Air quality
Air quality in Hancheng today
Updated
Unhealthy for Sensitive Groups (US AQI 107) People with heart or lung disease, older adults, children and teens should cut back on prolonged or heavy exertion outdoors. Model estimate for Mon, Oct 26, 7:59 am (23:59 UTC).
Live AQI, PM2.5, PM10 and ozone for Hancheng, Shaanxi, China, with a 48-hour forecast and the best time to be outside.
- US AQI now
- 107 Unhealthy for Sensitive Groups
- PM2.5
- 16 µg/m³ 1× WHO 24-h guideline
- PM10
- 16 µg/m³
- Ozone
- 18 µg/m³
Air quality in Hancheng right now
Right now the modelled US Air Quality Index for Hancheng, Shaanxi, China is 107, which falls in the "Unhealthy for Sensitive Groups" band (up to 150). People with heart or lung disease, older adults, children and teens should cut back on prolonged or heavy exertion outdoors.
PM2.5 is 16 µg/m³, 1 times the WHO 24-hour guideline of 15 µg/m³; PM10 is 16 µg/m³ against a guideline of 45; ozone is 18 µg/m³ (below the WHO 8-hour level of 100); nitrogen dioxide is 15 µg/m³ (below the 24-hour guideline of 25).
Hancheng vs the rest of China
Across 447 China cities we track, the average US AQI right now is 85 (Moderate). Hancheng at 107 is 22 points worse than average.
It ranks 361 of 447 from cleanest to most polluted; the cleanest is Baicheng (16) and the most polluted Kashgar (234).
For context, the median across 3,556 cities worldwide is 58.
Air quality in cities near Hancheng
| City | Distance | US AQI | Category | PM2.5 µg/m³ |
|---|---|---|---|---|
| Yongji | 66 km | 102 | Unhealthy for Sensitive Groups | 52.6 |
| Yuncheng | 71 km | 98 | Moderate | 46.1 |
| Sanmenxia | 103 km | 98 | Moderate | 30.6 |
| Linfen | 121 km | 76 | Moderate | 35.6 |
| Changzhi, Shanxi | 122 km | 88 | Moderate | 30 |
| Yintai | 127 km | 150 | Unhealthy for Sensitive Groups | 10.3 |
| Tongchuanshi | 129 km | 150 | Unhealthy for Sensitive Groups | 10.3 |
| Weinan | 135 km | 109 | Unhealthy for Sensitive Groups | 21.2 |
Model vs measured
We found no measured PM2.5 sensor cell within 25 km of Hancheng, so the numbers on this page are model estimates. Models capture regional pollution well but can miss very local sources such as a busy road or a nearby fire.
Advice for sensitive groups
At 107, children, older adults, pregnant people and anyone with asthma, COPD or heart disease should limit time outdoors, especially strenuous activity. A well-fitted N95/FFP2 mask cuts particle exposure; it does not filter ozone.
What the US AQI numbers mean
| US AQI | Category | What it means |
|---|---|---|
| 0-50 | Good | Air quality is satisfactory and poses little or no risk; a good time for outdoor activity. |
| 51-100 | Moderate | Acceptable for most people. Unusually sensitive people should consider shortening long or heavy exertion outdoors. |
| 101-150 | Unhealthy for Sensitive Groups | People with heart or lung disease, older adults, children and teens should cut back on prolonged or heavy exertion outdoors. |
| 151-200 | Unhealthy | Everyone should reduce prolonged or heavy exertion outdoors; sensitive groups should avoid it and keep windows closed. |
| 201-300 | Very Unhealthy | Health alert: everyone should avoid prolonged or heavy exertion outdoors, and sensitive groups should stay indoors. |
| 301-500 | Hazardous | Emergency conditions: everyone should avoid all outdoor physical activity and stay indoors with filtered air if possible. The scale tops out at 500; heavier dust or smoke is shown as 500. |
Values on this page are modelled by CAMS (Copernicus) and served by Open-Meteo; they are estimates for the area around the city centre, not readings from an official monitor.
Nearby cities
More for Hancheng
Air quality elsewhere
Data: Open-Meteo Air Quality API, Copernicus Atmosphere Monitoring Service (CAMS).