Port of San Diego 2016 Maritime Air Emissions Inventory Table of Contents Executive Summary .................................................................................................................... ES-1 ES.1 Scope of Inventory ......................................................................................................... ES-1 ES.2 Summary of Results ....................................................................................................... ES-2 1 Introduction ................................................................................................................................ 1-1 1.1 Purpose of the Inventory ................................................................................................... 1-1 1.2 Sources Covered .............................................................................................................. 1-2 1.3 Pollutants Covered ............................................................................................................ 1-2 1.4 Geographic Domain of Analysis ........................................................................................ 1-4 1.5 Regulations Affecting Emissions ....................................................................................... 1-5 1.5.1 Ocean-Going Vessels ................................................................................................ 1-8 1.5.2 Harbor Craft ............................................................................................................. 1-10 1.5.3 Cargo Handling Equipment ...................................................................................... 1-11 1.5.4 Locomotives ............................................................................................................. 1-11 1.5.5 Heavy-Duty Trucks .................................................................................................. 1-12 1.5.6 Recreational Boating ............................................................................................... 1-13 1.5.7 Port of San Diego Programs and Actions ................................................................ 1-14 2 Ocean-Going Vessels ................................................................................................................ 2-1 2.1 Source Description ............................................................................................................ 2-1 2.2 Data Collection and Activity ............................................................................................... 2-2 2.3 Emission Estimation Methodology .................................................................................... 2-5 2.4 Results ............................................................................................................................ 2-11 3 Commercial Harbor Craft .......................................................................................................... 3-1 3.1 Source Description ............................................................................................................ 3-1 3.1.1 Tugboats, Towboats, Push Boats, and Assist Tugs ................................................... 3-1 3.1.2 Commercial and Sport Fishing ................................................................................... 3-2 3.1.3 Ferry and Excursion ................................................................................................... 3-3 3.1.4 Other Harbor Craft ..................................................................................................... 3-3 3.2 Data Collection and Activity ............................................................................................... 3-3 3.3 Emission Estimation Methodology .................................................................................... 3-4 3.4 Results .............................................................................................................................. 3-7 4 Cargo Handling Equipment ...................................................................................................... 4-1 4.1 Source Description ............................................................................................................ 4-1 4.2 Data Collection and Activity ............................................................................................... 4-1 4.3 Emission Estimation Methodology .................................................................................... 4-4 4.4 Results .............................................................................................................................. 4-7 5 Rail Locomotives ....................................................................................................................... 5-1 i Port of San Diego 2016 Maritime Air Emissions Inventory 5.1 Source Description ............................................................................................................ 5-1 5.2 Data Collection and Activity ............................................................................................... 5-1 Regional Line Hauls ................................................................................................................ 5-1 On-Site Switching ................................................................................................................... 5-6 5.3 Emission Estimation Methodology .................................................................................... 5-8 5.4 Results .............................................................................................................................. 5-9 6 Heavy-Duty Trucks and On-Road Vehicles ............................................................................. 6-1 6.1 Source Description ............................................................................................................ 6-1 6.2 Data Collection and Activity ............................................................................................... 6-1 6.2.1 Terminal Trucks ......................................................................................................... 6-2 6.2.2 New Car Arrivals ........................................................................................................ 6-5 6.2.3 Cruise Ship Terminal ................................................................................................. 6-6 6.3 Emission Estimation Methodology .................................................................................... 6-8 6.4 Results .............................................................................................................................. 6-9 7 Recreational Boating ................................................................................................................. 7-1 7.1 Source Description ............................................................................................................ 7-1 7.2 Data Collection and Activity ............................................................................................... 7-1 7.3 Emission Estimation Methodology .................................................................................... 7-3 7.4 Results .............................................................................................................................. 7-4 8 Results and Discussion ............................................................................................................ 8-1 8.1 Efficiency of Emissions ...................................................................................................... 8-3 8.2 Comparison with Previous Years ...................................................................................... 8-4 8.2.1 Ocean-Going Vessels ................................................................................................ 8-4 8.2.2 Commercial Harbor Craft ........................................................................................... 8-7 8.2.3 Cargo Handling Equipment ........................................................................................ 8-8 8.2.4 Rail Locomotives ....................................................................................................... 8-9 8.2.5 Heavy-Duty Trucks and On-Road Vehicles ............................................................. 8-10 ii Port of San Diego 2016 Maritime Air Emissions Inventory List of Tables ES-1 Summary of 2016 Maritime Emission Inventory (tons)................................................ ES-2 ES-2 Comparison of 2006 and 2016 Maritime Emission Inventories (tons) ......................... ES-3 ES-3 Comparison of 2012 and 2016 Maritime Emission Inventories (tons) ......................... ES-4 ES-4 Efficiency of Activity – Pounds of Maritime Emissions per Call by Year ..................... ES-7 2-1 EPA Marine Compression Ignition Engine Categories ................................................... 2-1 2-2 EPA Marine Compression Ignition Engine Categories ................................................... 2-1 2-3 Average Propulsion and Auxiliary Power by Ship Type ................................................. 2-2 2-4 Ship Categories in AIS Data .......................................................................................... 2-3 2-5 Ship Categories in AIS Data .......................................................................................... 2-4 2-6 OGV Activity Modes ......................................................................................................