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Kolkata Air Quality Index (AQI) | Air Pollution

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

Last Updated: 2026-07-16 03:41:01 (Local Time)

Live AQI

58AQI (US)

Air Quality is

Moderate

PM2.5 : 14 µg/m³

pm10 : 41 µg/m³

Good

050

Moderate

100

Poor

150

Unhealthy

200

Severe

300

Hazardous

301+

26 °C

Last Updated: 2026-07-16 03:41:01 (Local Time)

Rank653^rd

Currently, Kolkata ranks 653^rd among the cities with the highest AQI levels in the world.

Map

Kolkata

Major Air Pollutants
Kolkata

Particulate Matter(PM₂.₅)

14µg/m³

Particulate Matter(PM₁₀)

41µg/m³

Carbon Monoxide(CO)

60ppb

Sulfur Dioxide(SO₂)

2ppb

Nitrogen Dioxide(NO₂)

25ppb

Ozone(O₃)

42ppb

AQI Graph

Historical Air Quality Data
Kolkata

24 Hours

AQI (US)

Kolkata

AQI (US)

15-07-2026Time16-07-2026

Time	Kolkata
4:01am	103
4:31am	98
5:01am	91
5:31am	89
6:01am	89
6:31am	84
7:01am	83
7:31am	78
8:01am	78
8:31am	79
9:01am	76
9:31am	79
10:01am	84
10:31am	81
11:01am	77
11:31am	70
12:01pm	75
12:31pm	69
1:01pm	70
1:31pm	74
2:01pm	76
2:31pm	78
3:01pm	75
3:31pm	68
4:01pm	68
4:31pm	65
5:01pm	62
5:31pm	63
6:01pm	57
6:31pm	58
7:01pm	59
7:31pm	72
8:01pm	66
8:31pm	70
9:01pm	68
9:31pm	67
10:01pm	70
10:31pm	74
11:01pm	77
11:31pm	73
12:01am	61
12:31am	56
1:01am	55
1:31am	56
2:01am	59
2:31am	60
3:01am	58
3:31am	58

Min. AQI (US)1:01am

103

Max. AQI (US)4:01am

Want air quality data?

AQI (US) Trends - Annual Air Quality Changes
Kolkata, West Bengal, India

AQI (US)

Kolkata's Locations
Real-time Air Pollution Level

locations

Status

AQI (US)

PM₂.₅(µg/m³)

PM₁₀(µg/m³)

Temp.(°C)

Humi.(%)

Bagan Bari

Moderate

40.95

100

Ballygunge

Moderate

100

Beniapukur

Moderate

42.41

100

Bidhannagar

Moderate

100

Chetla

Moderate

100

Cossipore

Moderate

100

Dhakuria

Moderate

100

Ee Block

Moderate

40.71

100

Elgin

Moderate

100

Fort William

Moderate

100

Government Colony

Moderate

42.79

100

Harish Nagar

Moderate

37.24

100

Hastings

Moderate

100

Kaikhali

Moderate

40.52

100

Kamardanga

Moderate

100

Kamarhati

Moderate

100

Kankurgachi

Good

42.79

100

Kulia

Moderate

100

Lake Terrace

Moderate

100

Lebutala

Moderate

46.24

100

Madhyamgram

Moderate

100

Manicktala

Moderate

44.6

100

Paikpara First Row

Moderate

40.1

100

Paschim Putiary

Moderate

40.58

100

Samarpally

Moderate

100

South City Complex

Moderate

37.48

100

South Sinthee

Moderate

37.13

100

Sukchar

Moderate

41.32

100

Survey Park

Moderate

40.88

100

Survey Park Station 2

Moderate

40.96

100

Taltala

Moderate

100

Tangra

Moderate

100

Uttarmath

Moderate

39.85

100

India's Metro Cities
Air Quality Index

Ahmedabad

Bangalore

Chennai

Hyderabad

Kolkata

Mumbai

New Delhi

100

Pune

Air Quality Calendar 2026
Kolkata

2026

AQI (US)

Health Advice For People Living In
Kolkata

1Cigarettes per day

Weekly 7 Cigarettes

Monthly 30 Cigarettes

Breathing the air in this location is as harmful as smoking 1 cigarettes a day.

Source:

Berkeley Earth

Disclaimer: This cigarette-equivalent estimate is based on the average PM2.5 concentration over the last 24 hours, assuming continuous exposure during that time.

Solutions for Current AQI (US)

Air PurifierTurn On

Car FilterMust

N95 MaskMust

Stay IndoorMust

Prevent Health Problems: Understand Your Risks

Kolkata

Asthma

Heart Issues

Allergies

Sinus

Cold/Flu

Chronic (COPD)

Disclaimer: The above health risks are precautionary suggestions based on current AQI levels. You may not feel the effects immediately, but prolonged exposure to air pollution can contribute to these health conditions over time. AQI.IN is neither a medical expert nor a provider of medical advice. Please consult a doctor if you experience any of the above similar symptoms.

