Attachment 1

SIP

2023 

Baseline

New 2023 

Baseline

2023 

Remaining 

Emissions

Smog Check Improvements (BAR) 74.3 74.3 73.1

Cleaner In-Use Heavy-Duty Trucks & Buses 69.7 76.8 49.4

Cleaner In-Use Off-Road Equipment (over 25hp) 45.8 18.9 15.8

Ship Auxiliary Engine Cold Ironing & Clean Technology 56.7 40.3 12.0

Cleaner Main Ship Engines and Fuel - Main Engines 46.6 65.8 21.3

Accelerated Intro. Of Cleaner Line-Haul Locomotives 21.0 21.0 21.0

Clean Up Existing Harbor Craft 12.8 18.4 8.4

Cargo Handling Equipment 2.6 1.8 1.8

New Emission Standards for Recreational Boats 18.3 18.3 18.3

Co-Benefits from Greenhouse Gas Reduction Measures -- -- --

All other local, state, and federal emissions 157 157 147 (1)

Total 2023 forecast with rules adopted to date 505 493 368

SIP

2023 

Baseline

New 2023 

Baseline

2023 

Remaining 

Emissions

Smog Check Improvements (BAR) 97.4 97.4 92.1

Cleaner In-Use Heavy-Duty Trucks & Buses 6.2 6.6 5.3

Cleaner In-Use Off-Road Equipment (over 25hp) 8.0 2.0 1.7

Ship Auxiliary Engine Cold Ironing & Clean Technology 0.9 1.5 0.9

Cleaner Main Ship Engines and Fuel - Main Engines 1.9 3.2 2.5

Accelerated Intro. Of Cleaner Line-Haul Locomotives 2.4 2.4 2.4

Clean Up Existing Harbor Craft 1.3 1.0 0.5

Cargo Handling Equipment 0.9 0.6 0.6

New Emission Standards for Recreational Boats 50.8 50.8 50.8

Expanded Off-Road Rec. Vehicle Emission Standards 13.4 13.4 13.4

Consumer Products Program 109.5 109.5 102.4

All other local, state, and federal emissions 241 241 226 (1)

Total 2023 forecast with rules adopted to date 534 529 498

(1) Includes benefits of local emission reductions that were not reflected in the revised RFP estimates

Current

South Coast Air Basin

2023 Progress to Date on ARB Rules

NOx (tpd)

Current

ROG (tpd)

(1) Includes benefits of local emission reductions that were not reflected in the revised RFP estimates

8/9/2011
Attachment 1

SIP

2023 

Baseline

New 2023 

Baseline

2023 

Remaining 

Emissions

Smog Check Improvements (BAR) 24.0 24.8 23.7 (1)

Cleaner In-Use Heavy-Duty Trucks & Buses 73.1 55.9 39.0

Cleaner In-Use Off-Road Equipment (over 25hp) 17.7 11.2 9.4

Accelerated Intro. Of Cleaner Line-Haul Locomotives 21.1 21.1 21.1

New Emission Standards for Recreational Boats 5.8 5.8 5.8

District emission sources 113 66 53

All other state, and federal emissions 41 42 (2) 42 (2)

Total 2023 forecast with rules adopted to date 295 227 194 (3)

SIP

2023 

Baseline

New 2023 

Baseline

2023 

Remaining 

Emissions

Smog Check Improvements (BAR) 33.4 34.7 31.7 (1)

Cleaner In-Use Heavy-Duty Trucks & Buses 7.9 5.9 5.1

Cleaner In-Use Off-Road Equipment (over 25hp) 2.7 1.2 1.0

Accelerated Intro. Of Cleaner Line-Haul Locomotives 1.6 1.6 1.6

New Emission Standards for Recreational Boats 16.8 16.8 16.8

Expanded Off-Road Rec. Vehicle Emission Standards 12.5 12.5 12.5

Consumer Products Program 29.9 29.9 24.9

Pesticides: DPR Regulation 17.9 19.3 18.1

District emission sources 261 256 202

All other state, and federal emissions 26 26 (2) 26 (2)

Total 2023 forecast with rules adopted to date 409 403 339

(1) Includes benefits of local Employer-based Trip Reduction rule

(2) Includes minor changes associated with the inclusion of COG activity data consistent with the trasnportation 

conformity budgets adopted in 2007 8-hour Ozone Plan..

Current

San Joaquin Valley Air Basin

2023 Progress to Date on ARB Rules

NOx (tpd)

Current

ROG (tpd)

(2) Includes minor changes associated with the removal of ISR benefits and the inclusion of COG activity data 

consistent with the transportation conformity budgets adopted in 2007 8-hour Ozone Plan.

(3) Includes benefits of LSI rule emission reductions that were not reflected in the revised RFP estimates

(1) Includes benefits of local Employer-based Trip Reduction rule

8/9/2011