Siliguri vs Tālcher
Side-by-side air quality comparison between Siliguri 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 | Siliguri | Tālcher |
|---|---|---|
| PM2.5(µg/m³) | 77.80 | 66.60 |
| PM10(µg/m³) | 98.30 | 72.90 |
| NO₂(µg/m³) | 11.30 | 20.10 |
| SO₂(µg/m³) | 6.80 | 10.00 |
| O₃(µg/m³) | 115.00 | 60.00 |
| CO(µg/m³) | 523.00 | 471.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Siliguri averaged an AQI of 81 while Tālcher averaged 127 — a 46-point (57%) gap, with Tālcher the more polluted and Siliguri the cleaner of the two. On 1172 days when both cities reported, Siliguri was cleaner on 779 of them; the average daily gap was 60 AQI points.
Seasonality & days
Siliguri peaks in February, while Tālcher peaks in December. Siliguri logged 0.1% Severe days and 61.8% Good-or-Satisfactory days; Tālcher was 0.2% Severe and 43.1% Good-or-Satisfactory. Longest clean-air streaks: Siliguri 180 days, Tālcher 44 days.
Year-over-year progress
Siliguri has improved by 39 AQI points (32.5%) from 2018 to 2024; Tālcher has improved by 63 AQI points (33.2%) over the same window. The worst recorded day for Siliguri reached AQI 415 at Ward-32 Bapupara (WBPCB) on 2018-02-08; Tālcher hit AQI 414 at Talcher (OSPCB) on 2018-11-27.
Station-level disparity
Siliguri spans 1 CPCB stations with a 0-point spread (min 107, max 107); Tālcher spans 1 stations with a 0-point spread (min 132, max 132).
Verdict
🏆 Tālcher has better air quality with an AQI of 123 compared to Siliguri's 160.