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Index Banded Annual Totals for Swansea:
LOW
140 days
MODERATE
88 days
HIGH
2 days
VERY HIGH
0 days

Exceedences

15 Min SO2 Exceedences
Total period : 11/08/2019 17:00 - 18/08/2019 17:00
Integration time : 15.0 Minutes, Observation limit :1
  Swansea AURN Morriston Morfa St Thomas
  [] [ppb] [ppb] [ug/m3]
Mean 1.42
Max 10.56
Sdv 0.02
Coverage (%) 0.00 0.00 0.00 100.00
Geom. mean 1.35
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 14/08/2019
Time of max 06:15:00
Perc:99.9 % 8.95
Perc:99.9 % 8.95


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



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