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Index Banded Annual Totals for Swansea:
LOW
65 days
MODERATE
21 days
HIGH
0 days
VERY HIGH
4 days

Exceedences

Hourly SO2 Exceedences
Total period : 23/03/2020 03:00 - 30/03/2020 03:00
Integration time : 1.0 Hours, Observation limit :1
  Swansea AURN Morriston Morfa St Thomas
  [] [ppb] [ppb] [ug/m3]
Mean 3.95
Max 29.95
Sdv 0.36
Coverage (%) 0.00 0.00 0.00 100.00
Geom. mean 2.82
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 23/03/2020
Time of max 09:00:00
Perc:99.7 % 29.03
Perc:99.7 % 29.03


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



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