Aizawl vs Prayagraj
Side-by-side air quality comparison between Aizawl and Prayagraj.
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 | Prayagraj |
|---|---|---|
| PM2.5(µg/m³) | 30.30 | 80.10 |
| PM10(µg/m³) | 39.70 | 101.50 |
| NO₂(µg/m³) | 8.00 | 63.30 |
| SO₂(µg/m³) | 3.30 | 16.20 |
| O₃(µg/m³) | 48.00 | 1.00 |
| CO(µg/m³) | 254.00 | 275.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Aizawl averaged an AQI of 46 while Prayagraj averaged 80 — a 34-point (74%) gap, with Prayagraj the more polluted and Aizawl the cleaner of the two. On 866 days when both cities reported, Aizawl was cleaner on 830 of them; the average daily gap was 80 AQI points.
Seasonality & days
Aizawl peaks in March, while Prayagraj peaks in November. Aizawl logged 0% Severe days and 94.2% Good-or-Satisfactory days; Prayagraj was 0.2% Severe and 48% Good-or-Satisfactory. Longest clean-air streaks: Aizawl 76 days, Prayagraj 69 days.
Year-over-year progress
Aizawl has worsened by 16 AQI points (53.3%) from 2020 to 2024; Prayagraj has improved by 42 AQI points (34.4%) over the same window. The worst recorded day for Aizawl reached AQI 208 at Sikulpuikawn Aizawl (PCB) on 2021-01-20; Prayagraj hit AQI 416 at Nagar Nigam (UPPCB) on 2021-11-08.
Station-level disparity
Aizawl spans 1 CPCB stations with a 0-point spread (min 43, max 43); Prayagraj spans 3 stations with a 9-point spread (min 96, max 105).
Verdict
🏆 Aizawl has better air quality with an AQI of 51 compared to Prayagraj's 167. That's a significant difference of 116 points.