Official monitor · measured
Swanbourne
Western Australia · a real government monitoring station — these are measured readings, not an estimate.
Good
· 24 73 min ago
Source: WA DWER · observed Wed, 11 Nov, 1:00 pm AEDT Reference-grade
Current readings
| Pollutant | Value | Avg | National | Source says |
|---|---|---|---|---|
| Ozone (O₃) | 24 ppb | 1h | — | GOOD |
| Nitrogen dioxide (NO₂) | 1 ppb | 1h | — | GOOD |
The national category is computed consistently from raw concentrations (enHealth / Air NEPM). "Source says" is the agency's own official category/index, preserved so we never hide what they reported.
Location
-31.9720, 115.7670 · observed Wed, 11 Nov, 1:00 pm AEDT