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Chennai Air Quality

Is Chennai Air Quality Safe Today?

Chennai's AQI is currently 46.9 (Good). Air quality is good and safe for everyone.

Last 24 hours: low 3 · high 92

Real-time data from 7 CPCB monitoring stations across Chennai, TamilNadu.

Last updated: April 16, 2026, midnight

AQI Index
46.9
Good
Good Satisfactory Moderate Poor Very Poor Severe
24h low
3
24h high
92
7-day avg
42.4
Outdoor activity OK for most people
Best time to go out: Any time (if AQI remains good)
Sensitive groups — no special precautions
Normal outdoor activity is fine
Most polluted area: Manali, Chennai - CPCB
Station — AQI 74
Check AQI at your current location
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AQI Trends (Last 7 Days)

Based on 7 active stations. Latest history update: 16 Apr 2026, 12 AM.

7-day avg
42.4
Category
Good
Best day
34.6 (14 Apr)
Worst day
55.6 (10 Apr)
53.1
55.6
45.7
39.1
35.2
34.6
37.9
46.9
09 Apr
10 Apr
11 Apr
12 Apr
13 Apr
14 Apr
15 Apr
16 Apr

Category split: 2 Satisfactory, 6 Good

Good (≤50) Satisfactory (51–100) Moderate (101–200) Poor (201–300)
Monitoring Stations 7 active
Manali, Chennai - CPCB 74
Perungudi, Chennai - TNPCB 39
Royapuram, Chennai - TNPCB 38
Arumbakkam, Chennai - TNPCB 40
Kodungaiyur, Chennai - TNPCB 32
Manali Village, Chennai - TNPCB 63
Velachery Res. Area, Chennai - CPCB 42

Popular Areas in Chennai

AQI coverage for major localities and pincodes across Chennai.

CMWSSB Division 21
Pincode 600068 · Near Manali, Chennai - CPCB
CMWSSB Division 193
Pincode 600096 · Near Perungudi, Chennai - TNPCB
CMWSSB Division 52
Pincode 600021 · Near Royapuram, Chennai - TNPCB
CMWSSB Division 105
Pincode 600106 · Near Arumbakkam, Chennai - TNPCB
CMWSSB Division 37
Pincode 600039 · Near Kodungaiyur, Chennai - TNPCB
Arul Nagar
Pincode 600045 · Near Alandur Bus Depot, Chennai - CPCB
CMWSSB Division 174
Pincode 600025 · Near Velachery Res. Area, Chennai - CPCB

Nearby Cities AQI

Gummidipoondi
88
Satisfactory
Ooty
72
Satisfactory
Coimbatore
70
Satisfactory

Who Should Take Extra Precautions?

  • Children and elderly
  • People with asthma or lung disease
  • Pregnant women

Best Time to Go Outside in Chennai Today

Air quality is typically better during early morning hours (6–9 AM) and late evening. Avoid outdoor exercise during peak traffic hours.

Is Chennai Air Quality Safe Today?

Get a safety-focused summary with health advice, best time to go out, and local hotspots.

View Chennai safety summary →

FAQs About Chennai AQI

AQI 46.9 falls under Good category. It is generally safe, but sensitive groups should limit outdoor activity.

AQI above 300 is considered very poor and harmful for everyone.

The latest update time is April 16, 2026, midnight. AQI can change quickly, so check again before outdoor plans.

Reduce prolonged outdoor exposure if you’re sensitive, and consider a mask if you must be outside for long.

Use our AQI Near Me feature to get real-time readings for your location.

Top 5 Polluted Cities (Latest)

Greater Noida 289 Khora 275 Ghaziabad 271 Charkhi Dadri 267 Manesar 256

Top 5 Polluted Stations (Latest)

Knowledge Park - V, Greater Noida - UPPCB 345 Mundka, Delhi - DPCC 333 Ved Vihar-Loni, Ghaziabad - UPPCB 327 Loni, Ghaziabad - UPPCB 324 Wazirpur, Delhi - DPCC 301

📊 Data Source Attribution

Air quality data provided by the World Air Quality Index (WAQI) project and the Central Pollution Control Board (CPCB), sourced via data.gov.in.