Dehradun vs Kolhapur
Side-by-side air quality comparison between Dehradun and Kolhapur.
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 | Dehradun | Kolhapur |
|---|---|---|
| PM2.5(µg/m³) | 14.40 | 13.60 |
| PM10(µg/m³) | 14.60 | 24.30 |
| NO₂(µg/m³) | 25.40 | 7.90 |
| SO₂(µg/m³) | 4.10 | 3.30 |
| O₃(µg/m³) | 71.00 | 37.00 |
| CO(µg/m³) | 350.00 | 130.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Dehradun averaged an AQI of 106 while Kolhapur averaged 100 — a 6-point (6%) gap, with Dehradun the more polluted and Kolhapur the cleaner of the two. On 342 days when both cities reported, Dehradun was cleaner on 215 of them; the average daily gap was 54 AQI points.
Seasonality & days
Dehradun peaks in January, while Kolhapur peaks in November. Dehradun logged 0% Severe days and 62.8% Good-or-Satisfactory days; Kolhapur was 0% Severe and 46.400000000000006% Good-or-Satisfactory. Longest clean-air streaks: Dehradun 41 days, Kolhapur 81 days.
Year-over-year progress
The worst recorded day for Dehradun reached AQI 327 at Doon University (UKPCB) on 2024-01-19; Kolhapur hit AQI 321 at Shivaji University (MPCB) on 2024-11-12.
Station-level disparity
Dehradun spans 1 CPCB stations with a 0-point spread (min 98, max 98); Kolhapur spans 2 stations with a 19-point spread (min 90, max 109).
Verdict
Both Dehradun and Kolhapur have the same AQI of 24 right now.