SOUTH COAST AIR QUALITY MANAGEMENT DISTRICT DAILY AIR QUALITY FORECAST VALID: WED., JUL. 08, 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 71 58 0.4 33 14 32 61 2 NW Coastal LA 52 41 0.5 31 8 13 44 3 SW Coastal LA 47 34 0.2 32 9 17 50 4 S Coastal LA 56 47 0.3 31 9 29 50 5 Southeast LA Co 66 56 0.4 33 13 28 58 6 W San Fernando Vly 78 69 0.4 31 9 20 97 7 E San Fernando Vly 77 69 0.4 33 13 24 97 8 W San Gabriel Vly 84 72 0.3 35 15 17 105 9 E San Gabriel Vly 100 90 0.5 38 12 30 161 10 Pomona Walnut Vly 89 81 0.4 44 14 33 136 11 S San Gabriel Vly 75 64 0.4 35 14 28 80 12 S Central LA Co 58 48 0.3 32 11 18 55 13 Santa Clarita Vly 92 86 0.3 32 10 23 151 15 San Gabriel Mts 88 81 0.4 42 12 27 136 Los Angeles County: Mojave Desert Air Basin 14 Antelope Vly 80 74 0.3 32 12 24 112 Orange County: South Coast Air Basin 16 N Orange Co 71 65 0.3 42 13 18 84 17 Central Orange Co 54 51 0.3 28 13 13 58 18 N Coastal Orange Co 46 42 0.3 31 6 25 39 19 Saddleback Vly 62 56 0.2 42 9 19 54 20 Central Coastal 51 47 0.3 34 7 20 44 21 Capistrano Vly 55 52 0.3 37 11 20 55 Riverside County: South Coast Air Basin 22 Norco/Corona 85 75 0.3 55 14 23 115 23 Metro Riverside Co 94 86 0.4 59 15 30 151 24 Perris Vly 89 80 0.4 47 17 30 133 25 Lake Elsinore 80 74 0.3 57 15 20 112 26 Temecula Vly 57 56 0.3 43 15 19 62 27 Anza Vly 63 61 0.2 48 6 16 71 28 Hemet/San Jacinto 77 71 0.3 39 11 28 101 29 Banning 90 81 0.3 32 9 23 136 -------------------------------------------------------------------------------- -------------------------------------------------------------------------------- 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 80 72 0.2 56 9 14 105 Riverside County: Mojave Desert Air Basin 31 E Riverside Co 50 47 0.2 37 6 14 44 San Bernardino County: South Coast Air Basin 32 NW San Bernardino Vly 94 87 0.5 45 14 30 154 33 SW San Bernardino Vly 89 81 0.4 54 16 32 136 34 C San Bernardino Vly 97 91 0.4 35 11 37 164 35 E San Bernardino Vly 105 93 0.4 49 9 31 169 36 W San Bernardino Mtns 97 91 0.4 42 10 32 164 37 C San Bernardino Mtns 98 88 0.4 38 6 33 156 38 Big Bear Lake 80 67 0.3 34 6 30 90 San Bernardino County: Mojave Desert Air Basin 39 Phelan 96 85 0.3 37 7 28 150 40 Hesperia 86 75 0.3 36 7 31 115 41 Trona 59 56 0.2 28 6 27 54 42 Victorville 92 82 0.3 36 9 28 140 43 Yucca Vly 78 68 0.2 32 6 19 93 44 Barstow 73 68 0.3 32 8 31 93 45 Twentynine Palms 67 60 0.2 34 6 18 67 -------------------------------------------------------------------------------- -------------------------------------------------------------------------------- AIR QUALITY FORECAST -------------------------------------------------------------------------------- ON WED., JUL. 08, 2026, THE SOUTH COAST AIR QUALITY MANAGEMENT DISTRICT PREDICTS THE AIR QUALITY WILL BE ... GOOD in the following area(s): Coastal Area AQI: 50 PM2.5 MODERATE in the following area(s): Big Bear Lake AQI: 90 Ozone Central Mojave Desert AQI: 93 Ozone Inland Orange County AQI: 58 PM2.5 Metropolitan Area AQI: 84 Ozone Northern Mojave Desert AQI: 93 Ozone Temecula/Anza Area AQI: 71 Ozone UNHEALTHY FOR SENSITIVE GROUPS in the following area(s): Antelope Valley AQI: 112 Ozone Banning Pass Area AQI: 136 Ozone Coachella Valley/Low Desert AQI: 105 Ozone Hemet/Elsinore Area AQI: 133 Ozone San Gabriel Mountains AQI: 136 Ozone Victor Valley AQI: 150 Ozone UNHEALTHY in the following area(s): Riverside Valley AQI: 151 Ozone San Bernardino Mountains AQI: 164 Ozone San Bernardino Valley AQI: 169 Ozone San Fernando/Santa Clarita Valleys AQI: 151 Ozone San Gabriel Valley AQI: 161 Ozone ------------------------------------------------------------------------ ------------------------------------------------------------------------ WEATHER FORECAST ------------------------------------------------------------------------ The warming trend will continue into Wednesday with high temperatures around average near the coast to 5 to 10 degrees above average for the deserts, mountains, and inland valleys. Inversion Base: 1559 FT | Breaking Temperature: 88 DEG F Inversion Breaking: YES | Maximum Mixing HEIGHT: 1991 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: MARGINAL-BURN Burning is prohibited in source/receptor area 30 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 WEDNESDAY, JULY 08, 2026 IN THE SOUTH COAST AIR BASIN.