Dehradun vs Rajgir
Side-by-side air quality comparison between Dehradun and Rajgir.
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 | Rajgir |
|---|---|---|
| PM2.5(µg/m³) | 22.40 | 66.60 |
| PM10(µg/m³) | 61.70 | 87.50 |
| NO₂(µg/m³) | 0.40 | 6.90 |
| SO₂(µg/m³) | 6.70 | 16.60 |
| O₃(µg/m³) | 172.00 | 167.00 |
| CO(µg/m³) | 276.00 | 310.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Dehradun averaged an AQI of 106 while Rajgir averaged 124 — a 18-point (17%) gap, with Rajgir the more polluted and Dehradun the cleaner of the two. On 599 days when both cities reported, Dehradun was cleaner on 405 of them; the average daily gap was 65 AQI points.
Seasonality & days
Both cities see their worst air in January on average. Dehradun logged 0% Severe days and 62.8% Good-or-Satisfactory days; Rajgir was 0.6% Severe and 37.9% Good-or-Satisfactory. Longest clean-air streaks: Dehradun 41 days, Rajgir 26 days.
Year-over-year progress
Dehradun has worsened by 19 AQI points (21.8%) from 2022 to 2024; Rajgir has improved by 158 AQI points (56%) over the same window. The worst recorded day for Dehradun reached AQI 327 at Doon University (UKPCB) on 2024-01-19; Rajgir hit AQI 461 at Dangi Tola (BSPCB) on 2022-12-31.
Station-level disparity
Dehradun spans 1 CPCB stations with a 0-point spread (min 98, max 98); Rajgir spans 1 stations with a 0-point spread (min 154, max 154).
Verdict
🏆 Dehradun has better air quality with an AQI of 62 compared to Rajgir's 123. That's a significant difference of 61 points.