Tālcher vs Tirupati
Side-by-side air quality comparison between Tālcher 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 | Tālcher | Tirupati |
|---|---|---|
| PM2.5(µg/m³) | 46.80 | 6.70 |
| PM10(µg/m³) | 57.30 | 9.30 |
| NO₂(µg/m³) | 4.90 | 3.00 |
| SO₂(µg/m³) | 25.10 | 1.90 |
| O₃(µg/m³) | 184.00 | 82.00 |
| CO(µg/m³) | 286.00 | 150.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2023, Tālcher averaged an AQI of 127 while Tirupati averaged 75 — a 52-point (69%) gap, with Tālcher the more polluted and Tirupati the cleaner of the two. On 231 days when both cities reported, Tirupati was cleaner on 192 of them; the average daily gap was 86 AQI points.
Seasonality & days
Tālcher peaks in December, while Tirupati peaks in April. Tālcher logged 0.2% Severe days and 43.1% Good-or-Satisfactory days; Tirupati was 0% Severe and 84% Good-or-Satisfactory. Longest clean-air streaks: Tālcher 44 days, Tirupati 36 days.
Year-over-year progress
Tālcher has improved by 63 AQI points (33.2%) from 2018 to 2023; Tirupati has improved by 20 AQI points (21.1%) over the same window. The worst recorded day for Tālcher reached AQI 414 at Talcher (OSPCB) on 2018-11-27; Tirupati hit AQI 263 at Vaikuntapuram (APPCB) on 2022-11-16.
Station-level disparity
Tālcher spans 1 CPCB stations with a 0-point spread (min 132, max 132); Tirupati spans 1 stations with a 0-point spread (min 75, max 75).
Verdict
🏆 Tirupati has better air quality with an AQI of 11 compared to Tālcher's 78. That's a significant difference of 67 points.