Reducing Diesel Emissions in the Denver Region Western

Reducing Diesel Emissions in the Denver Region Western Regional Air Partnership’s Mobile Sources Forum July 16, 2003

Regional Air Quality Council w Lead air quality planning agency for 7 -county metro Denver region since 1989 w RAQC serves to develop effective air quality planning initiatives and outreach and education programs with input from local governments, the private sector, stakeholder groups, and citizens w RAQC has developed attainment and maintenance plans for CO, PM-10, ozone and implemented a host of public/private initiatives

Diesel Stakeholder Work Group w Work Group formed in August 2001 w 10 meetings between October 2001 and May 2002 w Participation by a wide range of stakeholders w Strong consensus for recommendations in the final report

Work Group Objectives w Determine impact of diesel emissions on Denver area air quality w Review current Diesel I/M Program w Explore opportunities to advance clean diesel technology w Assess contribution of off-road diesel engines

Diesel Air Quality Impacts w Diesel engines contribute to Denver area air quality problems n n 10 -16% primary PM-2. 5 20 -30% NOX emissions 15 -23% total PM-2. 5 25 -40% visibility impairment w Diesel emissions have public health consequences

Final Recommendations w All recommendations compiled in report: Reducing Diesel Emissions in the Denver Region, available at www. raqc. org w Recommendations: n n n Diesel I/M Program On-road diesel vehicles Off-road diesel vehicles

Diesel I/M Program w Change in weight definition for HDDV w Increase model year exemptions to 4 years w Decrease test frequency to biennial testing for vehicles 10 years and newer beginning in 1995 w Require testing on vehicles routinely operated in program area w Testing protocols: allow SAE J 1667 for 10 years and newer, require lugdown for vehicles older than 10 years, eliminate visual testing

Clean Air Fleets Outreach and Awareness Program Goals: w Encourage voluntary initiatives by on- and offroad diesel fleet operators to reduce emissions w Reduce diesel emissions by providing funding for retrofit and alternative fuel projects w Educate fleet operators on cost-effective maintenance to keep fleet running clean w Recognize fleet operators who undertake voluntary initiatives to reduce emissions

Clean Air Fleets Clean Diesel Conference w Program officially launched at Denver’s Clean Diesel Conference on June 11 & 12 n nearly 100 fleet managers, transportation directors, local/state/federal government reps, etc. attended w Guest speakers from Diesel Technology Forum, Puget Sound Clean Air Agency, Fleetguard Emission Solutions, International, Wagner, and more

Clean Air Fleets Outreach w Web site: www. cleanairfleets. org w Outreach folder: n n n n n Advances in Diesel Engine Technology Clean Air Fleets Program Overview Colorado’s Diesel I/M Program Vehicle Idling Reduction Strategies Emission Control Technology Vehicle and Engine Replacement Alternative Fuels Emissions Standards CAF Funding Opportunities

Clean Air Fleets Recognition Program w Recognize fleets that undertake voluntary measures to reduce emissions w Receive recognition at press conference, special awards ceremony; receive CAF decals, award, more w Company/City/County/School District submits application; reviewed and selected by the CAF Program Advisory Team w First “Clean Air Fleet” designation: NAPA Auto Parts

Clean Air Fleets Emission Reduction Funding Program w $100, 000 for retrofit and emission reduction projects n 50% for truck fleets, 50% for school bus fleets n Funding sources: CMAQ, SEPs, CDPHE w Seeking additional funding from EPA’s Voluntary Diesel Retrofit Program, Clean School Bus USA Initiative, Toyota settlement, and other sources

Clean Air Fleets School Bus Fleet Outreach w Make special effort to educate school bus fleet operators on maintenance practices w Working with area transportation directors and fleet operators w Seeking additional funding for large, school bus retrofit and replacement program w Host workshop that will spend time focusing on school bus fleets – October 2003 w Conducted survey to gauge interest and gather demographical data

Recommendations for Non. Road Diesel Vehicles w Include off-road fleets in Clean Air Fleets program w Incentives to encourage the use of low sulfur fuel and other low-emitting fuels w Encourage best maintenance practices regarding engine maintenance, idling and use w Program for large-scale construction projects to encourage low-emitting technology

Contact Information Diesel Initiatives Ken Lloyd Executive Director (303) 629 -5450, ext. 250 klloyd@raqc. org Jerry Dilley Technical Engineer (303) 629 -5450, ext. 240 jdilley@raqc. org Clean Air Fleets Steve Mc. Cannon Program Manager (303) 629 -5450, ext. 230 smccannon@raqc. org Sara O’Keefe Program Manager (303) 629 -5450, ext. 220 sokeefe@raqc. org