SOUTH COAST AIR QUALITY MANAGEMENT DISTRICT DAILY AIR QUALITY FORECAST VALID: WED., OCT. 09, 2024 -------------------------------------------------------------------------------- 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 92 70 0.7 37 17 43 100 2 NW Coastal LA 71 62 0.6 36 20 24 74 3 SW Coastal LA 65 54 0.2 37 17 25 66 4 S Coastal LA 70 54 0.4 42 15 36 62 5 Southeast LA Co 78 64 0.6 44 18 41 80 6 W San Fernando Vly 76 69 0.7 37 10 29 97 7 E San Fernando Vly 83 72 0.7 39 12 37 105 8 W San Gabriel Vly 95 77 0.5 42 12 33 122 9 E San Gabriel Vly 110 84 0.6 46 13 44 147 10 Pomona Walnut Vly 102 79 0.6 54 17 53 129 11 S San Gabriel Vly 85 69 0.5 46 19 40 97 12 S Central LA Co 80 64 0.5 39 16 39 80 13 Santa Clarita Vly 94 84 0.4 41 10 32 147 15 San Gabriel Mts 92 76 0.5 46 9 38 118 Los Angeles County: Mojave Desert Air Basin 14 Antelope Vly 59 53 0.4 50 11 34 55 Orange County: South Coast Air Basin 16 N Orange Co 81 68 0.4 57 16 27 93 17 Central Orange Co 62 55 0.4 44 15 33 62 18 N Coastal Orange Co 68 55 0.4 41 14 34 60 19 Saddleback Vly 74 69 0.3 57 11 36 97 20 Central Coastal 70 63 0.4 41 14 31 77 21 Capistrano Vly 69 63 0.4 39 11 30 77 Riverside County: South Coast Air Basin 22 Norco/Corona 94 80 0.5 73 15 39 133 23 Metro Riverside Co 107 86 0.4 81 15 44 151 24 Perris Vly 72 69 0.5 60 10 40 97 25 Lake Elsinore 71 68 0.4 39 8 31 93 26 Temecula Vly 73 66 0.4 39 7 27 87 27 Anza Vly 65 61 0.3 42 7 25 71 28 Hemet/San Jacinto 72 68 0.5 50 6 36 93 29 Banning 72 68 0.4 44 6 32 93 -------------------------------------------------------------------------------- -------------------------------------------------------------------------------- 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 75 65 0.2 47 9 23 84 Riverside County: Mojave Desert Air Basin 31 E Riverside Co 58 56 0.2 37 10 18 54 San Bernardino County: South Coast Air Basin 32 NW San Bernardino Vly 116 91 0.6 44 13 34 164 33 SW San Bernardino Vly 100 80 0.6 72 16 46 133 34 C San Bernardino Vly 100 81 0.6 61 11 51 136 35 E San Bernardino Vly 90 82 0.5 64 8 42 140 36 W San Bernardino Mtns 95 80 0.5 46 8 41 133 37 C San Bernardino Mtns 95 79 0.5 56 5 40 129 38 Big Bear Lake 74 70 0.5 51 10 37 100 San Bernardino County: Mojave Desert Air Basin 39 Phelan 67 64 0.5 42 5 36 80 40 Hesperia 76 69 0.5 33 7 39 97 41 Trona 68 64 0.3 35 7 11 80 42 Victorville 75 70 0.5 43 9 36 100 43 Yucca Vly 73 69 0.3 39 10 29 97 44 Barstow 74 66 0.4 49 11 47 87 45 Twentynine Palms 66 63 0.3 39 10 26 77 -------------------------------------------------------------------------------- -------------------------------------------------------------------------------- AIR QUALITY FORECAST -------------------------------------------------------------------------------- ON WED., OCT. 09, 2024, THE SOUTH COAST AIR QUALITY MANAGEMENT DISTRICT PREDICTS THE AIR QUALITY WILL BE ... MODERATE in the following area(s): Antelope Valley AQI: 55 PM2.5 Banning Pass Area AQI: 93 Ozone Big Bear Lake AQI: 100 Ozone Central Mojave Desert AQI: 97 Ozone Coachella Valley/Low Desert AQI: 84 Ozone Coastal Area AQI: 77 Ozone Hemet/Elsinore Area AQI: 97 Ozone Inland Orange County AQI: 97 Ozone Metropolitan Area AQI: 100 Ozone Northern Mojave Desert AQI: 87 Ozone Temecula/Anza Area AQI: 87 Ozone Victor Valley AQI: 100 Ozone UNHEALTHY FOR SENSITIVE GROUPS in the following area(s): San Bernardino Mountains AQI: 133 Ozone San Fernando/Santa Clarita Valleys AQI: 147 Ozone San Gabriel Mountains AQI: 118 Ozone San Gabriel Valley AQI: 147 Ozone UNHEALTHY in the following area(s): Riverside Valley AQI: 151 Ozone San Bernardino Valley AQI: 164 Ozone ------------------------------------------------------------------------ ------------------------------------------------------------------------ WEATHER FORECAST ------------------------------------------------------------------------ Temperatures on Wednesday will be similar to Tuesday with sunny skies throughout the region. However, a marine layer will bring low clouds and fog to coastal areas in the morning and evening. Inversion Base: 486 FT | Breaking Temperature: 84 DEG F Inversion Breaking: YES | Maximum Mixing HEIGHT: 1027 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 WEDNESDAY, OCTOBER 09, 2024 IN THE SOUTH COAST AIR BASIN.