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Air Quality Monitoring

Monthly Readings

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 for: Sydney
Ad Hoc Reporting

AQS # L057-3002

Sydney

Hillsborough County

Readings for February 2023

CO Data

CO data below are shown in Parts Per Million (PPM)
Date
1 Hr Avg.
8 Hr Avg.
Date
1 Hr Avg.
8 Hr Avg.
FEB-1 0.431 0.34 FEB-17 0.286 0.19
FEB-2 0.31 0.26 FEB-18 0.156 0.15
FEB-3 0.17 0.13 FEB-19 0.219 0.23
FEB-4 0.159 0.16 FEB-20 0.38 0.26
FEB-5 0.27 0.2 FEB-21 0.33 0.19
FEB-6 0.29 0.22 FEB-22 0.233 0.19
FEB-7 0.184 0.24 FEB-23 0.371 0.32
FEB-8 0.326 0.26 FEB-24 0.444 0.32
FEB-9 0.309 0.2 FEB-25 0.385 0.29
FEB-10 0.211 0.17 FEB-26 0.249 0.26
FEB-11 0.163 0.14 FEB-27 0.323 0.24
FEB-12 0.154 0.16 FEB-28 0.198 0.18
FEB-13 0.393 0.29
FEB-14 0.366 0.31
FEB-15 0.238 0.19
FEB-16 0.247 0.2
* = Value not available  
Federal Air Quality Standard
02/2023 CO Chart For Sydney
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This site did not monitor NO2 during February, 2023

SO2 Data

SO2 data below are shown in Parts Per Billion (PPB)
Date
1 Hr Avg.
Daily Avg.
Date
1 Hr Avg.
Daily Avg.
FEB-1 1.179 1 FEB-17 5.891 1
FEB-2 7.862 2 FEB-18 0.578 0
FEB-3 2.983 1 FEB-19 2.607 1
FEB-4 0.484 0 FEB-20 3.327 1
FEB-5 0.439 0 FEB-21 6.46 1
FEB-6 0.787 0 FEB-22 0.896 1
FEB-7 6.716 1 FEB-23 1.342 1
FEB-8 3.51 1 FEB-24 0.8 0
FEB-9 8.276 2 FEB-25 1.127 1
FEB-10 3.858 1 FEB-26 0.926 0
FEB-11 0.777 0 FEB-27 1.943 1
FEB-12 0.839 0 FEB-28 2.414 1
FEB-13 0.536 0
FEB-14 7.355 1
FEB-15 2.398 1
FEB-16 0.951 0
* = Value not available  
Federal Air Quality Standard
02/2023 SO2 Chart For Sydney
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Ozone Data

Ozone data below are shown in Parts Per Billion (PPB)
Date
1 Hr Avg.
8 Hr Avg.
Date
1 Hr Avg.
8 Hr Avg.
FEB-1 36 30 FEB-17 36 32
FEB-2 39 29 FEB-18 46 41
FEB-3 31 29 FEB-19 34 32
FEB-4 43 41 FEB-20 43 35
FEB-5 35 32 FEB-21 33 30
FEB-6 45 41 FEB-22 40 34
FEB-7 44 42 FEB-23 43 38
FEB-8 51 44 FEB-24 48 41
FEB-9 34 32 FEB-25 53 45
FEB-10 32 29 FEB-26 41 31
FEB-11 34 38 FEB-27 33 28
FEB-12 43 39 FEB-28 36 35
FEB-13 50 47
FEB-14 63 57
FEB-15 46 41
FEB-16 39 36
* = Value not available  
Federal Air Quality Standard
02/2023 Ozone Chart For Sydney
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PM 2.5 Data

PM 2.5 data below are shown in Micrograms Per Cubic Meter (mg/m3)
Date
Daily Avg.
Date
Daily Avg.
FEB-1 7.4 FEB-17 8.4
FEB-2 5.6 FEB-18 5.5
FEB-3 5.4 FEB-19 6.7
FEB-4 4.5 FEB-20 6.9
FEB-5 6.3 FEB-21 5.8
FEB-6 7.7 FEB-22 6.4
FEB-7 5.6 FEB-23 13.7
FEB-8 14.1 FEB-24 17.6
FEB-9 10.9 FEB-25 16.2
FEB-10 4.3 FEB-26 7.2
FEB-11 5.6 FEB-27 6.6
FEB-12 4.9 FEB-28 13.2
FEB-13 4.6
FEB-14 12.3
FEB-15 8.3
FEB-16 5.4
* = Value not available
Federal Air Quality Standard
02/2023 PM 2.5 Chart For Sydney
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This site did not monitor PM 10 during February, 2023

Last updated: July 26, 2012

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