Chirmiri Air Quality Index (AQI) & Air Pollution Today
Chhattisgarh, India — Real-time Air Quality Index (AQI) and PM2.5
Chirmiri AQI Right Now
Category: Moderate
Dominant Pollutant: pm10
PM2.5: 43.2 µg/m³
PM10: 105.38 µg/m³
Last updated: 2026-03-24 — Data source: Google Air Quality API (NAQI). Live NAQI values load when you visit the page.
Chirmiri Pollutant Levels
| Pollutant | Concentration |
|---|---|
| PM2.5 | 43.2 µg/m³ |
| PM10 | 105.38 µg/m³ |
| O₃ (Ozone) | 23.39 µg/m³ |
| NO₂ | 38.42 µg/m³ |
| SO₂ | 21.97 µg/m³ |
| CO | 610.64 µg/m³ |
Health Advisory — Chirmiri
Moderate: Breathing discomfort to people with lungs, asthma and heart diseases.
Health Impact — Chirmiri
Cigarette Equivalent: Breathing this air is equivalent to smoking 2 cigarettes per day (based on current PM2.5 levels).
Life Expectancy Impact: Sustained exposure at this PM2.5 level could reduce life expectancy by 0.22 years (AQLI estimate, relative to WHO guideline of 5 µg/m³).
Health Recommendations for Chirmiri
- General Population: People with respiratory or heart conditions should limit prolonged outdoor exertion.
- Elderly: Reduce prolonged outdoor activities.
- Children: Reduce prolonged outdoor play.
- Lung Disease Patients: Avoid prolonged outdoor exertion.
Understanding Chirmiri Air Quality
Chirmiri is a coal mining town in the Korea district of northern Chhattisgarh, developed around the coal mines of the Hasdeo-Arand coalfield operated by South Eastern Coalfields Limited (SECL). The town's entire economy revolves around coal extraction and transport, making coal dust the defining feature of its air quality. Open-cast and underground mining operations, coal handling plants, and the constant movement of coal trucks generate pervasive particulate pollution.
Winter months (November–February) exacerbate the coal dust problem as temperature inversions in the hilly terrain trap emissions close to the ground. PM10 levels are elevated throughout the year due to mining activity but spike during winter calm periods. Domestic use of coal and biomass for heating in the cold northern Chhattisgarh winter adds to the pollution load. The town's location in a valley-like setting between forested hills further restricts ventilation.
Monsoon rains (June–September) provide relief by suppressing dust, though mining operations continue year-round. Chirmiri lacks continuous air quality monitoring, but the visible coal dust on surfaces throughout the town indicates chronic particulate exposure for residents.
Primary Pollution Sources
- Coal mining dust
- Coal handling and transport
- Vehicle exhaust
- Road dust
- Domestic biomass burning
- Coal combustion emissions
Geography: Coal mining town in Korea district, northern Chhattisgarh; surrounded by the Hasdeo-Arand coalfield in hilly terrain
Peak pollution months: November, December, January, February
Frequently Asked Questions — Chirmiri
How does coal mining affect Chirmiri's air quality?
Coal mining is the primary pollution source in Chirmiri. SECL's open-cast and underground mines generate fugitive dust from blasting, excavation, loading, and transport. Coal handling plants and washeries add fine coal particles. The constant movement of loaded and empty coal trucks on town roads keeps coal dust suspended in the air throughout the day.
What is the best time to visit Chirmiri for clean air?
The monsoon months (July–September) offer the cleanest air as heavy rainfall suppresses coal and road dust. Post-monsoon October can also be pleasant before winter inversions begin trapping mining emissions in November.
Air Quality in Nearby Cities
- Ambikapur AQI — Chhattisgarh
- Korba AQI — Chhattisgarh
- Bilaspur AQI — Chhattisgarh
- Raigarh AQI — Chhattisgarh
- Sonbhadra AQI — Uttar Pradesh
- Robertsganj AQI — Uttar Pradesh