Dehradun vs Pāli
Side-by-side air quality comparison between Dehradun and Pāli.
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 | Pāli |
|---|---|---|
| PM2.5(µg/m³) | 14.40 | 33.50 |
| PM10(µg/m³) | 14.60 | 94.30 |
| NO₂(µg/m³) | 25.40 | 3.00 |
| SO₂(µg/m³) | 4.10 | 2.10 |
| O₃(µg/m³) | 71.00 | 58.00 |
| CO(µg/m³) | 350.00 | 143.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Dehradun averaged an AQI of 106 while Pāli averaged 134 — a 28-point (26%) gap, with Pāli the more polluted and Dehradun the cleaner of the two. On 743 days when both cities reported, Dehradun was cleaner on 518 of them; the average daily gap was 45 AQI points.
Seasonality & days
Dehradun peaks in January, while Pāli peaks in May. Dehradun logged 0% Severe days and 62.8% Good-or-Satisfactory days; Pāli was 0% Severe and 40.099999999999994% Good-or-Satisfactory. Longest clean-air streaks: Dehradun 41 days, Pāli 38 days.
Year-over-year progress
Dehradun has worsened by 19 AQI points (21.8%) from 2022 to 2024; Pāli has improved by 47 AQI points (26%) over the same window. The worst recorded day for Dehradun reached AQI 327 at Doon University (UKPCB) on 2024-01-19; Pāli hit AQI 453 at Indira Colony Vistar (RSPCB) on 2019-04-16.
Station-level disparity
Dehradun spans 1 CPCB stations with a 0-point spread (min 98, max 98); Pāli spans 1 stations with a 0-point spread (min 123, max 123).
Verdict
🏆 Dehradun has better air quality with an AQI of 24 compared to Pāli's 94. That's a significant difference of 70 points.