Sasaram vs Tumkur
Side-by-side air quality comparison between Sasaram 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 | Sasaram | Tumkur |
|---|---|---|
| PM2.5(µg/m³) | 34.20 | 1.90 |
| PM10(µg/m³) | 57.70 | 2.70 |
| NO₂(µg/m³) | 0.70 | 0.90 |
| SO₂(µg/m³) | 5.80 | 0.80 |
| O₃(µg/m³) | 145.00 | 77.00 |
| CO(µg/m³) | 207.00 | 114.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Sasaram averaged an AQI of 109 while Tumkur averaged 88 — a 21-point (24%) gap, with Sasaram the more polluted and Tumkur the cleaner of the two. On 435 days when both cities reported, Tumkur was cleaner on 258 of them; the average daily gap was 63 AQI points.
Seasonality & days
Sasaram peaks in January, while Tumkur peaks in December. Sasaram logged 0.1% Severe days and 37% Good-or-Satisfactory days; Tumkur was 0% Severe and 54% Good-or-Satisfactory. Longest clean-air streaks: Sasaram 27 days, Tumkur 20 days.
Year-over-year progress
Sasaram has improved by 166 AQI points (60.4%) from 2021 to 2024; Tumkur has improved by 69 AQI points (43.9%) over the same window. The worst recorded day for Sasaram reached AQI 401 at Dada Peer (BSPCB) on 2021-11-28; Tumkur hit AQI 355 at Thimmalapura (KSPCB) on 2023-02-15.
Station-level disparity
Sasaram spans 1 CPCB stations with a 0-point spread (min 148, max 148); Tumkur spans 1 stations with a 0-point spread (min 97, max 97).
Verdict
🏆 Tumkur has better air quality with an AQI of 3 compared to Sasaram's 59. That's a significant difference of 56 points.