Right now
7 µg/m³ Good
Median NowCast across reporting stations
Worst right now: Portland Tukey's Bridge — 15 µg/m³ (Moderate)
10 of 11 stations reporting in the last 6 hours
Stations by air-quality category
Good · 6Moderate · 4
Highest readings right now
Portland Tukey's Bridge15 µg/m³Moderate
Portland Ocean Gateway11 µg/m³Moderate
Madawaska PSB11 µg/m³Moderate
Augusta LSS9 µg/m³Moderate
Presque Isle Riverside7 µg/m³Good
All stations (11)
| Station | NowCast | Category | 48 h forecast peak |
|---|---|---|---|
| Portland Tukey's Bridge | 15 µg/m³ | Moderate | 11 µg/m³ |
| Portland Ocean Gateway | 11 µg/m³ | Moderate | 11 µg/m³ |
| Madawaska PSB | 11 µg/m³ | Moderate | 7 µg/m³ |
| Augusta LSS | 9 µg/m³ | Moderate | 6 µg/m³ |
| Presque Isle Riverside | 7 µg/m³ | Good | 8 µg/m³ |
| Bangor MSS | 7 µg/m³ | Good | 7 µg/m³ |
| Sipayik | 7 µg/m³ | Good | 5 µg/m³ |
| Rumford | 7 µg/m³ | Good | 8 µg/m³ |
| Lewiston | 7 µg/m³ | Good | 7 µg/m³ |
| Acadia NP - McFarland | 7 µg/m³ | Good | 5 µg/m³ |
| Presque Isle Regional Office | — no recent data | — | 8 µg/m³ |