Ag Contribution to VOC Emission Ag Contribution to VOC Emission Inventory (2002)Inventory (2002)

Total Annual VOC Emissions: 413.0 t/dTotal Annual VOC Emissions: 413.0 t/d Ag contribution (21.2%): Ag contribution (21.2%): 87.4 t/d 87.4 t/d Total Mobile Sources (86.7%): 357.9 t/d Total Mobile Sources (86.7%): 357.9 t/d

Environmental Quality Environmental Quality Incentives Program Incentives Program

(EQIP)(EQIP)

Agriculture Ozone PrecursorsAgriculture Ozone Precursors Oxides of Nitrogen (NOx): tons/yearOxides of Nitrogen (NOx): tons/year

ExampleExampleIrrigation Engine (1986 model, 350 h.p., runs 2600 Irrigation Engine (1986 model, 350 h.p., runs 2600

hrs): NOx produced – 7.2 t/yrhrs): NOx produced – 7.2 t/yr

Irrigation Engine (2003 Tier II model, 350 h.p., 2600 Irrigation Engine (2003 Tier II model, 350 h.p., 2600 hrs): NOx produced – 3.1 t/yrhrs): NOx produced – 3.1 t/yr

• Volatile Organic Compounds (VOCs): Volatile Organic Compounds (VOCs): ExampleExample

Dairy gives off between 5 – 13 lb/head/yrDairy gives off between 5 – 13 lb/head/yr

@ 13 lb/hd/yr, 1500 hd = 10 tons@ 13 lb/hd/yr, 1500 hd = 10 tons

AIR QUALITY PM10

PM2.5OZONE

NOx

SOxCarbon

MonoxideLead

(Pb)

Volatile Organic Compounds

Carbon

Dioxide*

Mercury Mercury (Hg)(Hg)

AGENDAAGENDA

IntroductionIntroduction Air Quality ParametersAir Quality Parameters PM-10 PM-10 OzoneOzone ConclusionsConclusions

CONCLUSIONSCONCLUSIONS Agriculture can be a significant source of Agriculture can be a significant source of

air pollution.air pollution. Monitoring sophistication and research is Monitoring sophistication and research is

needed to pinpoint speciation and amount needed to pinpoint speciation and amount of PM-10 and ozone.of PM-10 and ozone.

Agriculture is being proactive in dealing Agriculture is being proactive in dealing with it’s share of the air pollution problem.with it’s share of the air pollution problem.

Agriculture cannot pass on the cost of air Agriculture cannot pass on the cost of air pollution controls to consumers.pollution controls to consumers.

California Association of California Association of Resource Conservation Resource Conservation

Districts - Area IX MeetingDistricts - Area IX Meeting

San Joaquin Valley RegionSan Joaquin Valley Region

Spring 2004Spring 2004

Friday, April 16, 2004Friday, April 16, 2004

Clovis Veteran’s Memorial Clovis Veteran’s Memorial HallHall

Ron Harben, Air Quality Ron Harben, Air Quality SpecialistSpecialist