Palwal vs Tirupati
Side-by-side air quality comparison between Palwal 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 | Palwal | Tirupati |
|---|---|---|
| PM2.5(µg/m³) | 62.40 | 8.70 |
| PM10(µg/m³) | 136.40 | 10.00 |
| NO₂(µg/m³) | 19.70 | 8.40 |
| SO₂(µg/m³) | 10.50 | 2.40 |
| O₃(µg/m³) | 66.00 | 58.00 |
| CO(µg/m³) | 503.00 | 153.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Palwal averaged an AQI of 95 while Tirupati averaged 75 — a 20-point (27%) gap, with Palwal the more polluted and Tirupati the cleaner of the two. On 449 days when both cities reported, Tirupati was cleaner on 279 of them; the average daily gap was 43 AQI points.
Seasonality & days
Palwal peaks in November, while Tirupati peaks in April. Palwal logged 0.2% Severe days and 47.800000000000004% Good-or-Satisfactory days; Tirupati was 0% Severe and 84% Good-or-Satisfactory. Longest clean-air streaks: Palwal 37 days, Tirupati 36 days.
Year-over-year progress
Palwal has improved by 91 AQI points (48.9%) from 2019 to 2024; Tirupati has improved by 20 AQI points (21.1%) over the same window. The worst recorded day for Palwal reached AQI 465 at Shyam Nagar (HSPCB) on 2019-11-14; Tirupati hit AQI 263 at Vaikuntapuram (APPCB) on 2022-11-16.
Station-level disparity
Palwal spans 1 CPCB stations with a 0-point spread (min 120, max 120); 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 Palwal's 125. That's a significant difference of 110 points.