INVENTORY OF AIR EMISSIONS FOR CALENDAR YEAR 2018 Prepared for: September 2019 Prepared by: Inventory of Air Emissions CY 2018 TABLE OF CONTENTS EXECUTIVE SUMMARY .................................................................................................................. ES-1 Summary of 2018 Activity and Emission Estimates ........................................................... ES-1 CAAP Standards and Emission Reduction Progress .......................................................... ES-8 Health Risk Reduction Progress ........................................................................................... ES-11 SECTION 1 INTRODUCTION ............................................................................................................... 1 Geographical Domain ..................................................................................................................... 2 SECTION 2 REGULATORY AND CAAP MEASURES .......................................................................... 4 Clean Air Action Plan (CAAP) Strategies .................................................................................... 4 Regulatory Programs by Source Category ................................................................................... 6 SECTION 3 OCEAN-GOING VESSELS .............................................................................................. 12 Source Description ........................................................................................................................ 12 Geographical Domain ................................................................................................................... 14 Data and Information Acquisition .............................................................................................. 14 Operational Profiles ...................................................................................................................... 15 Emissions Estimation Methodology ........................................................................................... 22 Emission Estimates ....................................................................................................................... 22 SECTION 4 HARBOR CRAFT .............................................................................................................. 24 Source Description ........................................................................................................................ 24 Geographical Domain ................................................................................................................... 25 Data and Information Acquisition .............................................................................................. 25 Operational Profiles ...................................................................................................................... 25 Emissions Estimation Methodology ........................................................................................... 28 Emission Estimates ....................................................................................................................... 28 SECTION 5 CARGO HANDLING EQUIPMENT ................................................................................ 30 Source Description ........................................................................................................................ 30 Geographical Domain ................................................................................................................... 31 Data and Information Acquisition .............................................................................................. 31 Operational Profiles ...................................................................................................................... 31 Emissions Estimation Methodology ........................................................................................... 35 Emission Estimates ....................................................................................................................... 35 SECTION 6 LOCOMOTIVES ............................................................................................................... 38 Source Description ........................................................................................................................ 38 Geographical Domain ................................................................................................................... 39 Data and Information Acquisition .............................................................................................. 39 Operational Profiles ...................................................................................................................... 40 Emissions Estimation Methodology ........................................................................................... 40 Emission Estimates ....................................................................................................................... 44 Port of Los Angeles September 2019 Inventory of Air Emissions CY 2018 SECTION 7 HEAVY-DUTY VEHICLES .............................................................................................. 45 Source Description ........................................................................................................................ 45 Geographical Domain ................................................................................................................... 45 Data and Information Acquisition .............................................................................................. 46 Operational Profiles ...................................................................................................................... 46 Emissions Estimation Methodology ........................................................................................... 48 Model Year Distribution .............................................................................................................. 49 Emission Estimates ....................................................................................................................... 50 SECTION 8 SUMMARY OF 2018 EMISSION RESULTS ...................................................................... 52 SECTION 9 COMPARISON OF 2018 AND PREVIOUS YEARS’ FINDINGS AND EMISSION ESTIMATES .......................................................................................................................................... 58 Ocean-Going Vessels .................................................................................................................... 59 Harbor Craft ................................................................................................................................... 61 Cargo Handling Equipment ......................................................................................................... 65 Locomotives ................................................................................................................................... 71 Heavy-Duty Vehicles .................................................................................................................... 72 CAAP Standards and Progress .................................................................................................... 75 APPENDIX A: CHE Inventory Port of Los Angeles September 2019 Inventory of Air Emissions CY 2018 LIST OF FIGURES Figure ES.1: 2018 PM10 Emissions in the South Coast Air Basin ........................................ ES-2 Figure ES.2: 2018 PM2.5 Emissions in the South Coast Air Basin ........................................ ES-3 Figure ES.3: 2018 DPM Emissions in the South Coast Air Basin ....................................... ES-3 Figure ES.4: 2018 NOx Emissions in the South Coast Air Basin ......................................... ES-3 Figure ES.5: 2018 SOx Emissions in the South Coast Air Basin .......................................... ES-4 Figure ES.6: Port’s Emission Contribution in the South Coast Air Basin .......................... ES-4 Figure ES.7: DPM Reductions to Date .................................................................................... ES-9 Figure ES.8: NOx Reductions to Date .................................................................................... ES-10 Figure ES.9: SOx Reductions to Date ..................................................................................... ES-10 Figure ES.10: Health Risk Reduction Benefits to Date ....................................................... ES-11 Figure 1.1: Emissions Inventory Geographical Extent ................................................................. 2 Figure 1.2: Port Boundary Area of Study ........................................................................................ 3 Figure 4.1: Distribution of Commercial Harbor Craft Population by Vessel Type ................ 24 Figure 4.2: Distribution of Harbor Craft Engines by Engine Standards .................................. 27 Figure 5.1: CHE Count Distribution by Equipment Type ......................................................... 30 Figure 7.1: Model Year Distribution of the Heavy-Duty Truck Fleet ...................................... 49 Figure 8.1: 2018 PM10 Emissions in the South Coast Air Basin ................................................ 56 Figure 8.2: 2018 PM2.5 Emissions in the South Coast Air Basin ...............................................