Thanjavur vs Tirupati
Side-by-side air quality comparison between Thanjavur 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 | Thanjavur | Tirupati |
|---|---|---|
| PM2.5(µg/m³) | 6.60 | 5.10 |
| PM10(µg/m³) | 8.20 | 7.60 |
| NO₂(µg/m³) | 1.40 | 0.90 |
| SO₂(µg/m³) | 2.20 | 1.00 |
| O₃(µg/m³) | 102.00 | 96.00 |
| CO(µg/m³) | 124.00 | 130.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Thanjavur averaged an AQI of 42 while Tirupati averaged 75 — a 33-point (79%) gap, with Tirupati the more polluted and Thanjavur the cleaner of the two. On 47 days when both cities reported, Thanjavur was cleaner on 45 of them; the average daily gap was 75 AQI points.
Seasonality & days
Thanjavur peaks in November, while Tirupati peaks in April. Thanjavur logged 0% Severe days and 98.60000000000001% Good-or-Satisfactory days; Tirupati was 0% Severe and 84% Good-or-Satisfactory. Longest clean-air streaks: Thanjavur 21 days, Tirupati 36 days.
Year-over-year progress
The worst recorded day for Thanjavur reached AQI 140 at Parisutham Nagar (TNPCB) on 2024-11-01; Tirupati hit AQI 263 at Vaikuntapuram (APPCB) on 2022-11-16.
Station-level disparity
Thanjavur spans 1 CPCB stations with a 0-point spread (min 42, max 42); Tirupati spans 1 stations with a 0-point spread (min 75, max 75).
Verdict
🏆 Tirupati has better air quality with an AQI of 9 compared to Thanjavur's 11.