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Index Banded Annual Totals for Swansea:
LOW
43 days
MODERATE
29 days
HIGH
7 days
VERY HIGH
8 days

Exceedences

Hourly SO2 Exceedences
Total period : 28/03/2016 02:00 - 28/03/2017 02:00
Integration time : 1.0 Hours, Observation limit :1
  Swansea AURN Morriston Morfa St Thomas
  [] [ppb] [ppb] [ug/m3]
Mean 1.85
Max 46.02
Sdv 0.04
Coverage (%) 0.00 0.00 0.00 97.33
Geom. mean 0.91
Exceedance Limit 132.00 132.00 132.00 352.00
Exceedance (%) 0.00 0.00 0.00 0.00
Exceedance Count 0 0 0 0
Exceedance (Hours) 0.00 0.00 0.00 0.00
Date of max 27/01/2017
Time of max 19:00:00
Perc:99.7 % 25.50
Perc:99.7 % 25.50


All data supplied are non-validated and for information only.



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