Hassan vs Motihari
Side-by-side air quality comparison between Hassan 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 | Hassan | Motihari |
|---|---|---|
| PM2.5(µg/m³) | 2.80 | 152.70 |
| PM10(µg/m³) | 4.30 | 170.90 |
| NO₂(µg/m³) | 3.60 | 59.80 |
| SO₂(µg/m³) | 0.70 | 22.90 |
| O₃(µg/m³) | 40.00 | 45.00 |
| CO(µg/m³) | 121.00 | 1174.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Hassan averaged an AQI of 60 while Motihari averaged 116 — a 56-point (93%) gap, with Motihari the more polluted and Hassan the cleaner of the two. On 714 days when both cities reported, Hassan was cleaner on 629 of them; the average daily gap was 95 AQI points.
Seasonality & days
Hassan peaks in March, while Motihari peaks in November. Hassan logged 0% Severe days and 92.5% Good-or-Satisfactory days; Motihari was 1.2% Severe and 39.1% Good-or-Satisfactory. Longest clean-air streaks: Hassan 51 days, Motihari 26 days.
Year-over-year progress
Hassan has improved by 4 AQI points (6.2%) from 2021 to 2024; Motihari has improved by 106 AQI points (47.7%) over the same window. The worst recorded day for Hassan reached AQI 212 at BKatihalli (KSPCB) on 2024-05-11; Motihari hit AQI 448 at Gandak Colony (BSPCB) on 2022-11-17.
Station-level disparity
Hassan spans 1 CPCB stations with a 0-point spread (min 63, max 63); Motihari spans 1 stations with a 0-point spread (min 153, max 153).
Verdict
🏆 Hassan has better air quality with an AQI of 5 compared to Motihari's 326. That's a significant difference of 321 points.