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AQI Near GC Block, Kolkata

Serving GC Block, North 24 Parganas (700097) · Live AQI

Last updated: April 16, 2026, 2 a.m.

Current AQI is 81 (Satisfactory).

Last 24 hours: low 6 · high 81

This station covers AQI for GC Block (700097) in Kolkata.

AQI Index
81
Satisfactory
24h low
6
24h high
81
30-day avg
61.2
Good Satisfactory Moderate Poor Very Poor Severe
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Areas Covered Near This Station

Air quality readings here represent nearby areas around GC Block in Kolkata.

Nearby locality: GC Block · District: North 24 Parganas · Pincode: 700097

Administrative Training Institute, 1st A Cross Road, GC Block, Sector III, Bidhannagar, Kolkata Metropolitan Area, Bidhannagar, North 24 Parganas, West Bengal, 700097, India

Pollutant Breakdown

PM2.5
47.0
Satisfactory
PM10
81.0
Satisfactory
NO₂
16.0
Good
CO
34.0
Severe
O₃
22.0
Good
SO₂
6.0
Good

AQI Trends (Last 30 Days)

Based on station history. Latest history update: 16 Apr 2026, 2 AM.

30-day avg
61.2
Category
Satisfactory
Best day
34.3 (16 Apr)
Worst day
95.3 (05 Apr)
51.5
40.2
40.3
36.7
45.7
47.3
74.0
46.0
66.7
62.3
66.3
64.7
52.0
70.0
60.0
55.0
70.0
43.0
60.7
95.3
67.6
62.8
53.6
52.5
59.1
73.0
65.0
74.3
59.1
61.8
34.3
17 Mar
18 Mar
19 Mar
20 Mar
21 Mar
22 Mar
23 Mar
24 Mar
25 Mar
26 Mar
27 Mar
28 Mar
29 Mar
30 Mar
31 Mar
01 Apr
02 Apr
03 Apr
04 Apr
05 Apr
06 Apr
07 Apr
08 Apr
09 Apr
10 Apr
11 Apr
12 Apr
13 Apr
14 Apr
15 Apr
16 Apr

Category split: 23 Satisfactory, 8 Good

Good (≤50) Satisfactory (51–100) Moderate (101–200) Poor (201–300)

Nearby Stations

Rabindra Bharati University, Kolkata - WBPCB
73
Ballygunge, Kolkata - WBPCB
63
Fort William, Kolkata - WBPCB
45
Victoria, Kolkata - WBPCB
69
Rabindra Sarobar, Kolkata - WBPCB
51
Jadavpur, Kolkata - WBPCB
62

Top Polluted Stations in Kolkata

Rabindra Bharati University, Kolkata - WBPCB
73
Victoria, Kolkata - WBPCB
69
Ballygunge, Kolkata - WBPCB
63
Jadavpur, Kolkata - WBPCB
62
Rabindra Sarobar, Kolkata - WBPCB
51

Top Polluted Cities (Latest)

Greater Noida
292
Ghaziabad
280
Charkhi Dadri
266
Modinagar
265
Manesar
255
Baghpat
234
Bileipada
227
Bulandshahr
220
Bhiwadi
219
Hapur
212
FAQs About Bidhannagar, Kolkata - WBPCB Air Quality

The AQI at Bidhannagar, Kolkata - WBPCB is 81, classified as Satisfactory. Acceptable, but people with respiratory conditions should still be cautious.

PM2.5 at this station is 47.0, classified as Satisfactory. Fine particles like these can enter your lungs and bloodstream, especially dangerous for people with asthma or heart issues. Avoid outdoor exercise if levels exceed 60 µg/m³.

PM10 is currently 81.0 at Bidhannagar, Kolkata - WBPCB, labeled Satisfactory. This indicates presence of coarse dust and pollen. If you're sensitive to dust or allergens, consider wearing a mask or avoiding dusty areas.

Carbon Monoxide is measured at 34.0 mg/m³ here. While safe under 1 mg/m³, higher levels can reduce oxygen delivery to organs. Vulnerable groups should avoid enclosed, polluted spaces.

O₃ level is 22.0. While ozone protects us high in the atmosphere, ground-level ozone is harmful, especially during hot afternoons. It can trigger coughing and lung discomfort.

Nitrogen Dioxide is 16.0 µg/m³ – a marker of traffic pollution. If you're in a high-traffic area or sensitive to respiratory irritants, it's wise to avoid peak rush hours outdoors.

Data was last refreshed at April 16, 2026, 2 a.m.. Some stations update hourly; others may lag. Always check timestamp before taking action.
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📊 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.