Chittoor vs Noida
Side-by-side air quality comparison between Chittoor and Noida.
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 | Noida |
|---|---|---|
| PM2.5(µg/m³) | 6.10 | 67.50 |
| PM10(µg/m³) | 7.70 | 134.10 |
| NO₂(µg/m³) | 8.70 | 34.90 |
| SO₂(µg/m³) | 3.20 | 17.50 |
| O₃(µg/m³) | 46.00 | 48.00 |
| CO(µg/m³) | 223.00 | 554.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Chittoor averaged an AQI of 76 while Noida averaged 182 — a 106-point (139%) gap, with Noida the more polluted and Chittoor the cleaner of the two. On 281 days when both cities reported, Chittoor was cleaner on 268 of them; the average daily gap was 160 AQI points.
Seasonality & days
Chittoor peaks in October, while Noida peaks in November. Chittoor logged 0% Severe days and 84.9% Good-or-Satisfactory days; Noida was 8.9% Severe and 16.5% Good-or-Satisfactory. Longest clean-air streaks: Chittoor 37 days, Noida 14 days.
Year-over-year progress
Chittoor has worsened by 5 AQI points (7%) from 2022 to 2024; Noida has improved by 79 AQI points (30.3%) over the same window. The worst recorded day for Chittoor reached AQI 348 at Gangineni Cheruvu (APPCB) on 2023-11-13; Noida hit AQI 500 at Sector-1 (UPPCB) on 2019-11-01.
Station-level disparity
Chittoor spans 1 CPCB stations with a 0-point spread (min 72, max 72); Noida spans 4 stations with a 15-point spread (min 195, max 210).
Verdict
🏆 Chittoor has better air quality with an AQI of 10 compared to Noida's 126. That's a significant difference of 116 points.