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

Exceedences

15 Min SO2 Exceedences
Total period : 06/12/2019 16:00 - 13/12/2019 16:00
Integration time : 15.0 Minutes, Observation limit :1
  Swansea AURN Morriston Morfa St Thomas
  [] [ppb] [ppb] [ug/m3]
Mean 1.18
Max 10.10
Sdv 0.02
Coverage (%) 0.00 0.00 0.00 100.00
Geom. mean 1.10
Exceedance Limit 100.00 100.00 100.00 266.00
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 12/12/2019
Time of max 07:30:00
Perc:99.9 % 4.94
Perc:99.9 % 4.94


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



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