Organic Toxic Air Contaminants Monitoring as of June 24, 2009

This page last reviewed July 22, 2010.

Parameter Measured Volatile Organic Compounds (VOCs)  Wood Smoke Trackers
Aromatic and
Halogenated
Compounds1 		 Oxygenates2 Ethanol
(Acetaldehyde)
Methanal (Formaldehyde)
Butanone 
(Methylethyl- ketone) 		Levoglusan
Mannosan
Galactosan
Sampling Schedule Every 12 Days (24 hr samples) Every 6 Days (24 hr samples)
ARB Collection Method XonTech 910A
Gaseous Sampler 		Xontech 924
Toxic Air
Contaminant Sampler 		Met One
SASS
PM 2.5
Sampling Media Polished Stainless Steel Canister DNPH - Coated Silica Cartridges Teflon Filter
Number of Sites Operated by ARB 5         5 5
Number of ARB Collocated Sites  2 (Bakersfield, Burbank) 2 (Bakersfield, Stockton) 0
Additional Sites Operated
by Other Agencies		 3 BAAQMD
8 SCAQMD
2 SDAQMD 
1 SJAQMD
1 SIMI VALLEY 		13 0
ARB Analysis Method Method 058
Cryogenic Trap
Preconcentration
Capillary GC/MS 		Method 066
Sorbent Trap
Preconcentration
Capillary GC/MS 		Method 022
High-Performance Liquid
Chromatography / Ultraviolet
Detector 		Method 067
High Performance Liquid Chromatography with Charged Aerosol Dectecor
Data Availability ARB Planning and Technical Support Division, Aerometric Data
Analysis and Management System (ADAM);
U.S. EPA Air Quality System (AQS)
1. Dichloromethane, trichoromethane, tetrachloromethane, 1,1,1-trichloroethane, trichloroethene, tetrachloroethene, bezene, toluene, styrene, 1, 2-dichlorobenzene, 1, 4-dichlorobenzene, o-xylene, m/p xylene, ethylbenzene, and 1,3-butadiene, bromomethane, carbon disulfide, cis-1,3-dichloropropene, trans-1,3-dichloropropene

2. Acrolein, acetonitrile, acrylonitrile, acetone

3. San Diego APCD butanone only.
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