Ajmer vs Katni
Side-by-side air quality comparison between Ajmer 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 | Ajmer | Katni |
|---|---|---|
| PM2.5(µg/m³) | 19.40 | 31.80 |
| PM10(µg/m³) | 41.90 | 51.90 |
| NO₂(µg/m³) | 4.60 | 19.50 |
| SO₂(µg/m³) | 4.30 | 5.50 |
| O₃(µg/m³) | 57.00 | 47.00 |
| CO(µg/m³) | 155.00 | 201.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2022, Ajmer averaged an AQI of 112 while Katni averaged 105 — a 7-point (7%) gap, with Ajmer the more polluted and Katni the cleaner of the two. On 1122 days when both cities reported, Ajmer was cleaner on 831 of them; the average daily gap was 67 AQI points.
Seasonality & days
Both cities see their worst air in November on average. Ajmer logged 0% Severe days and 54.300000000000004% Good-or-Satisfactory days; Katni was 0% Severe and 39.3% Good-or-Satisfactory. Longest clean-air streaks: Ajmer 94 days, Katni 62 days.
Year-over-year progress
Ajmer has improved by 22 AQI points (16.4%) from 2017 to 2022; Katni has improved by 93 AQI points (47%) over the same window. The worst recorded day for Ajmer reached AQI 357 at Civil Lines (RSPCB) on 2021-03-31; Katni hit AQI 350 at Gole Bazar (MPPCB) on 2019-11-01.
Station-level disparity
Ajmer spans 1 CPCB stations with a 0-point spread (min 102, max 102); Katni spans 1 stations with a 0-point spread (min 137, max 137).
Verdict
🏆 Ajmer has better air quality with an AQI of 42 compared to Katni's 54.