Cal. Code Regs. tit. 17 § 70200.5

Current through Register 2024 Notice Reg. No. 45, November 8, 2024

Section 70200.5 - Ambient Air Quality Standards for Hazardous Substances.*

*Substance*	*Concentration and Methods*	*Duration of Averaging Periods*	*Most Relevant Effects*	.Comments
Vinyl Chloride (Chloroethene CH₂ = CHCl)	0.010 ppm ARB Haagan-Smit Lab Method No. 101 (Tedlar Bag collection gas chromatography)	24 hours	Known human and animal carcinogen	Low-level effects are undefined, but are potentially serious. Level is not a threshold level and does not necessarily protect against harm. Level specified is lowest level at which violation can be reliably detected by the method specified. Ambient concentrations at or above the standard constitute an endangerment to the health of the public.

* Applicable statewide unless otherwise noted.

Cal. Code Regs. Tit. 17, § 70200.5

1. New section filed 6-14-78; effective thirtieth day thereafter (Register 78, No. 24).
2. Amendment filed 11-27-85; effective thirtieth day thereafter (Register 85, No. 48).

Note: Authority cited: Sections 39600, 39601(a) and 39606(b), Health and Safety Code. Reference: Section 41700, Health and Safety Code.

1. New section filed 6-14-78; effective thirtieth day thereafter (Register 78, No. 24).
2. Amendment filed 11-27-85; effective thirtieth day thereafter (Register 85, No. 48).