Table 3-1. Future attainment year by non-attainment region and NAAQS. 0.08 ppm and 0.075 ppm refer to the 1997 and 2008 8-hour ozone standards, respectively. 15 ug/m3 and 12 ug/m3 refer to the 1997 and 2012 annual PM2.5 standards, respectively. 35 ug/m3 refers to the 2006 24-hour PM2.5 standard, and 1-hr ozone refers to the revoked 1979 0.12 ppm 1-hour ozone standard. Year Area 2031 2026 2025 2024 2023 2021 2020 2019 2017 Southern California Modeling Domain 0.075 0.08 12 South Coast -- -- -- -- -- -- ppm ppm µg/m3 0.075 0.08 Mojave/Coachella -- -- -- -- -- -- -- ppm ppm 12 0.075 Imperial County -- -- -- -- -- -- -- µg/m3 ppm 0.075 Ventura County -- -- -- -- -- -- -- -- ppm 0.075 San Diego -- -- -- -- -- -- -- -- ppm Northern California Modeling Domain 0.075 112 35 212 15 35 1-hr San Joaquin Valley -- -- ppm µg/m3 µg/m3 µg/m3 µg/m3 µg/m3 ozone Sacramento 0.075 -- -- -- -- -- -- -- -- Metropolitan ppm Portola-Plumas 12 -- -- -- -- -- -- -- -- County µg/m3 0.075 East Kern -- -- -- -- -- -- -- -- ppm
Table 3-1. Future attainment year by non-attainment region and NAAQS. 0.08 ppm and 0.075 ppm refer to the 1997 and 2008 8-hour ozone standards, respectively. 15 ug/m3 and 12 ug/m3 refer to the 1997 and 2012 annual PM2.5 standards, respectively. 35 ug/m3 refers to the 2006 24-hour PM2.5 standard, and 1-hr ozone refers to the revoked 1979 0.12 ppm 1-hour ozone standard. Area Year 2031 2026 2025 2024 2023 2021 2020 2019 2017 Southern California Modeling Domain South Coast 0.075 ppm -- -- -- 0.08 ppm 12 µg/m3 -- -- -- Mojave/Coachella -- 0.075 ppm -- -- -- -- -- -- 0.08 ppm Imperial County -- -- -- -- -- 12 µg/m3 -- -- 0.075 ppm Ventura County -- -- -- -- -- -- 0.075 ppm -- -- San Diego -- -- -- -- -- -- -- -- 0.075 ppm Northern California Modeling Domain San Joaquin Valley 0.075 ppm -- 112 µg/m3 35 µg/m3 -- 212 µg/m3 15 µg/m3 35 µg/m3 1-hr ozone Sacramento Metropolitan -- 0.075 ppm -- -- -- -- -- -- -- Portola-Plumas County -- -- -- -- -- 12 µg/m3 -- -- -- East Kern -- -- -- -- -- -- -- -- 0.075 ppm
App-H-Photochemical-Modeling-Protocol.docx