Aizawl vs Motihari
Side-by-side air quality comparison between Aizawl 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 | Aizawl | Motihari |
|---|---|---|
| PM2.5(µg/m³) | 23.70 | 152.70 |
| PM10(µg/m³) | 34.10 | 170.90 |
| NO₂(µg/m³) | 4.90 | 59.80 |
| SO₂(µg/m³) | 3.20 | 22.90 |
| O₃(µg/m³) | 63.00 | 45.00 |
| CO(µg/m³) | 238.00 | 1174.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Aizawl averaged an AQI of 46 while Motihari averaged 116 — a 70-point (152%) gap, with Motihari the more polluted and Aizawl the cleaner of the two. On 867 days when both cities reported, Aizawl was cleaner on 833 of them; the average daily gap was 113 AQI points.
Seasonality & days
Aizawl peaks in March, while Motihari peaks in November. Aizawl logged 0% Severe days and 94.2% Good-or-Satisfactory days; Motihari was 1.2% Severe and 39.1% Good-or-Satisfactory. Longest clean-air streaks: Aizawl 76 days, Motihari 26 days.
Year-over-year progress
Aizawl has worsened by 16 AQI points (53.3%) from 2020 to 2024; Motihari has improved by 106 AQI points (47.7%) over the same window. The worst recorded day for Aizawl reached AQI 208 at Sikulpuikawn Aizawl (PCB) on 2021-01-20; Motihari hit AQI 448 at Gandak Colony (BSPCB) on 2022-11-17.
Station-level disparity
Aizawl spans 1 CPCB stations with a 0-point spread (min 43, max 43); Motihari spans 1 stations with a 0-point spread (min 153, max 153).
Verdict
🏆 Aizawl has better air quality with an AQI of 40 compared to Motihari's 326. That's a significant difference of 286 points.