Kolār vs Tirupati
Side-by-side air quality comparison between Kolār 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 | Kolār | Tirupati |
|---|---|---|
| PM2.5(µg/m³) | 5.90 | 9.00 |
| PM10(µg/m³) | 7.20 | 10.10 |
| NO₂(µg/m³) | 10.90 | 10.20 |
| SO₂(µg/m³) | 4.70 | 2.50 |
| O₃(µg/m³) | 35.00 | 53.00 |
| CO(µg/m³) | 189.00 | 153.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Kolār averaged an AQI of 65 while Tirupati averaged 75 — a 10-point (15%) gap, with Tirupati the more polluted and Kolār the cleaner of the two. On 326 days when both cities reported, Tirupati was cleaner on 189 of them; the average daily gap was 39 AQI points.
Seasonality & days
Kolār peaks in September, while Tirupati peaks in April. Kolār logged 0.9% Severe days and 85.30000000000001% Good-or-Satisfactory days; Tirupati was 0% Severe and 84% Good-or-Satisfactory. Longest clean-air streaks: Kolār 17 days, Tirupati 36 days.
Year-over-year progress
Kolār has improved by 56 AQI points (46.3%) from 2018 to 2024; Tirupati has improved by 20 AQI points (21.1%) over the same window. The worst recorded day for Kolār reached AQI 500 at Tamaka Ind Area (KSPCB) on 2018-09-18; Tirupati hit AQI 263 at Vaikuntapuram (APPCB) on 2022-11-16.
Station-level disparity
Kolār spans 1 CPCB stations with a 0-point spread (min 71, max 71); Tirupati spans 1 stations with a 0-point spread (min 75, max 75).
Verdict
🏆 Kolār has better air quality with an AQI of 10 compared to Tirupati's 15.