SOUTH COAST AIR QUALITY MANAGEMENT DISTRICT DAILY AIR QUALITY FORECAST VALID: THU., JAN. 22, 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 32 25 0.5 26 21 30 73 2 NW Coastal LA 40 32 0.6 21 10 26 53 3 SW Coastal LA 34 29 0.7 23 7 25 39 4 S Coastal LA 38 31 0.6 29 12 32 56 5 Southeast LA Co 32 25 1.0 31 26 33 82 6 W San Fernando Vly 41 33 0.9 20 15 26 62 7 E San Fernando Vly 37 28 0.8 27 22 28 75 8 W San Gabriel Vly 30 24 0.5 31 26 27 82 9 E San Gabriel Vly 29 25 0.6 29 17 30 66 10 Pomona Walnut Vly 27 20 0.7 38 33 34 96 11 S San Gabriel Vly 30 21 0.7 39 34 33 97 12 S Central LA Co 34 28 1.0 26 19 31 69 13 Santa Clarita Vly 41 33 0.4 19 14 25 60 15 San Gabriel Mts 34 29 0.6 29 16 30 64 Los Angeles County: Mojave Desert Air Basin 14 Antelope Vly 36 29 0.5 16 11 30 55 Orange County: South Coast Air Basin 16 N Orange Co 35 27 0.5 34 29 31 88 17 Central Orange Co 34 28 0.8 32 22 28 75 18 N Coastal Orange Co 39 34 0.6 28 7 30 39 19 Saddleback Vly 42 34 0.3 34 14 28 60 20 Central Coastal 39 33 0.4 25 10 27 53 21 Capistrano Vly 39 33 0.5 21 8 26 44 Riverside County: South Coast Air Basin 22 Norco/Corona 33 28 0.7 40 31 28 92 23 Metro Riverside Co 28 23 0.7 45 28 30 86 24 Perris Vly 32 28 0.6 38 33 33 96 25 Lake Elsinore 40 34 0.5 22 17 26 66 26 Temecula Vly 41 35 0.4 19 13 25 58 27 Anza Vly 49 41 0.4 20 10 26 53 28 Hemet/San Jacinto 39 34 0.5 25 20 34 71 29 Banning 43 38 0.5 24 19 35 69 -------------------------------------------------------------------------------- -------------------------------------------------------------------------------- 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 44 43 0.3 23 7 28 40 Riverside County: Mojave Desert Air Basin 31 E Riverside Co 39 36 0.3 16 7 20 39 San Bernardino County: South Coast Air Basin 32 NW San Bernardino Vly 20 17 0.6 27 22 33 75 33 SW San Bernardino Vly 26 21 0.7 39 33 34 96 34 C San Bernardino Vly 29 22 0.6 21 16 37 64 35 E San Bernardino Vly 31 26 0.6 28 22 34 75 36 W San Bernardino Mtns 29 25 0.6 19 8 34 44 37 C San Bernardino Mtns 39 33 0.6 18 9 33 50 38 Big Bear Lake 43 40 0.6 19 14 33 60 San Bernardino County: Mojave Desert Air Basin 39 Phelan 41 39 0.5 20 7 30 39 40 Hesperia 34 31 0.6 19 9 32 50 41 Trona 27 25 0.4 15 7 12 39 42 Victorville 36 31 0.5 19 13 29 58 43 Yucca Vly 44 42 0.4 16 7 29 39 44 Barstow 40 27 0.5 23 7 38 39 45 Twentynine Palms 37 34 0.4 16 7 27 39 -------------------------------------------------------------------------------- -------------------------------------------------------------------------------- AIR QUALITY FORECAST -------------------------------------------------------------------------------- ON THU., JAN. 22, 2026, THE SOUTH COAST AIR QUALITY MANAGEMENT DISTRICT PREDICTS THE AIR QUALITY WILL BE ... GOOD in the following area(s): Central Mojave Desert AQI: 39 PM2.5 Coachella Valley/Low Desert AQI: 40 Ozone Northern Mojave Desert AQI: 39 PM2.5 San Bernardino Mountains AQI: 50 PM2.5 MODERATE in the following area(s): Antelope Valley AQI: 55 PM2.5 Banning Pass Area AQI: 69 PM2.5 Big Bear Lake AQI: 60 PM2.5 Coastal Area AQI: 56 PM2.5 Hemet/Elsinore Area AQI: 96 PM2.5 Inland Orange County AQI: 75 PM2.5 Metropolitan Area AQI: 88 PM2.5 Riverside Valley AQI: 92 PM2.5 San Bernardino Valley AQI: 96 PM2.5 San Fernando/Santa Clarita Valleys AQI: 75 PM2.5 San Gabriel Mountains AQI: 64 PM2.5 San Gabriel Valley AQI: 97 PM2.5 Temecula/Anza Area AQI: 58 PM2.5 Victor Valley AQI: 58 PM2.5 ------------------------------------------------------------------------ ------------------------------------------------------------------------ WEATHER FORECAST ------------------------------------------------------------------------ Mostly cloudy skies expected, with a chance of showers and gradually decreasing temperatures. Inversion Base: 2330 FT | Breaking Temperature: 67 DEG F Inversion Breaking: NO | Maximum Mixing HEIGHT: 2662 FT ------------------------------------------------------------------------ ------------------------------------------------------------------------ AIR QUALITY FORECAST RULE IMPLICATIONS ------------------------------------------------------------------------ Area 40 - South Coast Air Basin: NO-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: Prohibited in South Coast Air Basin Below 3000 ft 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 THURSDAY, JANUARY 22, 2026 IN THE SOUTH COAST AIR BASIN.