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April 28 - 29 due to rain
Coastal
Inland
Dates and times below are Pacific Standard Time. The data is updated about 20 minutes past the hour.
Report Date: 4/28/2025 8:05 PM 19 Parameter SiteName PM10_CONTIN Paso Robles (ARB) AMBTEMP Paso Robles (ARB) AMBTEMP10 SLO Roberto 11.0 NO2 Atascadero 2.64 Nipomo Regional Park 1.38 OZONE_PPB Atascadero 25.9 Carrizo Plains School 43.7 Morro Bay 34.3 Nipomo Regional Park 32.9 Paso Robles (ARB) Red Hills 49.6 PM10_STD Atascadero 11 CDF 17 Mesa 2 14 Nipomo Regional Park 14 Oso Flaco 27 SLO Roberto 19 PM25LC Atascadero 5 CDF 7 Mesa 2 10 SLO Roberto 8 SIGTHETA Atascadero 64.2 Carrizo Plains School 6.4 CDF 12.6 Mesa 2 9.3 Morro Bay 17.7 Nipomo Regional Park 12.9 Red Hills 2.8 SIGTHETA-RMY Oso Flaco 4.8 SONIC_T CDF 14.2 Mesa 2 12.8 Nipomo Regional Park 13.3 Oso Flaco 12.5 VWDR Atascadero 152.5 Carrizo Plains School 71.6 CDF .9 Mesa 2 332.0 Morro Bay 288.1 Nipomo Regional Park 334.3 Oso Flaco 304.4 Paso Robles (ARB) Red Hills 65.4 VWSP Atascadero .3 Carrizo Plains School 5.7 CDF 6.6 Mesa 2 8.1 Morro Bay 4.7 Nipomo Regional Park 5.3 Oso Flaco 12.1 Paso Robles (ARB) Red Hills 17.2 Legend: AMBTEMP Ambient Temp degree - Celsius AMBTEMPF Ambient Temp degree - Fahrenheit NO2 Nitrogen Dioxide - ppb OZONE_PPB Ozone - ppb PM10_CONTIN Particulate Matter < 10 microns - Micrograms/Cubic Meter PM25LC Particulate Matter < 2.5 microns - Micrograms/Cubic Meter SO2 Sulfur dioxide - ppb VWDR Wind Direction (from) - degrees VWSP Wind Speed - miles per hour Character flags may appear instead of, or next to, values that may have data problems.
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