SOUTH COAST AIR QUALITY MANAGEMENT DISTRICT DAILY AIR QUALITY FORECAST VALID: MON., NOV. 18, 2019 -------------------------------------------------------------------------------- SRA AREA 1-HR 8-HR 8-HR 24-HR 24-HR 24-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 54 29 1.0 34 15 32 57 2 NW Coastal LA 57 47 1.5 27 17 20 61 3 SW Coastal LA 35 27 1.0 37 18 20 63 4 S Coastal LA 33 30 1.0 37 12 16 50 5 Southeast LA Co 49 38 0.9 38 13 10 53 6 W San Fernando Vly 51 42 0.5 28 13 10 53 7 E San Fernando Vly 54 43 2.1 34 15 16 57 8 W San Gabriel Vly 53 42 1.1 27 15 20 57 9-1 E San Gabriel Vly-1 68 42 0.7 18 16 10 59 9-2 E San Gabriel Vly-2 67 42 0.7 18 16 10 59 10 Pomona Walnut Vly 48 36 1.3 43 16 20 59 11 S San Gabriel Vly 61 46 0.9 39 17 32 61 12 S Central LA Co 33 24 1.8 39 15 28 57 13 Santa Clarita Vly 51 43 0.7 19 7 10 40 15 San Gabriel Mts 54 44 0.6 17 15 16 57 Los Angeles County: Mojave Desert Air Basin 14 Antelope Vly 41 35 0.6 23 8 10 33 Orange County: South Coast Air Basin 16 N Orange Co 40 34 0.5 37 15 12 57 17-1 Central Orange Co-1 39 32 0.7 39 9 10 38 17-2 Central Orange Co-2 39 32 0.7 39 9 10 38 18 N Coastal Orange Co 40 36 0.5 37 11 10 46 19 Saddleback Vly 58 46 0.7 14 15 10 57 20 Central Coastal 54 45 0.5 26 12 10 50 21 Capistrano Vly 61 51 0.7 13 11 10 47 Riverside County: South Coast Air Basin 22 Norco/Corona 50 39 1.0 44 19 12 66 23 Metro Riverside Co 50 37 1.0 44 18 12 63 24 Perris Vly 54 44 0.9 30 16 10 59 25 Lake Elsinore 52 47 0.9 14 7 12 44 26 Temecula Vly 53 49 0.8 14 9 10 45 27 Anza Vly 47 44 0.6 18 7 10 41 28 Hemet/San Jacinto 50 46 0.7 30 8 10 43 29 Banning 54 50 0.9 24 6 10 46 -------------------------------------------------------------------------------- -------------------------------------------------------------------------------- SRA AREA 1-HR 8-HR 8-HR 24-HR 24-HR 24-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 30-1 N Coachella Vly 54 45 0.9 28 9 12 42 30-2 S Coachella Vly 55 45 0.7 28 9 10 42 San Bernardino County: South Coast Air Basin 32 NW San Bernardino Vly 50 54 1.0 42 15 12 57 33 SW San Bernardino Vly 46 50 1.3 65 17 20 61 34-1 C San Bernardino Vly-1 50 39 1.2 19 18 10 63 34-2 C San Bernardino Vly-2 50 39 1.2 19 18 10 63 35 E San Bernardino Vly 58 56 0.5 33 17 10 61 36 W San Bernardino Mtns 51 46 0.5 14 14 10 55 37 C San Bernardino Mtns 57 51 0.5 14 8 10 47 38 Big Bear Lake 49 45 0.5 14 7 10 42 San Bernardino County: Mojave Desert Air Basin 39 Phelan 46 42 0.6 13 10 10 42 40 Hesperia 45 39 0.7 13 10 10 42 41 Trona 31 25 0.5 15 5 10 23 42 Victorville 46 38 0.7 13 11 10 46 43 Yucca Vly 50 48 0.6 13 7 10 44 44 Barstow 44 32 0.6 13 8 10 33 45 Twentynine Palms 42 39 0.5 13 6 10 36 -------------------------------------------------------------------------------- ------------------------------------------------------------------------ AIR QUALITY FORECAST ------------------------------------------------------------------------ ON MON., NOV. 18, 2019 THE SOUTH COAST AIR QUALITY MANAGEMENT DISTRICT PREDICTS THE AIR QUALITY WILL BE ... GOOD in the following area(s): Temecula/Anza Area AQI: 45 Ozone San Gabriel Mountains AQI: 33 PM2.5 Big Bear Lake AQI: 42 Ozone Banning Pass Area AQI: 46 Ozone Coachella Valley/Low Desert AQI: 42 Ozone Victor Valley AQI: 46 PM2.5 Northern Mojave Desert AQI: 33 PM2.5 Central Mojave Desert AQI: 44 Ozone MODERATE in the following area(s): Coastal Area AQI: 63 PM2.5 Metropolitan Area AQI: 57 PM2.5 San Fernando/Santa Clarita Valleys AQI: 57 PM2.5 San Gabriel Valley AQI: 61 PM2.5 Inland Orange County AQI: 57 PM2.5 Riverside Valley AQI: 66 PM2.5 San Bernardino Valley AQI: 63 PM2.5 Hemet/Elsinore Area AQI: 59 PM2.5 San Bernardino Mountains AQI: 55 PM2.5 Antelope Valley AQI: 57 PM2.5 ------------------------------------------------------------------------ ------------------------------------------------------------------------ WEATHER FORECAST ------------------------------------------------------------------------ Above average temperatures are expected to continute throughout the region on Monday with sunny skies yielding to some clouds later in the day. Offshore flow will continue to bring dry air into the region, but winds will be calmer than seen on Sunday. ------------------------------------------------------------------------ Inversion Base: 486 FT | Breaking Temperature: 83 DEG F Inversion Breaking: YES | Maximum Mixing HEIGHT: 1981 FT ------------------------------------------------------------------------ ------------------------------------------------------------------------ AGRICULTURAL AND WILDLAND FIRES BURN FORECAST ------------------------------------------------------------------------ Area 40 - South Coast Air Basin: BURN Area 53 - Mojave Desert Air Basin: BURN Area 55 - Salton Sea Air Basin: BURN Beach Fire Ring 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 MONDAY, NOVEMBER 18, 2019 IN THE SOUTH COAST AIR BASIN.