Gwalior vs Katni
Side-by-side air quality comparison between Gwalior and Katni.
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 | Katni |
|---|---|---|
| PM2.5(µg/m³) | 40.50 | 31.50 |
| PM10(µg/m³) | 97.80 | 50.80 |
| NO₂(µg/m³) | 14.40 | 13.40 |
| SO₂(µg/m³) | 5.70 | 5.60 |
| O₃(µg/m³) | 50.00 | 61.00 |
| CO(µg/m³) | 249.00 | 193.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Gwalior averaged an AQI of 136 while Katni averaged 105 — a 31-point (30%) gap, with Gwalior the more polluted and Katni the cleaner of the two. On 1358 days when both cities reported, Katni was cleaner on 833 of them; the average daily gap was 48 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; Katni was 0% Severe and 39.3% Good-or-Satisfactory. Longest clean-air streaks: Gwalior 47 days, Katni 62 days.
Year-over-year progress
Gwalior has improved by 12 AQI points (8.1%) from 2020 to 2024; Katni has improved by 93 AQI points (47%) over the same window. The worst recorded day for Gwalior reached AQI 450 at City Center (MPPCB) on 2021-11-09; Katni hit AQI 350 at Gole Bazar (MPPCB) on 2019-11-01.
Station-level disparity
Gwalior spans 4 CPCB stations with a 53-point spread (min 112, max 165); Katni spans 1 stations with a 0-point spread (min 137, max 137).
Verdict
🏆 Katni has better air quality with an AQI of 53 compared to Gwalior's 98.