Bihar Sharif vs Tirupati
Side-by-side air quality comparison between Bihar Sharif 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 | Bihar Sharif | Tirupati |
|---|---|---|
| PM2.5(µg/m³) | 71.90 | 8.70 |
| PM10(µg/m³) | 79.40 | 10.00 |
| NO₂(µg/m³) | 27.20 | 8.40 |
| SO₂(µg/m³) | 14.60 | 2.40 |
| O₃(µg/m³) | 64.00 | 58.00 |
| CO(µg/m³) | 543.00 | 153.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bihar Sharif averaged an AQI of 115 while Tirupati averaged 75 — a 40-point (53%) gap, with Bihar Sharif the more polluted and Tirupati the cleaner of the two. On 411 days when both cities reported, Tirupati was cleaner on 301 of them; the average daily gap was 72 AQI points.
Seasonality & days
Bihar Sharif peaks in December, while Tirupati peaks in April. Bihar Sharif logged 1% Severe days and 39.1% Good-or-Satisfactory days; Tirupati was 0% Severe and 84% Good-or-Satisfactory. Longest clean-air streaks: Bihar Sharif 32 days, Tirupati 36 days.
Year-over-year progress
Bihar Sharif has improved by 138 AQI points (54.5%) from 2021 to 2024; Tirupati has improved by 20 AQI points (21.1%) over the same window. The worst recorded day for Bihar Sharif reached AQI 433 at D M Colony Bihar (BSPCB) on 2021-12-24; Tirupati hit AQI 263 at Vaikuntapuram (APPCB) on 2022-11-16.
Station-level disparity
Bihar Sharif spans 1 CPCB stations with a 0-point spread (min 146, max 146); 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 Bihar Sharif's 140. That's a significant difference of 125 points.