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Index Banded Annual Totals for Swansea:
LOW
252 days
MODERATE
93 days
HIGH
2 days
VERY HIGH
0 days

Exceedences

Hourly SO2 Exceedences
Total period : 06/12/2019 15:00 - 13/12/2019 15:00
Integration time : 1.0 Hours, Observation limit :1
  Swansea AURN Morriston Morfa St Thomas
  [] [ppb] [ppb] [ug/m3]
Mean 1.18
Max 4.30
Sdv 0.04
Coverage (%) 0.00 0.00 0.00 100.00
Geom. mean 1.12
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 09/12/2019
Time of max 22:00:00
Perc:99.7 % 3.65
Perc:99.7 % 3.65


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



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