Guwahati vs Khanna
Side-by-side air quality comparison between Guwahati and Khanna.
Live AQI from Open-Meteo CAMS (~45 km global model, updated hourly). Multi-year history from CPCB station data via aqinow.co pipeline (2016–2024, station-level daily records).
AQI Comparison
Pollutant-level comparison (PM2.5, PM10, O3, NO2, SO2, CO)▾
| Pollutant | Guwahati | Khanna |
|---|---|---|
| PM2.5(µg/m³) | 33.80 | 69.40 |
| PM10(µg/m³) | 37.10 | 98.50 |
| NO₂(µg/m³) | 6.60 | 37.80 |
| SO₂(µg/m³) | 4.00 | 14.60 |
| O₃(µg/m³) | 81.00 | 37.00 |
| CO(µg/m³) | 397.00 | 797.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Guwahati averaged an AQI of 123 while Khanna averaged 102 — a 21-point (21%) gap, with Guwahati the more polluted and Khanna the cleaner of the two. On 707 days when both cities reported, Khanna was cleaner on 515 of them; the average daily gap was 83 AQI points.
Seasonality & days
Guwahati peaks in January, while Khanna peaks in November. Guwahati logged 0.1% Severe days and 44.9% Good-or-Satisfactory days; Khanna was 0% Severe and 61.599999999999994% Good-or-Satisfactory. Longest clean-air streaks: Guwahati 105 days, Khanna 60 days.
Year-over-year progress
Guwahati has worsened by 14 AQI points (12.8%) from 2019 to 2024; Khanna has worsened by 4 AQI points (4.1%) over the same window. The worst recorded day for Guwahati reached AQI 420 at Railway Colony (PCBA) on 2023-01-15; Khanna hit AQI 297 at Kalal Majra (PPCB) on 2023-11-09.
Station-level disparity
Guwahati spans 4 CPCB stations with a 26-point spread (min 118, max 144); Khanna spans 1 stations with a 0-point spread (min 100, max 100).
Verdict
🏆 Guwahati has better air quality with an AQI of 57 compared to Khanna's 132. That's a significant difference of 75 points.