Chandigarh vs Motihari
Side-by-side air quality comparison between Chandigarh and Motihari.
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 | Chandigarh | Motihari |
|---|---|---|
| PM2.5(µg/m³) | 50.90 | 156.00 |
| PM10(µg/m³) | 66.80 | 175.10 |
| NO₂(µg/m³) | 44.60 | 76.90 |
| SO₂(µg/m³) | 8.10 | 22.40 |
| O₃(µg/m³) | 11.00 | 0.00 |
| CO(µg/m³) | 714.00 | 1456.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Chandigarh averaged an AQI of 153 while Motihari averaged 116 — a 37-point (32%) gap, with Chandigarh the more polluted and Motihari the cleaner of the two. On 968 days when both cities reported, Motihari was cleaner on 603 of them; the average daily gap was 71 AQI points.
Seasonality & days
Chandigarh peaks in January, while Motihari peaks in November. Chandigarh logged 0.3% Severe days and 39.9% Good-or-Satisfactory days; Motihari was 1.2% Severe and 39.1% Good-or-Satisfactory. Longest clean-air streaks: Chandigarh 92 days, Motihari 26 days.
Year-over-year progress
Chandigarh has worsened by 27 AQI points (21.4%) from 2019 to 2024; Motihari has improved by 106 AQI points (47.7%) over the same window. The worst recorded day for Chandigarh reached AQI 452 at Sector-53 (CPCC) on 2022-11-09; Motihari hit AQI 448 at Gandak Colony (BSPCB) on 2022-11-17.
Station-level disparity
Chandigarh spans 3 CPCB stations with a 43-point spread (min 107, max 150); Motihari spans 1 stations with a 0-point spread (min 153, max 153).
Verdict
🏆 Chandigarh has better air quality with an AQI of 85 compared to Motihari's 328. That's a significant difference of 243 points.