Katni vs Tālcher
Side-by-side air quality comparison between Katni and Tālcher.
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 | Katni | Tālcher |
|---|---|---|
| PM2.5(µg/m³) | 30.30 | 66.60 |
| PM10(µg/m³) | 46.10 | 72.90 |
| NO₂(µg/m³) | 9.10 | 20.10 |
| SO₂(µg/m³) | 5.30 | 10.00 |
| O₃(µg/m³) | 76.00 | 60.00 |
| CO(µg/m³) | 191.00 | 471.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Katni averaged an AQI of 105 while Tālcher averaged 127 — a 22-point (21%) gap, with Tālcher the more polluted and Katni the cleaner of the two. On 1220 days when both cities reported, Tālcher was cleaner on 808 of them; the average daily gap was 63 AQI points.
Seasonality & days
Katni peaks in November, while Tālcher peaks in December. Katni logged 0% Severe days and 39.3% Good-or-Satisfactory days; Tālcher was 0.2% Severe and 43.1% Good-or-Satisfactory. Longest clean-air streaks: Katni 62 days, Tālcher 44 days.
Year-over-year progress
Katni has improved by 93 AQI points (47%) from 2019 to 2024; Tālcher has improved by 63 AQI points (33.2%) over the same window. The worst recorded day for Katni reached AQI 350 at Gole Bazar (MPPCB) on 2019-11-01; Tālcher hit AQI 414 at Talcher (OSPCB) on 2018-11-27.
Station-level disparity
Katni spans 1 CPCB stations with a 0-point spread (min 137, max 137); Tālcher spans 1 stations with a 0-point spread (min 132, max 132).
Verdict
🏆 Katni has better air quality with an AQI of 51 compared to Tālcher's 123. That's a significant difference of 72 points.