SOUTH COAST AIR QUALITY MANAGEMENT DISTRICT DAILY AIR QUALITY FORECAST VALID: SAT., NOV. 26, 2022 -------------------------------------------------------------------------------- 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 44 36 1.0 44 20 43 68 2 NW Coastal LA 37 32 0.9 40 24 39 76 3 SW Coastal LA 38 31 1.0 41 21 39 70 4 S Coastal LA 46 40 1.6 39 19 51 66 5 Southeast LA Co 49 42 2.3 42 24 46 76 6 W San Fernando Vly 37 33 1.5 37 23 43 74 7 E San Fernando Vly 36 31 1.3 43 21 42 70 8 W San Gabriel Vly 47 40 0.8 42 20 39 68 9 E San Gabriel Vly 50 43 0.6 26 23 40 74 10 Pomona Walnut Vly 52 41 0.8 42 24 48 76 11 S San Gabriel Vly 52 43 1.2 42 24 40 76 12 S Central LA Co 44 36 2.3 41 23 41 74 13 Santa Clarita Vly 42 38 0.5 39 14 26 55 15 San Gabriel Mts 43 38 0.9 42 12 37 50 Los Angeles County: Mojave Desert Air Basin 14 Antelope Vly 43 38 0.7 39 10 22 42 Orange County: South Coast Air Basin 16 N Orange Co 46 39 0.8 50 22 36 72 17 Central Orange Co 49 44 1.2 35 22 39 72 18 N Coastal Orange Co 45 43 1.4 35 11 46 46 19 Saddleback Vly 46 42 0.5 50 8 39 46 20 Central Coastal 44 41 0.8 31 12 37 50 21 Capistrano Vly 44 42 0.6 29 12 33 50 Riverside County: South Coast Air Basin 22 Norco/Corona 53 45 1.1 69 22 41 72 23 Metro Riverside Co 52 42 1.2 80 24 47 76 24 Perris Vly 50 44 0.9 47 15 45 57 25 Lake Elsinore 48 43 0.6 28 9 32 40 26 Temecula Vly 53 47 0.5 33 11 30 46 27 Anza Vly 51 47 0.4 36 9 29 44 28 Hemet/San Jacinto 54 47 0.8 32 12 40 50 29 Banning 54 49 0.8 29 12 31 50 -------------------------------------------------------------------------------- -------------------------------------------------------------------------------- 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 47 0.3 42 11 30 46 Riverside County: Mojave Desert Air Basin 31 E Riverside Co 42 40 0.3 28 8 23 37 San Bernardino County: South Coast Air Basin 32 NW San Bernardino Vly 46 34 0.7 23 15 40 57 33 SW San Bernardino Vly 51 40 1.1 68 21 45 70 34 C San Bernardino Vly 42 37 1.1 34 14 47 55 35 E San Bernardino Vly 51 45 1.0 47 10 46 44 36 W San Bernardino Mtns 39 33 0.9 29 12 42 50 37 C San Bernardino Mtns 48 44 1.0 33 10 46 43 38 Big Bear Lake 45 43 0.9 31 8 42 40 San Bernardino County: Mojave Desert Air Basin 39 Phelan 41 40 0.8 32 8 37 37 40 Hesperia 41 36 0.9 30 13 42 53 41 Trona 43 26 0.5 23 10 16 42 42 Victorville 47 40 0.8 33 15 36 57 43 Yucca Vly 48 44 0.5 27 8 31 41 44 Barstow 29 23 0.6 34 11 41 46 45 Twentynine Palms 46 43 0.5 27 8 29 40 -------------------------------------------------------------------------------- -------------------------------------------------------------------------------- AIR QUALITY FORECAST -------------------------------------------------------------------------------- ON SAT., NOV. 26, 2022, THE SOUTH COAST AIR QUALITY MANAGEMENT DISTRICT PREDICTS THE AIR QUALITY WILL BE ... GOOD in the following area(s): Antelope Valley AQI: 42 PM2.5 Banning Pass Area AQI: 50 PM2.5 Big Bear Lake AQI: 40 Ozone Central Mojave Desert AQI: 41 Ozone Coachella Valley/Low Desert AQI: 46 PM2.5 Northern Mojave Desert AQI: 46 PM2.5 San Bernardino Mountains AQI: 50 PM2.5 San Gabriel Mountains AQI: 50 PM2.5 Temecula/Anza Area AQI: 46 PM2.5 MODERATE in the following area(s): Coastal Area AQI: 76 PM2.5 Hemet/Elsinore Area AQI: 57 PM2.5 Inland Orange County AQI: 72 PM2.5 Metropolitan Area AQI: 76 PM2.5 Riverside Valley AQI: 76 PM2.5 San Bernardino Valley AQI: 70 PM2.5 San Fernando/Santa Clarita Valleys AQI: 74 PM2.5 San Gabriel Valley AQI: 76 PM2.5 Victor Valley AQI: 57 PM2.5 ------------------------------------------------------------------------ ------------------------------------------------------------------------ WEATHER FORECAST ------------------------------------------------------------------------ Onshore flow on Saturday. Cooling temperatures. Inversion Base: 486 FT | Breaking Temperature: 64 DEG F Inversion Breaking: YES | Maximum Mixing HEIGHT: 4769 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 SATURDAY, NOVEMBER 26, 2022 IN THE SOUTH COAST AIR BASIN.