SOUTH COAST AIR QUALITY MANAGEMENT DISTRICT DAILY AIR QUALITY FORECAST VALID: SUN., AUG. 09, 2020 -------------------------------------------------------------------------------- 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 51 44 0.5 32 12 21 50 2 NW Coastal LA 48 42 0.3 29 12 7 50 3 SW Coastal LA 36 34 0.2 30 8 12 33 4 S Coastal LA 47 40 0.3 29 10 13 42 5 Southeast LA Co 56 47 0.5 31 14 18 55 6 W San Fernando Vly 69 61 0.3 28 12 10 71 7 E San Fernando Vly 69 60 0.4 32 12 16 67 8 W San Gabriel Vly 66 58 0.4 32 10 13 61 9 E San Gabriel Vly 83 75 0.4 33 14 18 115 10 Pomona Walnut Vly 80 71 0.4 41 13 16 101 11 S San Gabriel Vly 66 56 0.5 32 14 18 55 12 S Central LA Co 44 36 0.3 30 14 11 55 13 Santa Clarita Vly 82 72 0.3 29 9 13 105 15 San Gabriel Mts 78 72 0.4 35 10 19 105 Los Angeles County: Mojave Desert Air Basin 14 Antelope Vly 56 51 0.2 30 7 12 47 Orange County: South Coast Air Basin 16 N Orange Co 66 58 0.3 42 11 11 61 17 Central Orange Co 45 40 0.2 27 8 8 37 18 N Coastal Orange Co 46 41 0.3 26 7 11 38 19 Saddleback Vly 48 46 0.3 42 13 10 53 20 Central Coastal 46 43 0.3 26 7 9 40 21 Capistrano Vly 50 47 0.3 27 7 8 44 Riverside County: South Coast Air Basin 22 Norco/Corona 70 64 0.4 59 12 11 80 23 Metro Riverside Co 73 68 0.7 68 13 13 93 24 Perris Vly 77 71 0.4 43 7 18 101 25 Lake Elsinore 64 58 0.3 26 7 8 61 26 Temecula Vly 56 52 0.3 32 10 9 48 27 Anza Vly 55 52 0.3 37 8 9 48 28 Hemet/San Jacinto 70 65 0.3 39 7 20 84 29 Banning 70 67 0.3 36 13 18 90 -------------------------------------------------------------------------------- -------------------------------------------------------------------------------- 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 63 0.3 44 30 10 89 Riverside County: Mojave Desert Air Basin 31 E Riverside Co 49 45 0.2 24 8 10 42 San Bernardino County: South Coast Air Basin 32 NW San Bernardino Vly 87 78 0.4 36 11 15 126 33 SW San Bernardino Vly 73 67 0.4 59 12 20 90 34 C San Bernardino Vly 83 75 0.2 45 10 24 115 35 E San Bernardino Vly 93 86 0.5 45 8 23 151 36 W San Bernardino Mtns 82 76 0.4 37 10 30 118 37 C San Bernardino Mtns 81 79 0.3 42 10 35 129 38 Big Bear Lake 67 64 0.3 45 25 26 80 San Bernardino County: Mojave Desert Air Basin 39 Phelan 75 68 0.4 31 7 41 93 40 Hesperia 65 60 0.4 29 7 44 67 41 Trona 67 62 0.4 24 7 18 74 42 Victorville 70 65 0.4 31 8 47 84 43 Yucca Vly 65 59 0.3 55 30 19 89 44 Barstow 73 67 0.3 33 7 41 90 45 Twentynine Palms 59 53 0.2 29 11 17 57 -------------------------------------------------------------------------------- -------------------------------------------------------------------------------- AIR QUALITY FORECAST -------------------------------------------------------------------------------- ON SUN., AUG. 09, 2020, THE SOUTH COAST AIR QUALITY MANAGEMENT DISTRICT PREDICTS THE AIR QUALITY WILL BE ... GOOD in the following area(s): Antelope Valley AQI: 47 Ozone Coastal Area AQI: 50 PM2.5 Temecula/Anza Area AQI: 48 Ozone MODERATE in the following area(s): Banning Pass Area AQI: 90 Ozone Big Bear Lake AQI: 80 Ozone Central Mojave Desert AQI: 89 PM2.5 Coachella Valley/Low Desert AQI: 89 PM2.5 Inland Orange County AQI: 53 PM2.5 Metropolitan Area AQI: 61 Ozone Northern Mojave Desert AQI: 90 Ozone Riverside Valley AQI: 93 Ozone Victor Valley AQI: 93 Ozone UNHEALTHY FOR SENSITIVE GROUPS in the following area(s): Hemet/Elsinore Area AQI: 101 Ozone San Bernardino Mountains AQI: 129 Ozone San Fernando/Santa Clarita Valleys AQI: 105 Ozone San Gabriel Mountains AQI: 105 Ozone San Gabriel Valley AQI: 115 Ozone UNHEALTHY in the following area(s): San Bernardino Valley AQI: 151 Ozone ------------------------------------------------------------------------ ------------------------------------------------------------------------ WEATHER FORECAST ------------------------------------------------------------------------ Temperatures on Sunday will be similar to to Saturday. Onshore flow will bring morning low clouds to coastal location with gradual clearing. Skies will be sunny throughout the day at inland locations. Inversion Base: 1570 FT | Breaking Temperature: 82 DEG F Inversion Breaking: NO | Maximum Mixing HEIGHT: 1902 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 SUNDAY, AUGUST 09, 2020 IN THE SOUTH COAST AIR BASIN.