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Index Banded Annual Totals for Swansea:
LOW
152 days
MODERATE
35 days
HIGH
2 days
VERY HIGH
34 days

Exceedences

Benzene Exceedences
Total period : 10/08/2021 00:00 - 10/08/2022 24:00
Integration time : 24.0 Hours, Observation limit :1
  Hafod DOAS St Thomas DOAS
  [ug/m3] [g/m3]
Mean 3.64 1.28
Max 7.65 3.11
Sdv 0.04 0.03
Geom. mean 3.58 1.20
Date of max 19/12/2021 19/12/2021
Time of max 00:00:00 00:00:00


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



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