Pune vs Silchar
Side-by-side air quality comparison between Pune and Silchar.
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 | Pune | Silchar |
|---|---|---|
| PM2.5(µg/m³) | 16.30 | 35.20 |
| PM10(µg/m³) | 35.50 | 45.10 |
| NO₂(µg/m³) | 10.00 | 10.60 |
| SO₂(µg/m³) | 9.20 | 6.70 |
| O₃(µg/m³) | 36.00 | 100.00 |
| CO(µg/m³) | 152.00 | 270.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Pune averaged an AQI of 97 while Silchar averaged 52 — a 45-point (87%) gap, with Pune the more polluted and Silchar the cleaner of the two. On 352 days when both cities reported, Silchar was cleaner on 346 of them; the average daily gap was 99 AQI points.
Seasonality & days
Pune peaks in November, while Silchar peaks in February. Pune logged 0.1% Severe days and 44.8% Good-or-Satisfactory days; Silchar was 0% Severe and 100% Good-or-Satisfactory. Longest clean-air streaks: Pune 92 days, Silchar 87 days.
Year-over-year progress
Pune has improved by 7 AQI points (6.7%) from 2017 to 2024; Silchar has worsened by 11 AQI points (26.8%) over the same window. The worst recorded day for Pune reached AQI 435 at Alandi (IITM) on 2024-01-29; Silchar hit AQI 89 at Tarapur (PCBA) on 2023-04-29.
Station-level disparity
Pune spans 12 CPCB stations with a 54-point spread (min 68, max 122); Silchar spans 1 stations with a 0-point spread (min 47, max 47).
Verdict
🏆 Pune has better air quality with an AQI of 36 compared to Silchar's 59.