Aizawl vs Hassan
Side-by-side air quality comparison between Aizawl and Hassan.
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 | Hassan |
|---|---|---|
| PM2.5(µg/m³) | 20.30 | 1.90 |
| PM10(µg/m³) | 34.00 | 3.10 |
| NO₂(µg/m³) | 1.20 | 2.90 |
| SO₂(µg/m³) | 3.10 | 0.90 |
| O₃(µg/m³) | 99.00 | 48.00 |
| CO(µg/m³) | 211.00 | 121.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Aizawl averaged an AQI of 46 while Hassan averaged 60 — a 14-point (30%) gap, with Hassan the more polluted and Aizawl the cleaner of the two. On 919 days when both cities reported, Aizawl was cleaner on 716 of them; the average daily gap was 29 AQI points.
Seasonality & days
Both cities see their worst air in March on average. Aizawl logged 0% Severe days and 94.2% Good-or-Satisfactory days; Hassan was 0% Severe and 92.5% Good-or-Satisfactory. Longest clean-air streaks: Aizawl 76 days, Hassan 51 days.
Year-over-year progress
Aizawl has worsened by 16 AQI points (53.3%) from 2020 to 2024; Hassan has improved by 4 AQI points (6.2%) over the same window. The worst recorded day for Aizawl reached AQI 208 at Sikulpuikawn Aizawl (PCB) on 2021-01-20; Hassan hit AQI 212 at BKatihalli (KSPCB) on 2024-05-11.
Station-level disparity
Aizawl spans 1 CPCB stations with a 0-point spread (min 43, max 43); Hassan spans 1 stations with a 0-point spread (min 63, max 63).
Verdict
🏆 Hassan has better air quality with an AQI of 3 compared to Aizawl's 34.