Jharkhand Air Quality

Capital: Ranchi · Population: 39M · 10 monitoring stations

172

Moderate

2024 Annual Avg

172

Annual AQI

Rank #6 in India

70 μg/m³

PM2.5

14× WHO limit

295

Winter Peak

Oct–Feb average

80

Summer Low

Jul–Sep average

Health Advisory — Moderate

Moderate pollution. People with respiratory or heart conditions should limit prolonged outdoor exertion.

Air Quality in Jharkhand

The Jharia coalfields produce continuous mine fires that have burned for over 100 years, emitting persistent particulate pollution. Industrial zones around Dhanbad and Bokaro rank among India's most polluted.

Main Pollution Sources

coal miningthermal powersteel plantsbiomass burning

Seasonal AQI Patterns in Jharkhand

❄️Winter (Oct–Feb)~295

Worst season. Temperature inversions, crop burning, and low wind speeds trap pollutants. AQI often exceeds 300 in northern states.

☀️Pre-Monsoon (Mar–Jun)~188

Dust storms and heat raise AQI. Less fog than winter. Industrial activity at peak.

🌧️Monsoon (Jul–Sep)~80

Best air quality of the year. Rain washes out PM2.5 and PM10. AQI typically falls to lowest levels.

🍂Post-Monsoon (Oct)~221

Rapidly deteriorating. Crop stubble burning begins in northern states. AQI transitions from good to dangerous.