Events in the last 12 months: 429The archive has been accumulating since June 11, 2026; there is not enough history yet to compare years.
Events by month
Month by month
| Month | Total | watch | warning | emergency | Hardest hit |
|---|---|---|---|---|---|
| July 2026 | 225 | 59 | 146 | 20 | Qongʻirot · 38 · 637 µg/m³ |
| June 2026 | 204 | 95 | 101 | 8 | Qongʻirot · 42 · 563 µg/m³ |
“Hardest hit” — the settlement with the most events that month; the last number is its peak PM10, µg/m³.
How events are counted
An event is recorded automatically when a settlement’s PM10 reaches a threshold: 55 µg/m³ — watch, 155 — warning, 355 — emergency (US EPA AQI boundaries). The comparison uses the 12-hour NowCast or the 24-hour mean — not a raw hourly value.