Sasaram vs Tirupati
Side-by-side air quality comparison between Sasaram and Tirupati.
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 | Tirupati |
|---|---|---|
| PM2.5(µg/m³) | 66.80 | 9.00 |
| PM10(µg/m³) | 78.90 | 10.10 |
| NO₂(µg/m³) | 22.70 | 10.20 |
| SO₂(µg/m³) | 14.20 | 2.50 |
| O₃(µg/m³) | 77.00 | 53.00 |
| CO(µg/m³) | 666.00 | 153.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Sasaram averaged an AQI of 109 while Tirupati averaged 75 — a 34-point (45%) gap, with Sasaram the more polluted and Tirupati the cleaner of the two. On 416 days when both cities reported, Tirupati was cleaner on 317 of them; the average daily gap was 86 AQI points.
Seasonality & days
Sasaram peaks in January, while Tirupati peaks in April. Sasaram logged 0.1% Severe days and 37% Good-or-Satisfactory days; Tirupati was 0% Severe and 84% Good-or-Satisfactory. Longest clean-air streaks: Sasaram 27 days, Tirupati 36 days.
Year-over-year progress
Sasaram has improved by 166 AQI points (60.4%) from 2021 to 2024; Tirupati has improved by 20 AQI points (21.1%) over the same window. The worst recorded day for Sasaram reached AQI 401 at Dada Peer (BSPCB) on 2021-11-28; Tirupati hit AQI 263 at Vaikuntapuram (APPCB) on 2022-11-16.
Station-level disparity
Sasaram spans 1 CPCB stations with a 0-point spread (min 148, max 148); Tirupati spans 1 stations with a 0-point spread (min 75, max 75).
Verdict
🏆 Tirupati has better air quality with an AQI of 15 compared to Sasaram's 123. That's a significant difference of 108 points.