INVENTORY OF AIR EMISSIONS FOR CALENDAR YEAR 2019 Prepared for: September 2020 Prepared by: Inventory of Air Emissions CY 2019 TABLE OF CONTENTS EXECUTIVE SUMMARY .................................................................................................................. ES-1 Summary of 2019 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........................................................................................... 23 Emission Estimates ....................................................................................................................... 23 SECTION 4 HARBOR CRAFT .............................................................................................................. 26 Source Description ........................................................................................................................ 26 Geographical Domain ................................................................................................................... 27 Data and Information Acquisition .............................................................................................. 27 Operational Profiles ...................................................................................................................... 27 Emissions Estimation Methodology........................................................................................... 30 Emission Estimates ....................................................................................................................... 30 SECTION 5 CARGO HANDLING EQUIPMENT ................................................................................ 32 Source Description ........................................................................................................................ 32 Geographical Domain ................................................................................................................... 33 Data and Information Acquisition .............................................................................................. 33 Operational Profiles ...................................................................................................................... 33 Emissions Estimation Methodology........................................................................................... 38 Emission Estimates ....................................................................................................................... 38 SECTION 6 LOCOMOTIVES ............................................................................................................... 40 Source Description ........................................................................................................................ 40 Geographical Domain ................................................................................................................... 41 Data and Information Acquisition .............................................................................................. 41 Operational Profiles ...................................................................................................................... 42 Emissions Estimation Methodology........................................................................................... 42 Emission Estimates ....................................................................................................................... 46 Port of Los Angeles September 2020 Inventory of Air Emissions CY 2019 SECTION 7 HEAVY-DUTY VEHICLES .............................................................................................. 47 Source Description ........................................................................................................................ 47 Geographical Domain ................................................................................................................... 47 Data and Information Acquisition .............................................................................................. 48 Operational Profiles ...................................................................................................................... 48 Emissions Estimation Methodology........................................................................................... 50 Model Year Distribution .............................................................................................................. 51 Emission Estimates ....................................................................................................................... 52 SECTION 8 SUMMARY OF 2019 EMISSION RESULTS ...................................................................... 54 SECTION 9 COMPARISON OF 2019 AND PREVIOUS YEARS’ FINDINGS AND EMISSION ESTIMATES........................................................................................................................................... 60 Ocean-Going Vessels .................................................................................................................... 61 Harbor Craft ................................................................................................................................... 64 Cargo Handling Equipment ......................................................................................................... 67 Locomotives ................................................................................................................................... 73 Heavy-Duty Vehicles .................................................................................................................... 74 CAAP Standards and Progress .................................................................................................... 77 APPENDIX A: CHE Inventory Port of Los Angeles September 2020 Inventory of Air Emissions CY 2019 LIST OF FIGURES Figure ES.1: 2019 PM10 Emissions in the South Coast Air Basin ........................................ ES-2 Figure ES.2: 2019 PM2.5 Emissions in the South Coast Air Basin ........................................ ES-3 Figure ES.3: 2019 DPM Emissions in the South Coast Air Basin ....................................... ES-3 Figure ES.4: 2019 NOx Emissions in the South Coast Air Basin ......................................... ES-3 Figure ES.5: 2019 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 ................ 26 Figure 4.2: Distribution of Harbor Craft Engines by Engine Standards .................................. 29 Figure 5.1: CHE Count Distribution by Equipment Type ......................................................... 32 Figure 7.1: 2019 Model Year Distribution of the Heavy-Duty Truck Fleet............................. 51 Figure 8.1: 2019 PM10 Emissions in the South Coast Air Basin ................................................ 58 Figure 8.2: 2019 PM2.5 Emissions in the South Coast Air Basin ................................................ 58 Figure