SOUTH COAST AIR QUALITY MANAGEMENT DISTRICT DAILY AIR QUALITY FORECAST VALID: THU., AUG. 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 61 51 0.5 28 14 23 60 2 NW Coastal LA 46 40 0.3 27 10 13 53 3 SW Coastal LA 43 36 0.6 27 11 10 55 4 S Coastal LA 50 43 0.2 26 11 16 55 5 Southeast LA Co 54 46 0.4 27 12 18 56 6 W San Fernando Vly 65 58 0.5 26 11 11 61 7 E San Fernando Vly 63 56 0.4 28 13 18 58 8 W San Gabriel Vly 70 61 0.2 29 15 14 71 9 E San Gabriel Vly 82 70 0.4 32 15 18 100 10 Pomona Walnut Vly 82 70 0.4 37 13 17 100 11 S San Gabriel Vly 65 54 0.4 29 13 15 58 12 S Central LA Co 51 41 0.3 27 12 11 56 13 Santa Clarita Vly 93 78 0.3 27 14 18 126 15 San Gabriel Mts 80 71 0.4 36 15 22 101 Los Angeles County: Mojave Desert Air Basin 14 Antelope Vly 86 77 0.3 29 10 25 122 Orange County: South Coast Air Basin 16 N Orange Co 58 51 0.2 33 11 10 55 17 Central Orange Co 48 42 0.3 22 11 8 55 18 N Coastal Orange Co 42 37 0.2 24 9 14 50 19 Saddleback Vly 48 44 0.2 33 11 13 55 20 Central Coastal 43 39 0.2 26 9 13 50 21 Capistrano Vly 45 41 0.3 29 9 14 50 Riverside County: South Coast Air Basin 22 Norco/Corona 76 69 0.3 44 14 14 97 23 Metro Riverside Co 79 70 0.5 48 16 12 100 24 Perris Vly 84 79 0.4 43 15 22 129 25 Lake Elsinore 69 63 0.3 27 13 14 77 26 Temecula Vly 51 47 0.3 34 10 13 53 27 Anza Vly 57 55 0.2 38 9 12 51 28 Hemet/San Jacinto 70 71 0.3 41 11 24 101 29 Banning 82 78 0.3 39 10 24 126 -------------------------------------------------------------------------------- -------------------------------------------------------------------------------- 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 66 64 0.2 44 10 11 80 Riverside County: Mojave Desert Air Basin 31 E Riverside Co 49 46 0.2 34 8 10 44 San Bernardino County: South Coast Air Basin 32 NW San Bernardino Vly 79 71 0.4 39 15 17 101 33 SW San Bernardino Vly 76 67 0.4 44 14 20 90 34 C San Bernardino Vly 96 85 0.4 48 14 24 150 35 E San Bernardino Vly 103 90 0.4 45 14 24 161 36 W San Bernardino Mtns 85 79 0.4 38 14 24 129 37 C San Bernardino Mtns 101 93 0.3 45 8 27 169 38 Big Bear Lake 78 71 0.3 42 8 25 101 San Bernardino County: Mojave Desert Air Basin 39 Phelan 89 82 0.3 31 9 28 140 40 Hesperia 79 74 0.3 30 10 29 112 41 Trona 63 60 0.2 26 11 14 67 42 Victorville 76 73 0.3 31 11 30 108 43 Yucca Vly 78 70 0.2 38 9 19 100 44 Barstow 80 70 0.3 32 12 37 100 45 Twentynine Palms 57 53 0.2 37 8 17 49 -------------------------------------------------------------------------------- -------------------------------------------------------------------------------- AIR QUALITY FORECAST -------------------------------------------------------------------------------- ON THU., AUG. 06, 2026, THE SOUTH COAST AIR QUALITY MANAGEMENT DISTRICT PREDICTS THE AIR QUALITY WILL BE ... MODERATE in the following area(s): Central Mojave Desert AQI: 100 Ozone Coachella Valley/Low Desert AQI: 80 Ozone Coastal Area AQI: 55 PM2.5 Inland Orange County AQI: 55 PM2.5 Metropolitan Area AQI: 60 PM2.5 Northern Mojave Desert AQI: 100 Ozone Riverside Valley AQI: 100 Ozone San Gabriel Valley AQI: 100 Ozone Temecula/Anza Area AQI: 53 PM2.5 UNHEALTHY FOR SENSITIVE GROUPS in the following area(s): Antelope Valley AQI: 122 Ozone Banning Pass Area AQI: 126 Ozone Big Bear Lake AQI: 101 Ozone Hemet/Elsinore Area AQI: 129 Ozone San Fernando/Santa Clarita Valleys AQI: 126 Ozone San Gabriel Mountains AQI: 101 Ozone Victor Valley AQI: 140 Ozone UNHEALTHY in the following area(s): San Bernardino Mountains AQI: 169 Ozone San Bernardino Valley AQI: 161 Ozone ------------------------------------------------------------------------ ------------------------------------------------------------------------ WEATHER FORECAST ------------------------------------------------------------------------ Temperature will increase slightly in inland areas and remain about the same for coastal areas on Thursday. Morning clouds will continue. In the afternoon, winds are forecast to increase and there is a chance of light showers over the mountains. Inversion Base: 2290 FT | Breaking Temperature: 92 DEG F Inversion Breaking: NO | Maximum Mixing HEIGHT: 2506 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: 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 THURSDAY, AUGUST 06, 2026 IN THE SOUTH COAST AIR BASIN.