Air Quality Lab — Liwá, Oman
Air Quality Profile·
Liwá reports an annual PM2.5 of 36.3 µg/m³. That's above the EU annual limit of 25 µg/m³ — long-term exposure here carries documented health trade-offs.
Liwá
Oman
OmanAnnual Average
UnhealthyWHO annual classification
36.3µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
3030 µg/m³ — Poor
3232 µg/m³ — Poor
3939 µg/m³ — Unhealthy
3636 µg/m³ — Unhealthy
3939 µg/m³ — Unhealthy
5050 µg/m³ — Very Unhealthy
4444 µg/m³ — Unhealthy
4343 µg/m³ — Unhealthy
3030 µg/m³ — Poor
3030 µg/m³ — Poor
3131 µg/m³ — Poor
3131 µg/m³ — Poor
Jan
Feb
Mar
Apr
May
Jun
3030 µg/m³ — Poor
3232 µg/m³ — Poor
3939 µg/m³ — Unhealthy
3636 µg/m³ — Unhealthy
3939 µg/m³ — Unhealthy
5050 µg/m³ — Very Unhealthy
Jul
Aug
Sep
Oct
Nov
Dec
4444 µg/m³ — Unhealthy
4343 µg/m³ — Unhealthy
3030 µg/m³ — Poor
3030 µg/m³ — Poor
3131 µg/m³ — Poor
3131 µg/m³ — Poor
Best months: Jan, Sep–OctWorst months: Jun–Aug
Poor25–35 µg/m³Unhealthy35–50 µg/m³Very Unhealthy50–75 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholds
Confidence: ●●●
How air quality compares
Compared across Oman
Liwá: 36.3 µg/m³. Typical range in Oman: 33.7–39.4 µg/m³. Low anchor: Khasab, 22.0 µg/m³. High anchor: Al Buraymī, 53.9 µg/m³.
25 cities tracked