Highest Readings by Year
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Air Quality Monitoring

Highest Readings by Year
Air Resource Management
Data on this page are updated daily when complete data are received.

It is important to note that the ozone monitoring data less than three months old viewed on this website have generally not been verified and checked for quality assurance in accordance with federal requirements.

 More Details about: Perimeter Near-road
 Ad Hoc Reporting

AQS # L086-0035
Perimeter Near-road

10 Highest Daily Averages for Year 2022


CO Averages

CO data below are shown in Parts Per Million (PPM)
Date
Max 8 Hour Average
1 Hour Average
OCT-10 0.7 1.100
JUN-11 0.7 0.900
OCT-09 0.6 0.500
MAR-18 0.5 1.100
JUN-25 0.5 0.600
DEC-22 0.5 1.000
JUN-26 0.5 0.600
JUN-10 0.5 0.900
OCT-14 0.5 0.700
MAR-17 0.5 0.600
 
Date
Max 1 Hour Average
 
MAR-18 1.100  
OCT-10 1.100  
SEP-15 1.000  
OCT-27 1.000  
DEC-22 1.000  
MAY-05 0.900  
JUN-10 0.900  
JUN-11 0.900  
SEP-05 0.900  
SEP-18 0.900  

NO2 Averages

NO2 data below are shown in Parts Per Billion (PPB)
Date
Max 1 Hour Average
 
JAN-14 67.7  
JAN-15 63.9  
JAN-24 61.8  
FEB-05 60.9  
JAN-25 60.2  
JAN-19 59.8  
OCT-27 51  
JUN-19 50.7  
FEB-11 48.9  
MAR-28 48  

Ozone Averages

Ozone data below are shown in Parts Per Billion (PPB)
This site did not monitor Ozone during 2022.

PM 2.5 Averages

PM 2.5 data below are shown in Micrograms Per Cubic Meter (μg/m3)
This site did not monitor PM 2.5 during 2022.

PM 10 Averages

PM 10 data below are shown in Micrograms Per Cubic Meter (μg/m3)
This site did not monitor PM 10 during 2022.

SO2 Averages

SO2 data below are shown in Parts Per Billion (PPB)
This site did not monitor SO2 during 2022.
Federal Air Quality Standard
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