SOUTH COAST AIR QUALITY MANAGEMENT DISTRICT DAILY AIR QUALITY FORECAST VALID: SUN., FEB. 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 51 45 0.7 23 10 39 53 2 NW Coastal LA 45 41 0.7 21 10 27 53 3 SW Coastal LA 45 41 1.0 22 13 34 58 4 S Coastal LA 48 43 1.0 26 16 37 64 5 Southeast LA Co 50 45 1.5 27 16 36 64 6 W San Fernando Vly 47 45 0.8 19 7 31 42 7 E San Fernando Vly 50 45 0.8 23 7 34 42 8 W San Gabriel Vly 56 48 0.6 22 8 31 44 9 E San Gabriel Vly 58 50 0.5 13 6 22 46 10 Pomona Walnut Vly 55 47 0.7 27 10 35 53 11 S San Gabriel Vly 51 45 0.8 26 13 31 58 12 S Central LA Co 49 44 1.5 24 19 35 69 13 Santa Clarita Vly 51 47 0.4 20 5 15 44 15 San Gabriel Mts 52 47 0.6 22 6 29 44 Los Angeles County: Mojave Desert Air Basin 14 Antelope Vly 51 46 0.5 20 10 31 53 Orange County: South Coast Air Basin 16 N Orange Co 54 47 0.5 32 12 28 56 17 Central Orange Co 52 45 0.9 29 11 40 55 18 N Coastal Orange Co 47 42 0.9 26 13 35 58 19 Saddleback Vly 49 45 0.5 32 8 34 44 20 Central Coastal 44 41 0.6 23 13 28 58 21 Capistrano Vly 43 40 0.4 20 12 21 56 Riverside County: South Coast Air Basin 22 Norco/Corona 55 49 0.7 39 12 34 56 23 Metro Riverside Co 54 49 0.7 45 15 38 62 24 Perris Vly 51 47 0.7 26 7 31 44 25 Lake Elsinore 53 48 0.4 18 6 18 44 26 Temecula Vly 46 42 0.4 18 4 18 39 27 Anza Vly 46 44 0.3 20 4 19 41 28 Hemet/San Jacinto 49 46 0.7 18 4 28 43 29 Banning 51 48 0.7 17 4 28 44 -------------------------------------------------------------------------------- -------------------------------------------------------------------------------- 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 52 49 0.3 28 9 22 50 Riverside County: Mojave Desert Air Basin 31 E Riverside Co 47 44 0.3 18 7 16 41 San Bernardino County: South Coast Air Basin 32 NW San Bernardino Vly 61 54 0.6 9 8 31 50 33 SW San Bernardino Vly 55 48 0.7 39 12 37 56 34 C San Bernardino Vly 51 47 0.9 18 8 40 44 35 E San Bernardino Vly 51 49 0.8 24 6 34 45 36 W San Bernardino Mtns 55 51 0.7 17 6 34 47 37 C San Bernardino Mtns 50 46 0.8 21 7 32 43 38 Big Bear Lake 50 49 0.8 20 12 31 56 San Bernardino County: Mojave Desert Air Basin 39 Phelan 52 50 0.7 21 7 33 46 40 Hesperia 47 43 0.7 23 8 34 44 41 Trona 45 36 0.4 12 4 9 33 42 Victorville 52 47 0.6 23 10 34 53 43 Yucca Vly 49 48 0.4 22 7 26 44 44 Barstow 48 42 0.5 20 6 42 40 45 Twentynine Palms 46 44 0.4 21 6 24 41 -------------------------------------------------------------------------------- -------------------------------------------------------------------------------- AIR QUALITY FORECAST -------------------------------------------------------------------------------- ON SUN., FEB. 22, 2026, THE SOUTH COAST AIR QUALITY MANAGEMENT DISTRICT PREDICTS THE AIR QUALITY WILL BE ... GOOD in the following area(s): Banning Pass Area AQI: 44 Ozone Central Mojave Desert AQI: 44 Ozone Coachella Valley/Low Desert AQI: 50 PM2.5 Hemet/Elsinore Area AQI: 44 Ozone Northern Mojave Desert AQI: 40 NO2 San Bernardino Mountains AQI: 47 Ozone San Fernando/Santa Clarita Valleys AQI: 44 Ozone San Gabriel Mountains AQI: 44 Ozone Temecula/Anza Area AQI: 41 Ozone MODERATE in the following area(s): Antelope Valley AQI: 53 PM2.5 Big Bear Lake AQI: 56 PM2.5 Coastal Area AQI: 64 PM2.5 Inland Orange County AQI: 56 PM2.5 Metropolitan Area AQI: 69 PM2.5 Riverside Valley AQI: 62 PM2.5 San Bernardino Valley AQI: 56 PM2.5 San Gabriel Valley AQI: 58 PM2.5 Victor Valley AQI: 53 PM2.5 ------------------------------------------------------------------------ ------------------------------------------------------------------------ WEATHER FORECAST ------------------------------------------------------------------------ Temperatures increasing through Monday. Offshore pressure gradients and light winds are forecast. Decreasing ventilation. Inversion Base: 486 FT | Breaking Temperature: 60 DEG F Inversion Breaking: YES | Maximum Mixing HEIGHT: 2914 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 SUNDAY, FEBRUARY 22, 2026 IN THE SOUTH COAST AIR BASIN.