SOUTH COAST AIR QUALITY MANAGEMENT DISTRICT DAILY AIR QUALITY FORECAST VALID: FRI., JAN. 23, 2026 -------------------------------------------------------------------------------- SRA AREA 1-HR 8-HR 8-HR 24-HR 24-HR 1-HR MAX NUMBER OZONE OZONE CO PM10 PM2.5 NO2 AQI PPB PPB PPM UG/M3 UG/M3 PPB -------------------------------------------------------------------------------- Los Angeles County: South Coast Air Basin 1 Central LA Co 33 27 0.6 28 20 28 71 2 NW Coastal LA 41 32 0.6 25 16 16 64 3 SW Coastal LA 41 33 0.3 26 16 20 64 4 S Coastal LA 37 30 0.4 24 14 24 60 5 Southeast LA Co 33 28 0.9 26 20 27 71 6 W San Fernando Vly 38 33 0.6 21 13 17 58 7 E San Fernando Vly 37 31 0.6 27 17 23 66 8 W San Gabriel Vly 37 31 0.4 25 16 20 64 9 E San Gabriel Vly 33 31 0.4 19 14 25 60 10 Pomona Walnut Vly 34 30 0.5 24 19 30 69 11 S San Gabriel Vly 32 27 0.4 26 21 27 73 12 S Central LA Co 39 32 0.9 26 20 22 71 13 Santa Clarita Vly 42 36 0.3 20 15 17 62 15 San Gabriel Mts 35 32 0.4 24 12 23 56 Los Angeles County: Mojave Desert Air Basin 14 Antelope Vly 39 36 0.4 16 11 25 55 Orange County: South Coast Air Basin 16 N Orange Co 29 26 0.3 23 18 20 68 17 Central Orange Co 30 27 0.6 22 17 21 66 18 N Coastal Orange Co 34 31 0.4 20 8 23 44 19 Saddleback Vly 40 37 0.3 23 8 21 44 20 Central Coastal 39 36 0.3 17 8 17 44 21 Capistrano Vly 39 36 0.4 17 8 14 44 Riverside County: South Coast Air Basin 22 Norco/Corona 37 34 0.5 28 17 23 66 23 Metro Riverside Co 35 31 0.5 32 22 22 75 24 Perris Vly 38 34 0.5 23 18 20 68 25 Lake Elsinore 40 35 0.4 17 12 11 56 26 Temecula Vly 36 33 0.4 21 9 15 50 27 Anza Vly 39 35 0.3 23 13 19 58 28 Hemet/San Jacinto 41 37 0.5 23 18 21 68 29 Banning 43 39 0.4 20 15 12 62 -------------------------------------------------------------------------------- -------------------------------------------------------------------------------- SRA AREA 1-HR 8-HR 8-HR 24-HR 24-HR 1-HR MAX NUMBER OZONE OZONE CO PM10 PM2.5 NO2 AQI PPB PPB PPM UG/M3 UG/M3 PPB -------------------------------------------------------------------------------- Riverside County: Salton Sea Air Basin 30 Coachella Vly 49 43 0.3 28 17 26 66 Riverside County: Mojave Desert Air Basin 31 E Riverside Co 39 35 0.3 18 8 18 44 San Bernardino County: South Coast Air Basin 32 NW San Bernardino Vly 39 36 0.5 17 12 25 56 33 SW San Bernardino Vly 34 30 0.5 28 20 28 71 34 C San Bernardino Vly 35 30 0.5 20 15 26 62 35 E San Bernardino Vly 39 34 0.5 21 16 23 64 36 W San Bernardino Mtns 38 35 0.5 17 10 26 53 37 C San Bernardino Mtns 45 38 0.5 17 11 28 55 38 Big Bear Lake 43 40 0.5 18 12 28 56 San Bernardino County: Mojave Desert Air Basin 39 Phelan 44 42 0.4 18 8 29 44 40 Hesperia 39 35 0.4 19 10 29 53 41 Trona 39 35 0.3 16 8 13 44 42 Victorville 42 38 0.4 20 11 30 55 43 Yucca Vly 42 41 0.4 18 8 27 44 44 Barstow 43 33 0.4 23 11 36 55 45 Twentynine Palms 41 37 0.3 18 8 25 44 -------------------------------------------------------------------------------- -------------------------------------------------------------------------------- AIR QUALITY FORECAST -------------------------------------------------------------------------------- ON FRI., JAN. 23, 2026, THE SOUTH COAST AIR QUALITY MANAGEMENT DISTRICT PREDICTS THE AIR QUALITY WILL BE ... GOOD in the following area(s): Central Mojave Desert AQI: 44 PM2.5 MODERATE in the following area(s): Antelope Valley AQI: 55 PM2.5 Banning Pass Area AQI: 62 PM2.5 Big Bear Lake AQI: 56 PM2.5 Coachella Valley/Low Desert AQI: 66 PM2.5 Coastal Area AQI: 64 PM2.5 Hemet/Elsinore Area AQI: 68 PM2.5 Inland Orange County AQI: 66 PM2.5 Metropolitan Area AQI: 71 PM2.5 Northern Mojave Desert AQI: 55 PM2.5 Riverside Valley AQI: 75 PM2.5 San Bernardino Mountains AQI: 55 PM2.5 San Bernardino Valley AQI: 71 PM2.5 San Fernando/Santa Clarita Valleys AQI: 66 PM2.5 San Gabriel Mountains AQI: 56 PM2.5 San Gabriel Valley AQI: 73 PM2.5 Temecula/Anza Area AQI: 58 PM2.5 Victor Valley AQI: 55 PM2.5 ------------------------------------------------------------------------ ------------------------------------------------------------------------ WEATHER FORECAST ------------------------------------------------------------------------ Partly cloudy skies with cool temperatures are expected. Inversion Base: 11370 FT | Breaking Temperature: 86 DEG F Inversion Breaking: NO | Maximum Mixing HEIGHT: 2426 FT ------------------------------------------------------------------------ ------------------------------------------------------------------------ AIR QUALITY FORECAST RULE IMPLICATIONS ------------------------------------------------------------------------ Area 40 - South Coast Air Basin: BURN Area 53 - Mojave Desert Air Basin: BURN Area 55 - Salton Sea Air Basin: BURN Beach Fire Ring Wood Burning: Allowed in All Areas Residential Wood Burning: Allowed in All Areas Coachella Valley Rule 403.1 Wind Forecast: Winds Below 25 MPH ------------------------------------------------------------------------ ATTENTION ALL SCHOOLS AND INDUSTRIES THIS IS THE SOUTH COAST AIR QUALITY MANAGEMENT DISTRICT NO AIR POLLUTION OR HEALTH ADVISIORY EPISODES ARE PREDICTED FOR FRIDAY, JANUARY 23, 2026 IN THE SOUTH COAST AIR BASIN.