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Chennai Air Quality Index (AQI) | Air Pollution

Real-time PM2.5, PM10 air pollution level in Tamil Nadu

Last Updated: 2025-02-09 11:59:18 PM

location image
Live AQI
156
Air Quality is
Unhealthy
pm10 :  102 µg/m³
PM2.5 :  65 µg/m³
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
250
Hazardous
300+
unhealthy aqi level in Chennai
mist

26 °C

Mist
Humidity
Humidity79 %

Wind Speed
Wind Speed12 km/h

UV Index
UV Index0
Last Updated: 2025-02-09 11:59:18 PM


Map

Chennai

Major Air Pollutants

Chennai

AQI Graph

Historical Air Quality Data

Chennai

Chennai

AQI Trends - Annual Air Quality Changes

Chennai, Tamil Nadu, India

Year
.
AQI


Annual AQI Trends

2020
86AQI
2021
80AQI
-7%
Fall
2022
84AQI
5%
Rise
2023
91AQI
8%
Rise
2024
83AQI
-9%
Fall
2025
123AQI
48%
Rise
Overall Annual Percentage (%) change of AQI in (2020 to 2025)
9%
Rise (Worsened AQI)

Most & Least Polluted Months

Most PollutedJanuary, 2020133AQI

Least PollutedMay, 202152AQI

* This data analysis is from year 2020 - 2025

Live

Winter 2025

Air Pollution RankVisit Winter Pollution Ranking Page

aqi-hazardous.pngaqi-poor.pngaqi-severe.png

Chennai's Locations

Real-time Air Pollution Level

Location
Status
AQI
PM2.5(µg/m³)
PM10(µg/m³)
Temp.(°C)
Humi.(%)
Abhiramapuram
Poor
150
55
117
25
86
Abiramapuram
Poor
150
55
117
25
86
Achuthan Nagar
Unhealthy
160
68
94
25
88
Alandur Bus Depot
Severe
209
134
87
25
88
Anthoni Pillai Nagar
Unhealthy
163
72
101
25
85
Arumbakkam
Poor
145
53
125
26
88
Chennai US Consulate
Unhealthy
166
77
85
25
88
Gandhi Nagar Ennore
Unhealthy
158
65
106
25
87
Intuc Nagar
Unhealthy
156
62
120
25
89
Kodungaiyur
Poor
127
46
130
25
86
Korattur
Poor
150
55
95
25
88
Kumaraswami Nagar
Unhealthy
153
58
92
27
86
Manali
Unhealthy
152
57
122
25
90
Muthtamil Nagar
Poor
150
55
95
25
88
Neelankari
Unhealthy
153
58
109
26
87
Perungudi
Poor
142
52
119
25
87
Potheri
Unhealthy
166
77
85
25
87
Royapuram
Unhealthy
155
62
89
25
89
Sridevi Colony
Unhealthy
155
61
94
25
88
Stella Maris College
Unhealthy
169
81
94
25
85
Thirumurugan Salai
Poor
150
55
73
25
88
Velachery Res. Area
Unhealthy
157
65
84
25
88

India's Metro Cities

Air Quality Index

Health Advice For People Living In

Chennai

2.4Cigarettes per day

Cigarette
Weekly 16.8 Cigarettes
Monthly 72.0 Cigarettes

Breathing the air in this location is as harmful as smoking 2.4 cigarettes a day.

Source:

Berkeley Earth


Solutions for Current AQI

  • Air Purifier
    Air PurifierTurn On
  • Car Filter
    Car FilterMust
  • N95 Mask
    N95 MaskMust
  • Stay Indoor
    Stay IndoorMust


Must turn on the air purifier to enjoy fresh air.

Get an Air Purifier

Prevent Health Problems: Understand Your Risks

Chennai

  • asthma due to air pollution in ChennaiAsthma
  • heart due to air pollution in ChennaiHeart Issues
  • allergy due to air pollution in ChennaiAllergies
  • sinus due to air pollution in ChennaiSinus
  • flu due to air pollution in ChennaiCold/Flu
  • copd due to air pollution in ChennaiChronic (COPD)
asthma due to air pollution in Chennai

High Chances of Asthma

Asthma

Risk of Asthma symptoms is High when AQI is Unhealthy (150-300)

Severe symptoms including intense wheezing, severe shortness of breath, significant chest tightness, and persistent coughing that may disrupt daily activities.

Do's :

  • Avoid going outside and keep windows closed to reduce exposure to pollutants.

  • Take prescribed medications as directed by your healthcare provider.

  • Maintain clean indoor air with air purifiers, especially in bedrooms and living areas.

Don'ts :

  • Smoke or expose yourself to secondhand smoke.

  • Engage in physical exertion outdoors.

Most Polluted Cities 2025

India

Analyze the real-time most air polluted cities in the country.

Chennai's AQI Data Analytics Solutions

Air quality data monitoring platforms

Mobile AppMobile App
Smart TV AppSmart TV App
Web DashboardWeb Dashboard
APIAPI
WidgetsWidgets
aqi air quality app for Chennai
Mobile App

Empower Your Decisions with Reliable Data

Your area’s real-time data with detailed parameters.

Your area’s real-time data with detailed parameters.


Personalized health advice as per current AQI.

Personalized health advice as per current AQI.


Analytical data to identify trends and conditions.

Analytical data to identify trends and conditions.


Connect and control your air quality devices.

Connect and control your air quality devices.


Air Quality FAQs

at Chennai

Frequently Asked Questions About Air Quality

What is the current AQI level in Chennai?

The current real-time AQI level in Chennai is 156 (Unhealthy). This was last updated 2025-02-09 11:59:18 PM.

When was the best AQI level in Chennai in the last 24 hours?

The best AQI level was 108 (Poor) at 1:13 PM during the last 24 hours.

When was the worst AQI level in Chennai in the last 24 hours?

The worst AQI level was 164 (Unhealthy) at 8:13 AM during the last 24 hours.

What is the current trend of AQI levels in Chennai during last 24 hours?

The AQI levels in Chennai have been fluctuating throughout the last 24 hours. The levels have increased by highest 164 at 8:13 AM, lowest 108 at 1:13 PM.

What actions are recommended as per the current AQI level in Chennai?

Current AQI levels are unhealthy for everyone. It's advised to limit outdoor activities and consider using air purifiers indoors.