Chittoor vs Hassan
Side-by-side air quality comparison between Chittoor and Hassan.
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 | Chittoor | Hassan |
|---|---|---|
| PM2.5(µg/m³) | 6.10 | 2.70 |
| PM10(µg/m³) | 7.70 | 4.00 |
| NO₂(µg/m³) | 8.70 | 4.10 |
| SO₂(µg/m³) | 3.20 | 0.60 |
| O₃(µg/m³) | 46.00 | 37.00 |
| CO(µg/m³) | 223.00 | 120.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Chittoor averaged an AQI of 76 while Hassan averaged 60 — a 16-point (27%) gap, with Chittoor the more polluted and Hassan the cleaner of the two. On 371 days when both cities reported, Hassan was cleaner on 195 of them; the average daily gap was 26 AQI points.
Seasonality & days
Chittoor peaks in October, while Hassan peaks in March. Chittoor logged 0% Severe days and 84.9% Good-or-Satisfactory days; Hassan was 0% Severe and 92.5% Good-or-Satisfactory. Longest clean-air streaks: Chittoor 37 days, Hassan 51 days.
Year-over-year progress
Chittoor has worsened by 5 AQI points (7%) from 2022 to 2024; Hassan has improved by 4 AQI points (6.2%) over the same window. The worst recorded day for Chittoor reached AQI 348 at Gangineni Cheruvu (APPCB) on 2023-11-13; Hassan hit AQI 212 at BKatihalli (KSPCB) on 2024-05-11.
Station-level disparity
Chittoor spans 1 CPCB stations with a 0-point spread (min 72, max 72); Hassan spans 1 stations with a 0-point spread (min 63, max 63).
Verdict
🏆 Hassan has better air quality with an AQI of 5 compared to Chittoor's 10.