Ajmer vs Rohtak
Side-by-side air quality comparison between Ajmer and Rohtak.
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 | Rohtak |
|---|---|---|
| PM2.5(µg/m³) | 19.40 | 75.20 |
| PM10(µg/m³) | 41.90 | 166.70 |
| NO₂(µg/m³) | 4.60 | 37.30 |
| SO₂(µg/m³) | 4.30 | 17.50 |
| O₃(µg/m³) | 57.00 | 42.00 |
| CO(µg/m³) | 155.00 | 658.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2022, Ajmer averaged an AQI of 112 while Rohtak averaged 148 — a 36-point (32%) gap, with Rohtak the more polluted and Ajmer the cleaner of the two. On 1642 days when both cities reported, Ajmer was cleaner on 1162 of them; the average daily gap was 79 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; Rohtak was 1.1% Severe and 36.599999999999994% Good-or-Satisfactory. Longest clean-air streaks: Ajmer 94 days, Rohtak 45 days.
Year-over-year progress
Ajmer has improved by 22 AQI points (16.4%) from 2017 to 2022; Rohtak has improved by 123 AQI points (45.4%) over the same window. The worst recorded day for Ajmer reached AQI 357 at Civil Lines (RSPCB) on 2021-03-31; Rohtak hit AQI 498 at MD University (HSPCB) on 2019-11-03.
Station-level disparity
Ajmer spans 1 CPCB stations with a 0-point spread (min 102, max 102); Rohtak spans 1 stations with a 0-point spread (min 159, max 159).
Verdict
🏆 Ajmer has better air quality with an AQI of 42 compared to Rohtak's 151. That's a significant difference of 109 points.