SOUTH COAST AIR QUALITY MANAGEMENT DISTRICT DAILY AIR QUALITY FORECAST VALID: MON., APR. 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 60 55 0.3 34 12 33 56 2 NW Coastal LA 62 54 0.6 33 10 19 53 3 SW Coastal LA 56 49 0.5 34 11 30 55 4 S Coastal LA 56 52 0.6 38 13 29 58 5 Southeast LA Co 56 52 0.7 39 10 30 53 6 W San Fernando Vly 65 59 0.5 30 8 24 64 7 E San Fernando Vly 68 62 0.5 34 11 29 74 8 W San Gabriel Vly 63 59 0.4 35 11 27 64 9 E San Gabriel Vly 73 63 0.5 32 10 32 77 10 Pomona Walnut Vly 72 62 0.5 39 10 40 74 11 S San Gabriel Vly 59 55 0.5 38 10 28 53 12 S Central LA Co 56 51 0.7 36 10 27 53 13 Santa Clarita Vly 74 68 0.3 29 10 25 93 15 San Gabriel Mts 70 64 0.5 32 10 31 80 Los Angeles County: Mojave Desert Air Basin 14 Antelope Vly 69 63 0.4 23 9 18 77 Orange County: South Coast Air Basin 16 N Orange Co 58 53 0.3 40 9 20 50 17 Central Orange Co 50 47 0.4 40 9 17 50 18 N Coastal Orange Co 53 50 0.5 37 8 25 46 19 Saddleback Vly 58 53 0.3 40 5 24 49 20 Central Coastal 53 51 0.3 34 6 21 47 21 Capistrano Vly 53 51 0.3 29 5 21 47 Riverside County: South Coast Air Basin 22 Norco/Corona 67 61 0.5 45 9 29 71 23 Metro Riverside Co 75 65 0.5 50 12 34 84 24 Perris Vly 66 62 0.4 35 8 30 74 25 Lake Elsinore 68 59 0.3 26 8 22 64 26 Temecula Vly 55 51 0.3 34 7 19 47 27 Anza Vly 61 59 0.3 37 6 17 64 28 Hemet/San Jacinto 65 60 0.4 30 7 27 67 29 Banning 71 65 0.4 27 8 23 84 -------------------------------------------------------------------------------- -------------------------------------------------------------------------------- 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 70 67 0.2 44 13 15 90 Riverside County: Mojave Desert Air Basin 31 E Riverside Co 55 52 0.3 33 5 14 48 San Bernardino County: South Coast Air Basin 32 NW San Bernardino Vly 75 64 0.5 23 11 35 80 33 SW San Bernardino Vly 70 61 0.5 45 11 37 71 34 C San Bernardino Vly 80 68 0.5 32 10 38 93 35 E San Bernardino Vly 76 66 0.5 36 9 32 87 36 W San Bernardino Mtns 78 68 0.5 26 11 35 93 37 C San Bernardino Mtns 83 72 0.5 30 6 33 105 38 Big Bear Lake 73 68 0.4 35 6 28 93 San Bernardino County: Mojave Desert Air Basin 39 Phelan 73 68 0.4 26 8 33 93 40 Hesperia 71 65 0.4 23 9 34 84 41 Trona 59 56 0.3 22 5 10 54 42 Victorville 69 65 0.4 32 10 35 84 43 Yucca Vly 71 69 0.3 36 8 23 97 44 Barstow 69 63 0.4 48 8 41 77 45 Twentynine Palms 65 62 0.3 36 8 20 74 -------------------------------------------------------------------------------- -------------------------------------------------------------------------------- AIR QUALITY FORECAST -------------------------------------------------------------------------------- ON MON., APR. 06, 2026, THE SOUTH COAST AIR QUALITY MANAGEMENT DISTRICT PREDICTS THE AIR QUALITY WILL BE ... GOOD in the following area(s): Inland Orange County AQI: 50 PM2.5 MODERATE in the following area(s): Antelope Valley AQI: 77 Ozone Banning Pass Area AQI: 84 Ozone Big Bear Lake AQI: 93 Ozone Central Mojave Desert AQI: 97 Ozone Coachella Valley/Low Desert AQI: 90 Ozone Coastal Area AQI: 58 PM2.5 Hemet/Elsinore Area AQI: 74 Ozone Metropolitan Area AQI: 56 PM2.5 Northern Mojave Desert AQI: 77 Ozone Riverside Valley AQI: 84 Ozone San Bernardino Valley AQI: 93 Ozone San Fernando/Santa Clarita Valleys AQI: 93 Ozone San Gabriel Mountains AQI: 80 Ozone San Gabriel Valley AQI: 77 Ozone Temecula/Anza Area AQI: 64 Ozone Victor Valley AQI: 93 Ozone UNHEALTHY FOR SENSITIVE GROUPS in the following area(s): San Bernardino Mountains AQI: 105 Ozone ------------------------------------------------------------------------ ------------------------------------------------------------------------ WEATHER FORECAST ------------------------------------------------------------------------ On Monday, the weather will remain around 5 to 10 degrees above normal. Inversion Base: 917 FT | Breaking Temperature: 69 DEG F Inversion Breaking: YES | Maximum Mixing HEIGHT: 2221 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 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 MONDAY, APRIL 06, 2026 IN THE SOUTH COAST AIR BASIN.