Aizawl vs Imphal
Side-by-side air quality comparison between Aizawl and Imphal.
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 | Imphal |
|---|---|---|
| PM2.5(µg/m³) | 30.30 | 45.80 |
| PM10(µg/m³) | 39.70 | 53.10 |
| NO₂(µg/m³) | 8.00 | 12.00 |
| SO₂(µg/m³) | 3.30 | 2.30 |
| O₃(µg/m³) | 48.00 | 33.00 |
| CO(µg/m³) | 254.00 | 414.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Aizawl averaged an AQI of 46 while Imphal averaged 110 — a 64-point (139%) gap, with Imphal the more polluted and Aizawl the cleaner of the two. On 523 days when both cities reported, Aizawl was cleaner on 502 of them; the average daily gap was 72 AQI points.
Seasonality & days
Aizawl peaks in March, while Imphal peaks in October. Aizawl logged 0% Severe days and 94.2% Good-or-Satisfactory days; Imphal was 1.1% Severe and 49.400000000000006% Good-or-Satisfactory. Longest clean-air streaks: Aizawl 76 days, Imphal 103 days.
Year-over-year progress
Aizawl has worsened by 16 AQI points (53.3%) from 2020 to 2024; Imphal has worsened by 23 AQI points (26.4%) over the same window. The worst recorded day for Aizawl reached AQI 208 at Sikulpuikawn Aizawl (PCB) on 2021-01-20; Imphal hit AQI 500 at University Imphal (PCB) on 2024-10-11.
Station-level disparity
Aizawl spans 1 CPCB stations with a 0-point spread (min 43, max 43); Imphal spans 2 stations with a 4-point spread (min 97, max 101).
Verdict
🏆 Aizawl has better air quality with an AQI of 51 compared to Imphal's 77.