Ajmer vs Charkhi Dādri
Side-by-side air quality comparison between Ajmer and Charkhi Dādri.
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 | Charkhi Dādri |
|---|---|---|
| PM2.5(µg/m³) | 22.90 | 67.80 |
| PM10(µg/m³) | 59.60 | 219.30 |
| NO₂(µg/m³) | 3.00 | 11.50 |
| SO₂(µg/m³) | 4.30 | 9.90 |
| O₃(µg/m³) | 64.00 | 99.00 |
| CO(µg/m³) | 168.00 | 416.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2022, Ajmer averaged an AQI of 112 while Charkhi Dādri averaged 145 — a 33-point (29%) gap, with Charkhi Dādri the more polluted and Ajmer the cleaner of the two. On 774 days when both cities reported, Ajmer was cleaner on 618 of them; the average daily gap was 83 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; Charkhi Dādri was 0.7% Severe and 28% Good-or-Satisfactory. Longest clean-air streaks: Ajmer 94 days, Charkhi Dādri 48 days.
Year-over-year progress
Ajmer has improved by 22 AQI points (16.4%) from 2017 to 2022; Charkhi Dādri has improved by 51 AQI points (26%) over the same window. The worst recorded day for Ajmer reached AQI 357 at Civil Lines (RSPCB) on 2021-03-31; Charkhi Dādri hit AQI 470 at Mini Secretariat Charkhi (HSPCB) on 2021-11-12.
Station-level disparity
Ajmer spans 1 CPCB stations with a 0-point spread (min 102, max 102); Charkhi Dādri spans 1 stations with a 0-point spread (min 162, max 162).
Verdict
🏆 Ajmer has better air quality with an AQI of 60 compared to Charkhi Dādri's 180. That's a significant difference of 120 points.