chemical information


Chemical Class:

Organochlorine Pesticide (OC)

Found in these people:

Baby #1, Baby #2, Baby #3, Baby #4, Baby #5, Baby #6, Baby #7, Baby #8, Baby #9, Baby #10, Anonymous Adult 1, Kathy Fowler, U.S. Representative Louise Slaughter, Sara Corbett

Found in these locations:

Rockville, MD; Upstate New York, NY; NY, USA


Organochlorine chemical, a class largely banned in the U.S. that builds up in the body over time, linked to cancer and reproductive harm.

cis-Nonachlor has been found in 18 of the 18 people tested in EWG/Commonweal studies.

Top health concerns for cis-Nonachlor (References)

health concern or target organ weight of evidence
Reproduction and fertilityunknown

Results for cis-Nonachlor

in blood serum (lipid weight)

Showing results from EWG/Commonweal Study #4, industrial chemicals and pesticides in cord blood, San Francisco Reporter, EWG Study #8, chemicals in mother and 2 children, EWG Study #3, industrial chemicals and pesticides in adults

EWG/Commonweal results

  • geometric mean: 0.53 ng/g (lipid weight) in blood serum
  • found in 18 of 18 people in the group
0.0972 ng/g (lipid weight) in blood serum 7.4

cis-Nonachlor results

Detailed toxicity classifications (References)

classification governing entity/references
Reproductive effects - weight of evidence unknown/unassessedDamgaard, I. N., N. E. Skakkebaek, et al. (2006). Persistent pesticides in human breast milk and cryptorchidism. Environ Health Perspect 114(7): 1133-8.