Motihari vs Thrissur
Side-by-side air quality comparison between Motihari and Thrissur.
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 | Motihari | Thrissur |
|---|---|---|
| PM2.5(µg/m³) | 156.00 | 8.20 |
| PM10(µg/m³) | 175.10 | 9.70 |
| NO₂(µg/m³) | 76.90 | 10.20 |
| SO₂(µg/m³) | 22.40 | 3.20 |
| O₃(µg/m³) | 0.00 | 26.00 |
| CO(µg/m³) | 1456.00 | 146.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Motihari averaged an AQI of 116 while Thrissur averaged 57 — a 59-point (104%) gap, with Motihari the more polluted and Thrissur the cleaner of the two. On 740 days when both cities reported, Thrissur was cleaner on 615 of them; the average daily gap was 85 AQI points.
Seasonality & days
Motihari peaks in November, while Thrissur peaks in February. Motihari logged 1.2% Severe days and 39.1% Good-or-Satisfactory days; Thrissur was 0% Severe and 88.4% Good-or-Satisfactory. Longest clean-air streaks: Motihari 26 days, Thrissur 52 days.
Year-over-year progress
Motihari has improved by 106 AQI points (47.7%) from 2021 to 2024; Thrissur has improved by 21 AQI points (26.9%) over the same window. The worst recorded day for Motihari reached AQI 448 at Gandak Colony (BSPCB) on 2022-11-17; Thrissur hit AQI 181 at Corporation Ground Thrissur (PCB) on 2023-01-09.
Station-level disparity
Motihari spans 1 CPCB stations with a 0-point spread (min 153, max 153); Thrissur spans 1 stations with a 0-point spread (min 68, max 68).
Verdict
🏆 Thrissur has better air quality with an AQI of 14 compared to Motihari's 328. That's a significant difference of 314 points.