Gwalior vs Karnal
Side-by-side air quality comparison between Gwalior and Karnal.
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 | Gwalior | Karnal |
|---|---|---|
| PM2.5(µg/m³) | 39.10 | 107.60 |
| PM10(µg/m³) | 89.40 | 257.00 |
| NO₂(µg/m³) | 12.30 | 51.00 |
| SO₂(µg/m³) | 6.20 | 13.40 |
| O₃(µg/m³) | 61.00 | 17.00 |
| CO(µg/m³) | 248.00 | 1055.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Gwalior averaged an AQI of 136 while Karnal averaged 102 — a 34-point (33%) gap, with Gwalior the more polluted and Karnal the cleaner of the two. On 1279 days when both cities reported, Karnal was cleaner on 896 of them; the average daily gap was 57 AQI points.
Seasonality & days
Both cities see their worst air in November on average. Gwalior logged 0.4% Severe days and 31.5% Good-or-Satisfactory days; Karnal was 0.1% Severe and 46.2% Good-or-Satisfactory. Longest clean-air streaks: Gwalior 47 days, Karnal 53 days.
Year-over-year progress
Gwalior has improved by 12 AQI points (8.1%) from 2020 to 2024; Karnal has improved by 71 AQI points (41%) over the same window. The worst recorded day for Gwalior reached AQI 450 at City Center (MPPCB) on 2021-11-09; Karnal hit AQI 456 at Sector-12 (HSPCB) on 2019-11-03.
Station-level disparity
Gwalior spans 4 CPCB stations with a 53-point spread (min 112, max 165); Karnal spans 1 stations with a 0-point spread (min 128, max 128).
Verdict
🏆 Gwalior has better air quality with an AQI of 90 compared to Karnal's 259. That's a significant difference of 169 points.