Rajgir vs Siliguri
Side-by-side air quality comparison between Rajgir and Siliguri.
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 | Rajgir | Siliguri |
|---|---|---|
| PM2.5(µg/m³) | 71.90 | 77.80 |
| PM10(µg/m³) | 79.40 | 98.30 |
| NO₂(µg/m³) | 27.20 | 11.30 |
| SO₂(µg/m³) | 14.60 | 6.80 |
| O₃(µg/m³) | 64.00 | 115.00 |
| CO(µg/m³) | 304.00 | 523.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Rajgir averaged an AQI of 124 while Siliguri averaged 81 — a 43-point (53%) gap, with Rajgir the more polluted and Siliguri the cleaner of the two. On 518 days when both cities reported, Siliguri was cleaner on 382 of them; the average daily gap was 73 AQI points.
Seasonality & days
Rajgir peaks in January, while Siliguri peaks in February. Rajgir logged 0.6% Severe days and 37.9% Good-or-Satisfactory days; Siliguri was 0.1% Severe and 61.8% Good-or-Satisfactory. Longest clean-air streaks: Rajgir 26 days, Siliguri 180 days.
Year-over-year progress
Rajgir has improved by 158 AQI points (56%) from 2021 to 2024; Siliguri has improved by 39 AQI points (32.5%) over the same window. The worst recorded day for Rajgir reached AQI 461 at Dangi Tola (BSPCB) on 2022-12-31; Siliguri hit AQI 415 at Ward-32 Bapupara (WBPCB) on 2018-02-08.
Station-level disparity
Rajgir spans 1 CPCB stations with a 0-point spread (min 154, max 154); Siliguri spans 1 stations with a 0-point spread (min 107, max 107).
Verdict
🏆 Rajgir has better air quality with an AQI of 140 compared to Siliguri's 160.