Ajmer vs Sasaram
Side-by-side air quality comparison between Ajmer and Sasaram.
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 | Sasaram |
|---|---|---|
| PM2.5(µg/m³) | 19.40 | 85.70 |
| PM10(µg/m³) | 41.90 | 96.90 |
| NO₂(µg/m³) | 4.60 | 33.60 |
| SO₂(µg/m³) | 4.30 | 12.90 |
| O₃(µg/m³) | 57.00 | 52.00 |
| CO(µg/m³) | 155.00 | 638.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2022, Ajmer averaged an AQI of 112 while Sasaram averaged 109 — a 3-point (3%) gap, with Ajmer the more polluted and Sasaram the cleaner of the two. On 334 days when both cities reported, Ajmer was cleaner on 240 of them; the average daily gap was 92 AQI points.
Seasonality & days
Ajmer peaks in November, while Sasaram peaks in January. Ajmer logged 0% Severe days and 54.300000000000004% Good-or-Satisfactory days; Sasaram was 0.1% Severe and 37% Good-or-Satisfactory. Longest clean-air streaks: Ajmer 94 days, Sasaram 27 days.
Year-over-year progress
Ajmer has improved by 22 AQI points (16.4%) from 2017 to 2022; Sasaram has improved by 166 AQI points (60.4%) over the same window. The worst recorded day for Ajmer reached AQI 357 at Civil Lines (RSPCB) on 2021-03-31; Sasaram hit AQI 401 at Dada Peer (BSPCB) on 2021-11-28.
Station-level disparity
Ajmer spans 1 CPCB stations with a 0-point spread (min 102, max 102); Sasaram spans 1 stations with a 0-point spread (min 148, max 148).
Verdict
🏆 Ajmer has better air quality with an AQI of 42 compared to Sasaram's 186. That's a significant difference of 144 points.