Chittoor vs Surat
Side-by-side air quality comparison between Chittoor and Surat.
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 | Surat |
|---|---|---|
| PM2.5(µg/m³) | 6.10 | 23.90 |
| PM10(µg/m³) | 7.70 | 45.10 |
| NO₂(µg/m³) | 8.70 | 22.90 |
| SO₂(µg/m³) | 3.20 | 38.50 |
| O₃(µg/m³) | 46.00 | 33.00 |
| CO(µg/m³) | 223.00 | 249.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Chittoor averaged an AQI of 76 while Surat averaged 83 — a 7-point (9%) gap, with Surat the more polluted and Chittoor the cleaner of the two. On 436 days when both cities reported, Chittoor was cleaner on 305 of them; the average daily gap was 72 AQI points.
Seasonality & days
Chittoor peaks in October, while Surat peaks in November. Chittoor logged 0% Severe days and 84.9% Good-or-Satisfactory days; Surat was 0% Severe and 55.9% Good-or-Satisfactory. Longest clean-air streaks: Chittoor 37 days, Surat 55 days.
Year-over-year progress
Chittoor has worsened by 5 AQI points (7%) from 2022 to 2024; Surat has improved by 139 AQI points (62.6%) over the same window. The worst recorded day for Chittoor reached AQI 348 at Gangineni Cheruvu (APPCB) on 2023-11-13; Surat hit AQI 384 at Science Center (SMC) on 2023-08-19.
Station-level disparity
Chittoor spans 1 CPCB stations with a 0-point spread (min 72, max 72); Surat spans 1 stations with a 0-point spread (min 123, max 123).
Verdict
🏆 Chittoor has better air quality with an AQI of 10 compared to Surat's 45.