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 2023


CO Averages

CO data below are shown in Parts Per Million (PPM)
This site did not monitor CO during 2023.

NO2 Averages

NO2 data below are shown in Parts Per Billion (PPB)
This site did not monitor NO2 during 2023.

Ozone Averages

Ozone data below are shown in Parts Per Billion (PPB)
This site did not monitor Ozone during 2023.

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 2023.

PM 10 Averages

PM 10 data below are shown in Micrograms Per Cubic Meter (μg/m3)
This site did not monitor PM 10 during 2023.

SO2 Averages

SO2 data below are shown in Parts Per Billion (PPB)
Date
Max Daily (24-Hour) Average
1 Hour Average
MAY-07 2.780 6.600
SEP-24 2.620 8.600
APR-19 2.550 8.400
AUG-03 2.160 5.600
APR-21 2.040 5.400
APR-26 1.900 4.900
SEP-05 1.830 5.100
OCT-27 1.780 4.900
JUL-27 1.730 5.500
JAN-08 1.720 5.500

Date
Max 1 Hour Average
 
JUN-01 9.800  
SEP-24 8.600  
APR-19 8.400  
FEB-07 7.500  
AUG-23 7.100  
APR-27 6.900  
MAY-07 6.600  
JUL-01 6.000  
AUG-26 5.900  
JUN-06 5.800  
* = Value Not Available

Federal Air Quality Standard
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