Kolhapur vs Silchar
Side-by-side air quality comparison between Kolhapur 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 | Kolhapur | Silchar |
|---|---|---|
| PM2.5(µg/m³) | 12.60 | 53.70 |
| PM10(µg/m³) | 22.60 | 64.50 |
| NO₂(µg/m³) | 8.30 | 14.10 |
| SO₂(µg/m³) | 3.10 | 7.40 |
| O₃(µg/m³) | 32.00 | 94.00 |
| CO(µg/m³) | 117.00 | 289.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Kolhapur averaged an AQI of 100 while Silchar averaged 52 — a 48-point (92%) gap, with Kolhapur the more polluted and Silchar the cleaner of the two. On 350 days when both cities reported, Silchar was cleaner on 295 of them; the average daily gap was 65 AQI points.
Seasonality & days
Kolhapur peaks in November, while Silchar peaks in February. Kolhapur logged 0% Severe days and 46.400000000000006% Good-or-Satisfactory days; Silchar was 0% Severe and 100% Good-or-Satisfactory. Longest clean-air streaks: Kolhapur 81 days, Silchar 87 days.
Year-over-year progress
The worst recorded day for Kolhapur reached AQI 321 at Shivaji University (MPCB) on 2024-11-12; Silchar hit AQI 89 at Tarapur (PCBA) on 2023-04-29.
Station-level disparity
Kolhapur spans 2 CPCB stations with a 19-point spread (min 90, max 109); Silchar spans 1 stations with a 0-point spread (min 47, max 47).
Verdict
🏆 Kolhapur has better air quality with an AQI of 23 compared to Silchar's 90. That's a significant difference of 67 points.