Panchkula vs Siliguri
Side-by-side air quality comparison between Panchkula and Siliguri.
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 | Panchkula | Siliguri |
|---|---|---|
| PM2.5(µg/m³) | 50.90 | 82.20 |
| PM10(µg/m³) | 66.80 | 105.70 |
| NO₂(µg/m³) | 44.60 | 15.40 |
| SO₂(µg/m³) | 8.10 | 6.50 |
| O₃(µg/m³) | 11.00 | 95.00 |
| CO(µg/m³) | 714.00 | 539.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2022, Panchkula averaged an AQI of 117 while Siliguri averaged 81 — a 36-point (44%) gap, with Panchkula the more polluted and Siliguri the cleaner of the two. On 1436 days when both cities reported, Siliguri was cleaner on 715 of them; the average daily gap was 61 AQI points.
Seasonality & days
Panchkula peaks in December, while Siliguri peaks in February. Panchkula logged 0.1% Severe days and 61.9% Good-or-Satisfactory days; Siliguri was 0.1% Severe and 61.8% Good-or-Satisfactory. Longest clean-air streaks: Panchkula 60 days, Siliguri 180 days.
Year-over-year progress
Panchkula has improved by 74 AQI points (38.7%) from 2017 to 2022; Siliguri has improved by 39 AQI points (32.5%) over the same window. The worst recorded day for Panchkula reached AQI 474 at Sector-6 Panchkula () on 2018-06-15; Siliguri hit AQI 415 at Ward-32 Bapupara (WBPCB) on 2018-02-08.
Station-level disparity
Panchkula spans 1 CPCB stations with a 0-point spread (min 102, max 102); Siliguri spans 1 stations with a 0-point spread (min 107, max 107).
Verdict
🏆 Panchkula has better air quality with an AQI of 85 compared to Siliguri's 174. That's a significant difference of 89 points.