Air Toxics Update
Melanie Loyzim
February 25, 2010
Determining Priorities
Maine Air Toxics Initiative (MATI)
2007 Priority List
National Air Toxics Assessment (NATA)
2002 released June 2009
2005 due summer 2010
Toxics monitoring results
Compare to CDC Ambient Air Guidelines
Maine Air Toxics Priority List
1 Polycyclic Organic Matter
2 Naphthalene
3 Acrolein
4 Formaldehyde
5 Benzene
6 Chromium Compounds
7 Cobalt Compounds
8 1,3-Butadiene
9 Sulfuric Acid
10 Diesel Particulate Matter
11 Nickel Compounds
12 Arsenic Compounds
13 Particlate Matter from Nanotechnology
14 Brominated Flame Retardants
15 Acetaldehyde
16 Lead Compounds
17 Cadmium Compounds
18 Chloroform
19 Manganese Compounds
20 Tetrachloroethylene (Perchloroethylene)
21 Methyl Bromide (Bromomethane)
22 Carbon Tetrachloride
23 Dioxins and Furans
24 Hydrogen Sulfide
25 Ethylene Dichloride (1,2-Dichloroethane)
26 Ethylene Dibromide (Dibromethane)
27 Mercury Compounds
Polycyclic Organic Matter38%
Naphthalene29%
Acrolein13%
Cobalt 2%
Chromium 3%
Sulfuric Acid1%
Other4%
Formaldehyde4%
Benzene4%
1,3-Butadiene2%
2005 Toxicity-Weighted Emissionsby Pollutant
Residential Wood Combustion
U.S. Metropolitan Housing Survey (2005)
53,000+ uncertified woodstoves
18,000+ certified woodstoves
Almost 2,000 OWBs
American Lung Association of Maine (Nov 2008, N=3,204)
38% planned to burn wood
16% use wood as principal heating fuel
¼ of woodstoves > 20 years old
Market Decisions (Nov 2009, N=400) 43% of Mainers burn wood for heat
67% of Mainers do not perceive woodsmoke as an air pollution problem
Residential Wood Combustion
Woodstoves
Outreach Campaign
Save money. Save time. Protect your health.
• Flip card, public service announcement, website
• Partner with public health community, EPA and HPBA
Change-out Program
• 2010 bill to establish fund for distribution by DEP
• Local program template
• SEP template
Neurological Risk
2002 National Air Toxics Assessment
Cancer Risk Respiratory Risk
2002 NATA – Respiratory risk in Cumberland County
Primary risk drivers statewide:
Background CCl4
Benzene
PAH
2002 NATA Cancer Risk
Ambient Air Guidelines
Bureau of Health’s most recent recommendations for chemical concentrations in ambient air, below which there is minimal risk of a deleterious health effect resulting from long term inhalation exposure