Chidambaram Air Quality Index (AQI) & Air Pollution Today

Tamil Nadu, India — Real-time Air Quality Index (AQI) and PM2.5

Chidambaram AQI Right Now

26

Category: Good

Dominant Pollutant: pm10

PM2.5: 5.5 µg/m³

PM10: 25.61 µg/m³

Last updated: 2026-03-24 — Data source: Google Air Quality API (NAQI). Live NAQI values load when you visit the page.

Chidambaram Pollutant Levels

PollutantConcentration
PM2.55.5 µg/m³
PM1025.61 µg/m³
O₃ (Ozone)14.47 µg/m³
NO₂13.21 µg/m³
SO₂2.21 µg/m³
CO384.25 µg/m³

Health Advisory — Chidambaram

Good: Minimal impact on health. Great day to be outdoors!

Health Impact — Chidambaram

Cigarette Equivalent: Breathing this air is equivalent to smoking 0.3 cigarettes per day (based on current PM2.5 levels).

Health Recommendations for Chidambaram

  • General Population: Air quality is satisfactory. Enjoy outdoor activities.
  • Elderly: No special precautions needed.
  • Children: Great day for outdoor play.
  • Lung Disease Patients: No restrictions on outdoor activities.

Understanding Chidambaram Air Quality

Chidambaram's air quality reflects its dual identity as an ancient temple town and modern educational hub. The northeast monsoon from October to December brings cleansing rains, but the post-monsoon period from December to February marks the worst air quality. Paddy stubble burning in the surrounding delta fields creates dense smoke plumes that drift into the town, while increased pilgrim traffic during the Margazhi season (December-January) adds vehicular emissions and temple incense smoke.

Annamalai University's campus, with its 30,000+ students, contributes to local traffic congestion and emissions, particularly during academic terms (July-November and January-April). The winter months see peak pollution as agricultural burning, pilgrimage activity, and academic session traffic converge. Rice mills on the town's outskirts process the samba harvest, releasing particulate matter from chaff and paddy dust.

Summer months from March to May bring hot conditions with temperatures often exceeding 37°C. While agricultural burning subsides after harvest, construction activity increases during the university's summer break, generating dust pollution. The town's location about 15 km from the coast means it receives limited sea breeze benefits. Pre-monsoon dust storms in April-May can temporarily spike PM10 levels before the southwest monsoon arrives in June.

Primary Pollution Sources

  • Agricultural fires
  • Vehicular traffic
  • University campus
  • Temple activities
  • Rice processing

Geography: Historic temple town and university center in the Cauvery Delta, home to the famous Nataraja Temple and Annamalai University.

Peak pollution months: November, December, January, February

Frequently Asked Questions — Chidambaram

Why does Chidambaram have poor air quality during temple festival seasons?

Major festivals bring thousands of pilgrims, increasing vehicular traffic and emissions. Temple rituals involve burning incense and camphor in large quantities, while surrounding agricultural burning during harvest season compounds the problem during winter festivals.

Does Annamalai University affect Chidambaram's air quality?

The university contributes to traffic congestion and vehicular emissions, especially during academic terms. However, the campus's green cover helps offset some pollution. The main air quality issues stem from regional agricultural burning rather than university activities.

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