Aizawl vs Ajmer
Side-by-side air quality comparison between Aizawl and Ajmer.
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 | Ajmer |
|---|---|---|
| PM2.5(µg/m³) | 30.30 | 19.40 |
| PM10(µg/m³) | 39.70 | 41.90 |
| NO₂(µg/m³) | 8.00 | 4.60 |
| SO₂(µg/m³) | 3.30 | 4.30 |
| O₃(µg/m³) | 48.00 | 57.00 |
| CO(µg/m³) | 254.00 | 155.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Aizawl averaged an AQI of 46 while Ajmer averaged 112 — a 66-point (143%) gap, with Ajmer the more polluted and Aizawl the cleaner of the two. On 816 days when both cities reported, Aizawl was cleaner on 766 of them; the average daily gap was 64 AQI points.
Seasonality & days
Aizawl peaks in March, while Ajmer peaks in November. Aizawl logged 0% Severe days and 94.2% Good-or-Satisfactory days; Ajmer was 0% Severe and 54.300000000000004% Good-or-Satisfactory. Longest clean-air streaks: Aizawl 76 days, Ajmer 94 days.
Year-over-year progress
Aizawl has worsened by 16 AQI points (53.3%) from 2020 to 2024; Ajmer has improved by 22 AQI points (16.4%) over the same window. The worst recorded day for Aizawl reached AQI 208 at Sikulpuikawn Aizawl (PCB) on 2021-01-20; Ajmer hit AQI 357 at Civil Lines (RSPCB) on 2021-03-31.
Station-level disparity
Aizawl spans 1 CPCB stations with a 0-point spread (min 43, max 43); Ajmer spans 1 stations with a 0-point spread (min 102, max 102).
Verdict
🏆 Ajmer has better air quality with an AQI of 42 compared to Aizawl's 51.