Ajmer vs Puducherry
Side-by-side air quality comparison between Ajmer and Puducherry.
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 | Puducherry |
|---|---|---|
| PM2.5(µg/m³) | 22.90 | 16.40 |
| PM10(µg/m³) | 59.60 | 19.20 |
| NO₂(µg/m³) | 3.00 | 18.50 |
| SO₂(µg/m³) | 4.30 | 8.80 |
| O₃(µg/m³) | 64.00 | 37.00 |
| CO(µg/m³) | 168.00 | 394.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2022, Ajmer averaged an AQI of 112 while Puducherry averaged 55 — a 57-point (104%) gap, with Ajmer the more polluted and Puducherry the cleaner of the two. On 639 days when both cities reported, Puducherry was cleaner on 579 of them; the average daily gap was 53 AQI points.
Seasonality & days
Ajmer peaks in November, while Puducherry peaks in December. Ajmer logged 0% Severe days and 54.300000000000004% Good-or-Satisfactory days; Puducherry was 0% Severe and 95.4% Good-or-Satisfactory. Longest clean-air streaks: Ajmer 94 days, Puducherry 117 days.
Year-over-year progress
Ajmer has improved by 22 AQI points (16.4%) from 2017 to 2022; Puducherry has worsened by 1 AQI points (1.9%) over the same window. The worst recorded day for Ajmer reached AQI 357 at Civil Lines (RSPCB) on 2021-03-31; Puducherry hit AQI 274 at Jawahar Nagar (PPCC) on 2022-10-25.
Station-level disparity
Ajmer spans 1 CPCB stations with a 0-point spread (min 102, max 102); Puducherry spans 1 stations with a 0-point spread (min 56, max 56).
Verdict
🏆 Puducherry has better air quality with an AQI of 27 compared to Ajmer's 60.