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Index Banded Annual Totals for Swansea:
LOW
161 days
MODERATE
39 days
HIGH
1 day
VERY HIGH
5 days
annual air quality totals for all Swansea monitoring stations

Annual Air Pollution for 2020

 

Annual Air
Pollution Totals for:
Swansea
LOW
253 days
MODERATE
99 days
HIGH
2 days
VERY HIGH
11 days

Historical data:
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Annual Air
Pollution Totals for:
Cwm Level Park Ozone and NOx

 

Annual Air
Pollution Totals for:
Hafod OPSIS DOAS

 

Annual Air
Pollution Totals for:
Morriston Groundhog
photograph of monitoring station: Cwm Level Park Ozone and NOx - illustrative purposes only
photograph of monitoring station: Hafod OPSIS DOAS - illustrative purposes only
photograph of monitoring station: Morriston Groundhog - illustrative purposes only
LOW
339 days
MODERATE
24 days
HIGH
0 days
VERY HIGH
2 days
LOW
314 days
MODERATE
48 days
HIGH
1 day
VERY HIGH
2 days
LOW
358 days
MODERATE
7 days
HIGH
0 days
VERY HIGH
0 days

 

Annual Air
Pollution Totals for:
St Thomas DOAS

 

Annual Air
Pollution Totals for:
Swansea AURN
photograph of monitoring station: St Thomas DOAS - illustrative purposes only
photograph of monitoring station: Swansea AURN - illustrative purposes only
LOW
307 days
MODERATE
56 days
HIGH
0 days
VERY HIGH
2 days
LOW
347 days
MODERATE
7 days
HIGH
1 day
VERY HIGH
10 days
Related links:
Select a monitoring station: