November 17, 2020 Virtual Meeting of the Carcinogen Identification Committee

A meeting of the Proposition 65[1] Carcinogen Identification Committee (CIC)[2] was held via webcast and webinar on November 17, 2020. The CIC provided the Office of Environmental Health Hazard Assessment (OEHHA) with its advice concerning the relative priority of seven chemicals (or chemical groups) for possible consideration for listing at future meetings of the CIC.

A summary of the meeting is provided below. The meeting agenda and transcript are available in the downloads section of this webpage. A recording of the meeting can be found on OEHHA’s YouTube webpage.

Summary of Chemical Prioritization Discussion

OEHHA referred seven chemicals and chemical groups to the CIC for advice and consultation pursuant to the OEHHA Proposition 65 Prioritization Procedure. The CIC’s advice is summarized in the table below.



Recommended Priority

Bisphenol A

High priority


Medium priority

Coal dust

No priority

Decabromodiphenyl ether (DecaBDE)

Medium priority

Methyl bromide

Medium priority


Perfluorooctane sulfonate (PFOS)
and its salts and transformation and
degradation precursors


High priority


Medium priority



Staff Updates

The Committee was provided with updates on activities related to chemical listings, adoption of Safe Harbor Levels, Proposition 65 litigation, and other regulatory activities

References and Notes

[1] The Safe Drinking Water and Toxics Enforcement Act of 1986, codified at Health and Safety Code section 25249.5 et seq.

[2] Health and Safety Code section 25249.8(b) and Title 27, Cal. Code of Regs., section 25302 et seq.