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Index Banded Annual Totals for Swansea:
LOW
89 days
MODERATE
68 days
HIGH
1 day
VERY HIGH
13 days

Exceedences

Benzene Exceedences
Total period : 19/06/2017 00:00 - 19/06/2018 24:00
Integration time : 24.0 Hours, Observation limit :1
  Hafod DOAS St Thomas DOAS
  [ug/m3] [g/m3]
Mean 1.16 1.59
Max 3.41 5.30
Sdv 0.03 0.03
Geom. mean 1.07 1.53
Date of max 21/04/2018 17/02/2018
Time of max 00:00:00 00:00:00


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



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