Chapra vs Khanna
Side-by-side air quality comparison between Chapra 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 | Chapra | Khanna |
|---|---|---|
| PM2.5(µg/m³) | 102.90 | 57.60 |
| PM10(µg/m³) | 117.10 | 86.80 |
| NO₂(µg/m³) | 42.70 | 25.80 |
| SO₂(µg/m³) | 15.30 | 15.90 |
| O₃(µg/m³) | 46.00 | 75.00 |
| CO(µg/m³) | 805.00 | 753.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Chapra averaged an AQI of 149 while Khanna averaged 102 — a 47-point (46%) gap, with Chapra the more polluted and Khanna the cleaner of the two. On 599 days when both cities reported, Khanna was cleaner on 446 of them; the average daily gap was 99 AQI points.
Seasonality & days
Chapra peaks in January, while Khanna peaks in November. Chapra logged 2.4% Severe days and 26.8% Good-or-Satisfactory days; Khanna was 0% Severe and 61.599999999999994% Good-or-Satisfactory. Longest clean-air streaks: Chapra 14 days, Khanna 60 days.
Year-over-year progress
Chapra has improved by 181 AQI points (54.8%) from 2021 to 2024; Khanna has worsened by 4 AQI points (4.1%) over the same window. The worst recorded day for Chapra reached AQI 452 at Darshan Nagar (BSPCB) on 2022-12-20; Khanna hit AQI 297 at Kalal Majra (PPCB) on 2023-11-09.
Station-level disparity
Chapra spans 1 CPCB stations with a 0-point spread (min 195, max 195); Khanna spans 1 stations with a 0-point spread (min 100, max 100).
Verdict
🏆 Khanna has better air quality with an AQI of 96 compared to Chapra's 244. That's a significant difference of 148 points.