latest Criteria: 
Proposition 65 NSRLs/MADLs
Inhalation Unit Risk (μg/cubic meter)-1: 
4.6 E-3
Inhalation Slope Factor (mg/kg-day)-1: 
1.6 E+1
Oral Slope Factor (mg/kg-day)-1: 
1.6 E+1
Comments/References: 

Proposition 65

Chemical Status

Cancer: 
Currently listed
Reproductive Toxicity: 
Currently listed

Cancer

Listed as causing: 
Cancer
Date of Listing: 
01/01/1988
Basis for Listing: 
State's Qualified Experts

Reproductive Toxicity

Listed as causing: 
Developmental Toxicity
Developmental Toxicity
Date of Listing: 
01/01/1989
Basis for Listing: 
State's Qualified Experts

Safe Harbor Levels

Cancer
No Significant Risk Level (NSRL): 
0.04 µg/day
Last NSRL/MADL Revision: 
1992

Documents, Presentations, and Publications

Cancer: