Asansol vs Khanna
Side-by-side air quality comparison between Asansol 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 | Asansol | Khanna |
|---|---|---|
| PM2.5(µg/m³) | 89.60 | 69.40 |
| PM10(µg/m³) | 95.50 | 98.50 |
| NO₂(µg/m³) | 48.70 | 37.80 |
| SO₂(µg/m³) | 82.10 | 14.60 |
| O₃(µg/m³) | 39.00 | 37.00 |
| CO(µg/m³) | 708.00 | 797.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Asansol averaged an AQI of 145 while Khanna averaged 102 — a 43-point (42%) gap, with Asansol the more polluted and Khanna the cleaner of the two. On 357 days when both cities reported, Khanna was cleaner on 284 of them; the average daily gap was 80 AQI points.
Seasonality & days
Asansol peaks in December, while Khanna peaks in November. Asansol logged 0% Severe days and 43.3% Good-or-Satisfactory days; Khanna was 0% Severe and 61.599999999999994% Good-or-Satisfactory. Longest clean-air streaks: Asansol 44 days, Khanna 60 days.
Year-over-year progress
Asansol has worsened by 12 AQI points (9%) from 2018 to 2024; Khanna has worsened by 4 AQI points (4.1%) over the same window. The worst recorded day for Asansol reached AQI 394 at Court Area (WBPCB) on 2022-12-13; Khanna hit AQI 297 at Kalal Majra (PPCB) on 2023-11-09.
Station-level disparity
Asansol spans 4 CPCB stations with a 40-point spread (min 123, max 163); Khanna spans 1 stations with a 0-point spread (min 100, max 100).
Verdict
🏆 Khanna has better air quality with an AQI of 132 compared to Asansol's 199. That's a significant difference of 67 points.