Port of Corpus Christi Authority 2017 Air Emissions Inventory Prepared for: September 2019 Prepared by: Port of Corpus Christi Authority 2017 Air Emissions Inventory TABLE OF CONTENTS SECTION 1 INTRODUCTION ............................................................................................................................. 1 1.1 Reason for Study .................................................................................................................................... 1 1.2 Scope of Study ........................................................................................................................................ 1 1.2.1 Pollutants ............................................................................................................................................ 1 1.2.2 Temporal Extent ................................................................................................................................. 2 1.2.3 Emission Source Categories .................................................................................................................. 2 1.3 Geographical Domain ........................................................................................................................... 3 1.3.1 Marine-side Geographical Domain ....................................................................................................... 4 1.3.2 Land-side Geographical Domain .......................................................................................................... 5 SECTION 2 SUMMARY RESULTS ....................................................................................................................... 6 SECTION 3 OCEAN-GOING VESSELS ............................................................................................................ 10 3.1 Source Description .............................................................................................................................. 10 3.2 Data and Information Acquisition .................................................................................................... 13 3.3 Operational Profiles............................................................................................................................. 14 3.4 Emission Estimation Methodology .................................................................................................. 15 3.4.1 Propulsion Engine Maximum (MCR) Continuous Rated Power ........................................................ 15 3.4.2 Propulsion Engine Load Factor ......................................................................................................... 16 3.4.3 Propulsion Engine Activity ................................................................................................................ 16 3.4.4 Propulsion Engine Emission Factors .................................................................................................. 17 3.4.5 Propulsion Engines Low Load Emission Factors ............................................................................... 19 3.4.6 Propulsion Engine Defaults................................................................................................................ 30 3.4.7 Auxiliary Engine Emission Factors................................................................................................... 30 3.4.8 Auxiliary Engine Load Defaults ....................................................................................................... 31 3.4.9 Auxiliary Boiler Emission Factors and Load Defaults ...................................................................... 32 3.4.10 Control Factors for Emission Reduction Technologies ........................................................................ 33 3.5 OGV Emission Estimates .................................................................................................................. 34 SECTION 4 HARBOR VESSELS ........................................................................................................................ 35 4.1 Source Description .............................................................................................................................. 35 4.2 Data and Information Acquisition .................................................................................................... 37 4.3 Emission Estimation Methodology .................................................................................................. 38 4.4 Commercial Harbor Craft Emission Estimates .............................................................................. 42 4.5 Recreational Vessel Emission Estimates .......................................................................................... 43 SECTION 5 CARGO HANDLING EQUIPMENT .............................................................................................. 44 5.1 Source Description .............................................................................................................................. 44 5.2 Data and Information Acquisition .................................................................................................... 45 5.3 Emission Estimation Methodology .................................................................................................. 45 5.4 Cargo Handling Equipment Emission Estimates ........................................................................... 48 Port of Corpus Christi Authority September 2019 Port of Corpus Christi Authority 2017 Air Emissions Inventory SECTION 6 RAILROAD LOCOMOTIVES ......................................................................................................... 49 6.1 Source Description .............................................................................................................................. 49 6.2 Data and Information Acquisition .................................................................................................... 49 6.3 Emission Estimation Methodology .................................................................................................. 50 6.4 Locomotive Emission Estimates ....................................................................................................... 52 SECTION 7 HEAVY-DUTY VEHICLES ............................................................................................................ 53 7.1 Source Description .............................................................................................................................. 53 7.2 Data and Information Acquisition .................................................................................................... 53 7.3 Emission Estimation Methodology .................................................................................................. 55 7.4 Heavy-duty Vehicles Emission Estimates ........................................................................................ 56 SECTION 8 COMPARISON OF 2017 AND 2013 EMISSION ESTIMATES ....................................................... 57 8.1 Ocean-going Vessels ........................................................................................................................... 59 8.2 Commercial Harbor Craft .................................................................................................................. 61 8.3 Cargo Handling Equipment ............................................................................................................... 62 8.4 Railroad Locomotives ......................................................................................................................... 63 8.5 Heavy-duty Vehicles ............................................................................................................................ 64 SECTION 9 CONCLUSION AND RECOMMENDATIONS ................................................................................ 65 Port of Corpus Christi Authority September 2019 Port of Corpus Christi Authority 2017 Air Emissions Inventory LIST OF TABLES Table 1.1: List of Terminals ............................................................................................................................ 3 Table 2.1: 2017 Maritime-related Emissions................................................................................................. 6 Table 2.2: Cargo Volume Comparison .......................................................................................................... 6 Table 2.3: Maritime-related Emissions Comparison, 2013 vs 2017 Calendar Years .............................. 7 Table 2.4: Nueces and San Patricio County Regional Emissions .............................................................. 7 Table 3.1: Arrivals, Departures, and Shifts by Vessel Type ...................................................................... 11 Table 3.2: OGV Fuel Correction Factors ................................................................................................... 18 Table 3.3: OGV Emission Factors for Diesel Propulsion, Steam (Boiler) Propulsion and Gas Turbine Engines, g/kW-hr ............................................................................................................................................ 18 Table 3.4: Low-Load Emission Factor Regression Equation Variables ................................................. 19 Table 3.5: Low Load Adjustment Multipliers for Emission Factors ...................................................... 20 Table