The Proposition 65 List

Current Proposition 65 List

The current Proposition 65 list is available on-line below, as a pdf or Excel download or through WestLaw. The Excel document also includes the listing mechanism for each chemical listing and the safe harbor level, if one has been adopted. A hyperlink is provided for those chemicals for which the basis for listing documentation is available electronically.

What types of chemicals are on the Proposition 65 list?

The list contains a wide range of naturally occurring and synthetic chemicals that cause cancer or birth defects or other reproductive harm. These chemicals include additives or ingredients in pesticides, common household products, food, drugs, dyes, or solvents. Listed chemicals may also be used in manufacturing and construction, or they may be byproducts of chemical processes, such as motor vehicle exhaust. Learn how chemicals are added to the list.

Proposition 65 List

Chemical Name Type of Toxicity (Date Listed) & Basis for Listing
Propachlor Cancer (02/27/2001)

Authoritative Bodies-US Environmental Protection Agency

1,3-Propane Sultone Cancer (01/01/1988)

State's Qualified Experts

Propargite Cancer (10/01/1994)

Authoritative Bodies-US Environmental Protection Agency

Developmental Toxicity (06/15/1999)

Authoritative Bodies-US Environmental Protection Agency

Propazine Developmental Toxicity (07/15/2016)

Authoritative Bodies-US Environmental Protection Agency

Female Reproductive Toxicity (07/15/2016)

Authoritative Bodies-US Environmental Protection Agency

beta-Propiolactone Cancer (01/01/1988)

State's Qualified Experts

Propoxur Cancer (08/11/2006)

Authoritative Bodies-US Environmental Protection Agency

Propylene glycol mono-t-butyl ether Cancer (06/11/2004)

Authoritative Bodies-National Toxicology Program

Propylene Oxide Cancer (10/01/1988)

State's Qualified Experts

2-Methylaziridine (Propyleneimine) Cancer (01/01/1988)

State's Qualified Experts

Propylthiouracil Cancer (01/01/1988)

State's Qualified Experts

Developmental Toxicity (07/01/1990)

Formally Required

Pulegone Cancer (04/18/2014)

Labor Code

Pymetrozine Cancer (03/22/2011)

Authoritative Bodies-US Environmental Protection Agency

CMNP (Pyrazachlor) Cancer (08/25/2015)

Authoritative Bodies-US Environmental Protection Agency

Pyridine Cancer (05/17/2002)

Authoritative Bodies-National Toxicology Program

Pyrimethamine Developmental Toxicity (01/29/1999)

Formally Required

Quazepam Developmental Toxicity (08/26/1997)

Formally Required

Quinoline and its strong acid salts Cancer (10/24/1997)

State's Qualified Experts

Quizalofop-ethyl Male Reproductive Toxicity (12/24/1999)

State's Qualified Experts

Radionuclides Cancer (07/01/1989)

State's Qualified Experts

Reserpine Cancer (10/01/1989)

Labor Code

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