Highest Readings by Year
Air Quality Icon

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: Sydney
 Ad Hoc Reporting

AQS # L057-3002
Sydney

10 Highest Daily Averages for Year 2012


CO Averages

CO data below are shown in Parts Per Million (PPM)
Date
Max 8 Hour Average
1 Hour Average

JAN-20 1.1 1.455
JAN-19 1.1 0.493
JAN-01 0.9 1.212
JAN-08 0.5 0.584
JAN-15 0.5 0.549
JAN-07 0.5 0.502
JAN-14 0.5 0.439
DEC-23 0.5 0.533
DEC-24 0.4 0.498
APR-12 0.4 0.727
 
Date
Max 1 Hour Average
 

JAN-20 1.455  
JAN-01 1.212  
MAR-28 0.830  
APR-12 0.727  
MAR-22 0.603  
JAN-08 0.584  
JAN-15 0.549  
DEC-23 0.533  
MAR-29 0.511  
OCT-30 0.508  

NO2 Averages

NO2 data below are shown in Parts Per Billion (PPB)
This site did not monitor NO2 during 2012.

Ozone Averages

Ozone data below are shown in Parts Per Billion (PPB)
Date
Max 8 Hour Average
1 Hour Average

JUN-29 84 102
MAY-22 83 93
APR-25 79 99
APR-10 74 90
APR-26 71 77
MAY-21 70 74
MAY-23 70 77
APR-12 68 71
APR-09 67 73
MAR-29 66 74
 
Date
Max 1 Hour Average
 

JUN-29 102  
APR-25 99  
MAY-22 93  
APR-10 90  
APR-03 79  
AUG-15 78  
APR-26 77  
MAY-23 77  
MAR-29 74  
MAY-21 74  

PM 2.5 Averages

PM 2.5 data below are shown in Micrograms Per Cubic Meter (μg/m3)
DEP records indicate this site should have been operating during 2012, but no PM 2.5 data was found.

PM 10 Averages

PM 10 data below are shown in Micrograms Per Cubic Meter (μg/m3)
This site did not monitor PM 10 during 2012.

SO2 Averages

SO2 data below are shown in Parts Per Billion (PPB)
Date
Max Daily (24-Hour) Average
1 Hour Average
JAN-08 4.170 27.000
SEP-30 2.580 9.000
OCT-21 2.380 6.000
APR-17 2.330 10.000
OCT-01 1.960 5.000
DEC-17 1.960 6.000
JAN-09 1.880 10.000
OCT-31 1.880 7.000
MAY-04 1.830 4.000
JAN-20 1.790 11.000

Date
Max 1 Hour Average
 
JAN-08 27.000  
FEB-15 14.000  
JAN-17 13.000  
JAN-20 11.000  
JAN-09 10.000  
APR-17 10.000  
AUG-07 10.000  
JUN-23 9.000  
SEP-30 9.000  
JUL-04 8.000  
* = Value Not Available

Federal Air Quality Standard
Go To Top