Siwan vs Vrindāvan
Side-by-side air quality comparison between Siwan and Vrindāvan.
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 | Siwan | Vrindāvan |
|---|---|---|
| PM2.5(µg/m³) | 108.00 | 73.80 |
| PM10(µg/m³) | 122.50 | 246.80 |
| NO₂(µg/m³) | 59.80 | 22.60 |
| SO₂(µg/m³) | 14.10 | 9.40 |
| O₃(µg/m³) | 4.00 | 53.00 |
| CO(µg/m³) | 856.00 | 499.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Siwan averaged an AQI of 148 while Vrindāvan averaged 108 — a 40-point (37%) gap, with Siwan the more polluted and Vrindāvan the cleaner of the two. On 766 days when both cities reported, Vrindāvan was cleaner on 621 of them; the average daily gap was 90 AQI points.
Seasonality & days
Siwan peaks in January, while Vrindāvan peaks in November. Siwan logged 5.2% Severe days and 17.7% Good-or-Satisfactory days; Vrindāvan was 0.6% Severe and 43.8% Good-or-Satisfactory. Longest clean-air streaks: Siwan 13 days, Vrindāvan 52 days.
Year-over-year progress
Siwan has improved by 184 AQI points (55.4%) from 2021 to 2024; Vrindāvan has improved by 53 AQI points (32.9%) over the same window. The worst recorded day for Siwan reached AQI 488 at Chitragupta Nagar (BSPCB) on 2022-12-30; Vrindāvan hit AQI 475 at Omex Eternity (UPPCB) on 2021-11-08.
Station-level disparity
Siwan spans 1 CPCB stations with a 0-point spread (min 197, max 197); Vrindāvan spans 1 stations with a 0-point spread (min 115, max 115).
Verdict
🏆 Vrindāvan has better air quality with an AQI of 198 compared to Siwan's 260. That's a significant difference of 62 points.