Aizawl vs Sasaram
Side-by-side air quality comparison between Aizawl and Sasaram.
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
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Aizawl averaged an AQI of 46 while Sasaram averaged 109 — a 63-point (137%) gap, with Sasaram the more polluted and Aizawl the cleaner of the two. On 841 days when both cities reported, Aizawl was cleaner on 776 of them; the average daily gap was 107 AQI points.
Seasonality & days
Aizawl peaks in March, while Sasaram peaks in January. Aizawl logged 0% Severe days and 94.2% Good-or-Satisfactory days; Sasaram was 0.1% Severe and 37% Good-or-Satisfactory. Longest clean-air streaks: Aizawl 76 days, Sasaram 27 days.
Year-over-year progress
Aizawl has worsened by 16 AQI points (53.3%) from 2020 to 2024; Sasaram has improved by 166 AQI points (60.4%) over the same window. The worst recorded day for Aizawl reached AQI 208 at Sikulpuikawn Aizawl (PCB) on 2021-01-20; Sasaram hit AQI 401 at Dada Peer (BSPCB) on 2021-11-28.
Station-level disparity
Aizawl spans 1 CPCB stations with a 0-point spread (min 43, max 43); Sasaram spans 1 stations with a 0-point spread (min 148, max 148).