Dashboard
Data Quality
Stations
25
Pollutants
6
Source
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Worst pollutant
SO₂
2.2% missing
Avg availability
92.9%
Stations < 95%
1
of 14
Months observed
1
Missingness
Missing values by pollutant
share of readings with NULL clean_value
Availability
Status availability by station
share of readings with non-null instrument status
Trend
Monthly quality trend
availability and valid-value rates month by month