SOUTH COAST AIR QUALITY MANAGEMENT DISTRICT DAILY AIR QUALITY FORECAST VALID: SAT., JUN. 06, 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 56 51 0.6 25 14 12 60 2 NW Coastal LA 51 44 0.2 24 11 7 55 3 SW Coastal LA 42 38 0.1 23 11 7 55 4 S Coastal LA 46 45 0.2 22 10 11 53 5 Southeast LA Co 50 47 0.4 24 12 10 56 6 W San Fernando Vly 58 52 0.2 23 12 6 56 7 E San Fernando Vly 64 57 0.4 26 13 10 58 8 W San Gabriel Vly 56 54 0.3 27 14 7 60 9 E San Gabriel Vly 58 54 0.3 30 14 12 60 10 Pomona Walnut Vly 57 53 0.3 36 13 14 58 11 S San Gabriel Vly 55 51 0.3 26 13 10 58 12 S Central LA Co 48 44 0.2 23 12 7 56 13 Santa Clarita Vly 71 63 0.2 25 14 11 77 15 San Gabriel Mts 63 58 0.3 36 13 11 61 Los Angeles County: Mojave Desert Air Basin 14 Antelope Vly 67 64 0.2 29 12 10 80 Orange County: South Coast Air Basin 16 N Orange Co 49 47 0.1 26 11 7 55 17 Central Orange Co 46 44 0.2 15 10 4 53 18 N Coastal Orange Co 43 41 0.2 18 7 9 39 19 Saddleback Vly 49 45 0.2 26 7 6 42 20 Central Coastal 45 41 0.2 21 7 6 39 21 Capistrano Vly 45 41 0.2 28 7 4 39 Riverside County: South Coast Air Basin 22 Norco/Corona 54 51 0.3 36 12 8 56 23 Metro Riverside Co 60 56 0.4 39 14 9 60 24 Perris Vly 61 55 0.3 30 11 13 55 25 Lake Elsinore 49 46 0.2 22 10 4 53 26 Temecula Vly 48 43 0.2 40 9 6 50 27 Anza Vly 62 58 0.2 47 7 8 61 28 Hemet/San Jacinto 56 53 0.2 34 9 15 50 29 Banning 63 60 0.2 28 10 15 67 -------------------------------------------------------------------------------- -------------------------------------------------------------------------------- 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 65 62 0.2 62 9 11 74 Riverside County: Mojave Desert Air Basin 31 E Riverside Co 61 56 0.1 33 7 8 54 San Bernardino County: South Coast Air Basin 32 NW San Bernardino Vly 59 55 0.3 40 13 11 58 33 SW San Bernardino Vly 56 52 0.3 39 13 12 58 34 C San Bernardino Vly 69 62 0.2 29 12 15 74 35 E San Bernardino Vly 69 63 0.3 33 12 15 77 36 W San Bernardino Mtns 60 57 0.3 36 10 13 58 37 C San Bernardino Mtns 77 71 0.2 33 8 16 101 38 Big Bear Lake 66 62 0.2 30 7 17 74 San Bernardino County: Mojave Desert Air Basin 39 Phelan 57 56 0.2 32 7 12 54 40 Hesperia 59 55 0.2 31 10 15 53 41 Trona 62 56 0.1 37 9 24 54 42 Victorville 63 60 0.2 32 10 12 67 43 Yucca Vly 64 62 0.2 29 7 15 74 44 Barstow 69 66 0.2 32 9 27 87 45 Twentynine Palms 62 60 0.2 30 7 13 67 -------------------------------------------------------------------------------- -------------------------------------------------------------------------------- AIR QUALITY FORECAST -------------------------------------------------------------------------------- ON SAT., JUN. 06, 2026, THE SOUTH COAST AIR QUALITY MANAGEMENT DISTRICT PREDICTS THE AIR QUALITY WILL BE ... MODERATE in the following area(s): Antelope Valley AQI: 80 Ozone Banning Pass Area AQI: 67 Ozone Big Bear Lake AQI: 74 Ozone Central Mojave Desert AQI: 74 Ozone Coachella Valley/Low Desert AQI: 74 Ozone Coastal Area AQI: 55 PM2.5 Hemet/Elsinore Area AQI: 55 PM2.5 Inland Orange County AQI: 53 PM2.5 Metropolitan Area AQI: 60 PM2.5 Northern Mojave Desert AQI: 87 Ozone Riverside Valley AQI: 60 PM2.5 San Bernardino Valley AQI: 77 Ozone San Fernando/Santa Clarita Valleys AQI: 77 Ozone San Gabriel Mountains AQI: 61 Ozone San Gabriel Valley AQI: 60 PM2.5 Temecula/Anza Area AQI: 61 Ozone Victor Valley AQI: 67 Ozone UNHEALTHY FOR SENSITIVE GROUPS in the following area(s): San Bernardino Mountains AQI: 101 Ozone ------------------------------------------------------------------------ ------------------------------------------------------------------------ WEATHER FORECAST ------------------------------------------------------------------------ Cloudy skies are expected across most areas while valley areas are expected to remain sunny. Low temperatures are also expected. Inversion Base: 2192 FT | Breaking Temperature: 82 DEG F Inversion Breaking: NO | Maximum Mixing HEIGHT: 2578 FT ------------------------------------------------------------------------ ------------------------------------------------------------------------ AIR QUALITY FORECAST RULE IMPLICATIONS ------------------------------------------------------------------------ Area 40 - South Coast Air Basin: MARGINAL-BURN Burning is prohibited in the following source/receptor areas: 37 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 Above 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, JUNE 06, 2026 IN THE SOUTH COAST AIR BASIN.