Ratlam vs Tālcher
Side-by-side air quality comparison between Ratlam 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 | Ratlam | Tālcher |
|---|---|---|
| PM2.5(µg/m³) | 31.00 | 65.90 |
| PM10(µg/m³) | 47.60 | 72.20 |
| NO₂(µg/m³) | 8.60 | 25.60 |
| SO₂(µg/m³) | 15.80 | 5.80 |
| O₃(µg/m³) | 55.00 | 19.00 |
| CO(µg/m³) | 205.00 | 508.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Ratlam averaged an AQI of 113 while Tālcher averaged 127 — a 14-point (12%) gap, with Tālcher the more polluted and Ratlam the cleaner of the two. On 1257 days when both cities reported, Ratlam was cleaner on 771 of them; the average daily gap was 52 AQI points.
Seasonality & days
Ratlam peaks in November, while Tālcher peaks in December. Ratlam logged 0% Severe days and 46.4% Good-or-Satisfactory days; Tālcher was 0.2% Severe and 43.1% Good-or-Satisfactory. Longest clean-air streaks: Ratlam 59 days, Tālcher 44 days.
Year-over-year progress
Ratlam has improved by 19 AQI points (14.4%) from 2018 to 2024; Tālcher has improved by 63 AQI points (33.2%) over the same window. The worst recorded day for Ratlam reached AQI 302 at Shasthri Nagar Ratlam (Lab) on 2020-11-11; Tālcher hit AQI 414 at Talcher (OSPCB) on 2018-11-27.
Station-level disparity
Ratlam spans 1 CPCB stations with a 0-point spread (min 103, max 103); Tālcher spans 1 stations with a 0-point spread (min 132, max 132).
Verdict
🏆 Ratlam has better air quality with an AQI of 53 compared to Tālcher's 120. That's a significant difference of 67 points.