Ajmer vs Tumkur
Side-by-side air quality comparison between Ajmer and Tumkur.
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 | Tumkur |
|---|---|---|
| PM2.5(µg/m³) | 22.90 | 3.40 |
| PM10(µg/m³) | 59.60 | 4.50 |
| NO₂(µg/m³) | 3.00 | 6.40 |
| SO₂(µg/m³) | 4.30 | 1.30 |
| O₃(µg/m³) | 64.00 | 35.00 |
| CO(µg/m³) | 168.00 | 124.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2022, Ajmer averaged an AQI of 112 while Tumkur averaged 88 — a 24-point (27%) gap, with Ajmer the more polluted and Tumkur the cleaner of the two. On 13 days when both cities reported, Tumkur was cleaner on 8 of them; the average daily gap was 63 AQI points.
Seasonality & days
Ajmer peaks in November, while Tumkur peaks in December. Ajmer logged 0% Severe days and 54.300000000000004% Good-or-Satisfactory days; Tumkur was 0% Severe and 54% Good-or-Satisfactory. Longest clean-air streaks: Ajmer 94 days, Tumkur 20 days.
Year-over-year progress
Ajmer has improved by 22 AQI points (16.4%) from 2017 to 2022; Tumkur has improved by 69 AQI points (43.9%) over the same window. The worst recorded day for Ajmer reached AQI 357 at Civil Lines (RSPCB) on 2021-03-31; Tumkur hit AQI 355 at Thimmalapura (KSPCB) on 2023-02-15.
Station-level disparity
Ajmer spans 1 CPCB stations with a 0-point spread (min 102, max 102); Tumkur spans 1 stations with a 0-point spread (min 97, max 97).
Verdict
🏆 Tumkur has better air quality with an AQI of 6 compared to Ajmer's 60. That's a significant difference of 54 points.