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: Derby Lane
 Ad Hoc Reporting

AQS # L103-0023
Derby Lane

10 Highest Daily Averages for Year 2019


CO Averages

CO data below are shown in Parts Per Million (PPM)
This site did not monitor CO during 2019.

NO2 Averages

NO2 data below are shown in Parts Per Billion (PPB)
This site did not monitor NO2 during 2019.

Ozone Averages

Ozone data below are shown in Parts Per Billion (PPB)
This site did not monitor Ozone during 2019.

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 2019.

PM 10 Averages

PM 10 data below are shown in Micrograms Per Cubic Meter (μg/m3)
This site did not monitor PM 10 during 2019.

SO2 Averages

SO2 data below are shown in Parts Per Billion (PPB)
Date
Max Daily (24-Hour) Average
1 Hour Average
JAN-12 3.250 7.600
MAY-24 2.700 4.700
OCT-18 2.600 5.500
MAY-23 2.590 5.400
OCT-25 2.550 5.100
OCT-24 2.490 5.300
MAY-08 2.430 4.400
OCT-05 2.310 6.600
MAY-16 2.290 4.000
MAY-26 2.280 4.800

Date
Max 1 Hour Average
 
DEC-06 13.100  
JUL-20 8.200  
JUL-22 8.000  
JAN-12 7.600  
OCT-05 6.600  
JAN-11 6.100  
FEB-05 5.800  
OCT-04 5.800  
OCT-18 5.500  
MAY-23 5.400  
* = Value Not Available

Federal Air Quality Standard
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