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AQI Near Railway Colony, Guwahati

Serving Railway Colony, Kamrup Metropolitan (781015) · Live AQI

Last updated: April 16, 2026, 5 p.m.

Current AQI is 45 (Good).

Last 24 hours: low 1 · high 68

This station covers AQI for Railway Colony (781015) in Guwahati.

AQI Index
45
Good
24h low
1
24h high
68
30-day avg
49.8
Good Satisfactory Moderate Poor Very Poor Severe
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Areas Covered Near This Station

Air quality readings here represent nearby areas around Railway Colony in Guwahati.

Nearby locality: Railway Colony · District: Kamrup Metropolitan · Pincode: 781015

Railway Colony, Guwahati, Kamrup Metropolitan, Assam, 781015, India

Pollutant Breakdown

PM2.5
45.0
Satisfactory
PM10
36.0
Good
NO₂
3.0
Good
O₃
1.0
Good
SO₂
2.0
Good

AQI Trends (Last 30 Days)

Based on station history. Latest history update: 16 Apr 2026, 5 PM.

30-day avg
49.8
Category
Good
Best day
11.7 (23 Mar)
Worst day
150.3 (03 Apr)
87.8
44.0
35.3
42.0
34.7
11.7
63.5
44.3
47.3
139.7
53.3
35.0
15.7
41.7
113.3
61.0
150.3
15.3
57.7
52.7
117.2
45.7
36.8
24.2
30.8
47.4
40.8
36.2
42.3
28.8
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: 6 Satisfactory, 20 Good, 4 Moderate

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

Nearby Stations

Pan Bazaar, Guwahati - PCBA
0
IITG, Guwahati - PCBA
18
LGBI Airport, Guwahati - PCBA
28

Top Polluted Stations in Guwahati

LGBI Airport, Guwahati - PCBA
28
IITG, Guwahati - PCBA
18
Pan Bazaar, Guwahati - PCBA
0

Top Polluted Cities (Latest)

Greater Noida
313
Ghaziabad
308
Singrauli
288
Charkhi Dadri
249
Baghpat
248
Noida
242
Hapur
233
Manesar
228
Delhi
220
Bulandshahr
213
FAQs About Railway Colony, Guwahati - PCBA Air Quality

The AQI at Railway Colony, Guwahati - PCBA is 45, classified as Good. Air quality is healthy and safe for all.

PM2.5 at this station is 45.0, 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 36.0 at Railway Colony, Guwahati - PCBA, labeled Good. This indicates presence of coarse dust and pollen. If you're sensitive to dust or allergens, consider wearing a mask or avoiding dusty areas.

O₃ level is 1.0. 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 3.0 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, 5 p.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.