Ajmer vs Alwar
Side-by-side air quality comparison between Ajmer and Alwar.
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 | Ajmer | Alwar |
|---|---|---|
| PM2.5(µg/m³) | 19.40 | 58.40 |
| PM10(µg/m³) | 41.90 | 169.00 |
| NO₂(µg/m³) | 4.60 | 17.10 |
| SO₂(µg/m³) | 4.30 | 7.70 |
| O₃(µg/m³) | 57.00 | 58.00 |
| CO(µg/m³) | 155.00 | 391.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2022, Ajmer averaged an AQI of 112 while Alwar averaged 88 — a 24-point (27%) gap, with Ajmer the more polluted and Alwar the cleaner of the two. On 1668 days when both cities reported, Alwar was cleaner on 984 of them; the average daily gap was 29 AQI points.
Seasonality & days
Both cities see their worst air in November on average. Ajmer logged 0% Severe days and 54.300000000000004% Good-or-Satisfactory days; Alwar was 0% Severe and 70.2% Good-or-Satisfactory. Longest clean-air streaks: Ajmer 94 days, Alwar 97 days.
Year-over-year progress
Ajmer has improved by 22 AQI points (16.4%) from 2017 to 2022; Alwar has improved by 125 AQI points (58.7%) over the same window. The worst recorded day for Ajmer reached AQI 357 at Civil Lines (RSPCB) on 2021-03-31; Alwar hit AQI 356 at Moti Doongri (RSPCB) on 2017-11-11.
Station-level disparity
Ajmer spans 1 CPCB stations with a 0-point spread (min 102, max 102); Alwar spans 1 stations with a 0-point spread (min 95, max 95).
Verdict
🏆 Ajmer has better air quality with an AQI of 42 compared to Alwar's 147. That's a significant difference of 105 points.