Most Polluted Cities 2026
India

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

Most Polluted Cities Live Ranking 2026

World's Most PollutedCity Rankings (2025)

World's Most PollutedCountry Rankings(2025)

RankCityAQI Status

Standard Value

Saharanpur, Uttar Pradesh

Poor

4xabove Standard

Jaunpur, Uttar Pradesh

Poor

3xabove Standard

Moradabad, Uttar Pradesh

Poor

3xabove Standard

Chandigarh, Chandigarh

Poor

4xabove Standard

Ambala, Haryana

Poor

3xabove Standard

Rudrapur, Uttarakhand

Poor

3xabove Standard

Shahjahanpur, Uttar Pradesh

Poor

3xabove Standard

Muzaffarnagar, Uttar Pradesh

Poor

3xabove Standard

Jalandhar, Punjab

Poor

3xabove Standard

10.

Greater Noida, Uttar Pradesh

Poor

2xabove Standard

Last Updated: 15 Jul 2026, 10:25 PM

AQI City Rankings

Air Quality Solutions For Kolkata
Explore the solutions of air quality monitoring & clean air.

Here are some applications that you can go through to find out the solutions.

Air Quality Monitor

Monitor the air quality

Air Quality Sensors

Sensors to measure the air quality

Fresh Air Machine

Clean the air you breathe

Car Cabin Filter

Purify the air in your car

N95 Mask

Shield yourself from pollution

Prana Air offers the solutions of air quality monitoring and clean air machine for Kolkata

Air Quality Solution For Offices

A complete solution for air quality monitoring, data analysis, and fresh air solutions in workplaces prioritizing employee's health and productivity.

Air Quality Solutions For Smart City

Prana Air smart city project provides air quality monitors, drones, outdoor air purifiers, and data dashboards solution to improve air quality.

Air Quality Solutions for Schools | Institutes

Prana Air provides the air quality solutions for schools by air monitoring & fresh air machine that help the students to breather clean air.

Air Quality Solutions For Hotels

Prana Air air quality solutions are suited for hotel businesses. The occupancy of hotels is the main reasons for bad air quality.

Air Quality Solutions for Restaurants

Prana Air has the air quality solutions for restaurant, cafes, and gives you the power to know what your customers and staff breathe.

Air Quality Solutions for RMC Plants

Prana Air provides air quality monitoring solutions for RMC plants. Improve compliance, protect workers and community, and reduce emissions.

Air Quality Solutions for Fitness Center

Prana Air provides the air quality solutions of pollution monitoring and fresh air for fitness center - gym.

Air Quality Solutions for Parking Lot

A complete solution for air monitoring, data analysis, and fresh air solutions for enclosed car parking areas and car lots.

Air Quality Solutions for Retail Stores

Prana Air provides air quality solutions of pollution monitoring and fresh air for retail stores and shopping outlets.

Prana Air provides air quality solutions of pollution monitoring and fresh air for retail stores and shopping outlets

Prana Air provides the air quality solutions for airport. Gathering of many passengers is the main reasons of bad air quality in airport.

Air Quality Solutions For Construction Sites

Prana Air offers air quality monitoring solutions for construction sites with data cloud storage, web-dashboard, mobile apps, TV display.

Air Quality Solutions For Hospitals

Prana Air provides air quality monitoring and fresh air solutions for hospitals to ensure clean and healthy indoor air.

Air Quality Solutions For Washroom | Bathroom

Improve washroom and bathroom air quality with Prana Air air quality monitoring devices and fresh air machine. Breathe easy and stay healthy.

Air Quality Solutions for Banks

Prana Air provides air quality solutions of pollution monitoring and fresh air for banks and financial institutions.

Air Quality Solutions for Cinema

Air quality solutions for cinema halls or theatres will help the customers to get the good experience, comfort and breathe clean air.

Air Quality Solutions For Real Estates

Prana Air provides the air quality solutions of pollution monitoring and fresh air for real estates - residential and commercial.

Kolkata's AQI Data Analytics Solutions
Air quality data monitoring platforms

Mobile App

Smart TV App

Web Dashboard

API

Widgets

Air Quality FAQs
at Kolkata

Frequently Asked Questions About Air Quality

1. What is the current AQI (US) level in Kolkata?

The current real-time AQI (US) level in Kolkata is 58 (Moderate) due to recent rainfall by 0.07mm/hr. This was last updated 2026-07-16 03:41:01 (Local Time).

2. When was the best AQI (US) level in Kolkata in the last 24 hours?

The best AQI (US) level was 55 (Moderate) at 1:01 AM, Jul 16, 2026 (Local Time) during the last 24 hours.

3. When was the worst AQI (US) level in Kolkata in the last 24 hours?

The worst AQI (US) level was 103 (Poor) at 4:01 AM (Local Time) during the last 24 hours.

4. What is the current trend of AQI (US) levels in Kolkata during last 24 hours?

The AQI (US) levels in Kolkata have been fluctuating throughout the last 24 hours. The levels have increased by highest 103 at 4:01 AM (Local Time), lowest 55 at 1:01 AM, Jul 16, 2026 (Local Time).

5. What actions are recommended as per the current AQI (US) level in Kolkata?

Current AQI (US) levels are acceptable; however, some pollutants may be a concern for a small number of sensitive individuals.