Charkhi Dādri vs Chittoor
Side-by-side air quality comparison between Charkhi Dādri and Chittoor.
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 | Charkhi Dādri | Chittoor |
|---|---|---|
| PM2.5(µg/m³) | 67.80 | 6.10 |
| PM10(µg/m³) | 219.30 | 7.70 |
| NO₂(µg/m³) | 11.50 | 7.30 |
| SO₂(µg/m³) | 9.90 | 3.10 |
| O₃(µg/m³) | 99.00 | 47.00 |
| CO(µg/m³) | 416.00 | 212.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Charkhi Dādri averaged an AQI of 145 while Chittoor averaged 76 — a 69-point (91%) gap, with Charkhi Dādri the more polluted and Chittoor the cleaner of the two. On 555 days when both cities reported, Chittoor was cleaner on 487 of them; the average daily gap was 87 AQI points.
Seasonality & days
Charkhi Dādri peaks in November, while Chittoor peaks in October. Charkhi Dādri logged 0.7% Severe days and 28% Good-or-Satisfactory days; Chittoor was 0% Severe and 84.9% Good-or-Satisfactory. Longest clean-air streaks: Charkhi Dādri 48 days, Chittoor 37 days.
Year-over-year progress
Charkhi Dādri has improved by 51 AQI points (26%) from 2020 to 2024; Chittoor has worsened by 5 AQI points (7%) over the same window. The worst recorded day for Charkhi Dādri reached AQI 470 at Mini Secretariat Charkhi (HSPCB) on 2021-11-12; Chittoor hit AQI 348 at Gangineni Cheruvu (APPCB) on 2023-11-13.
Station-level disparity
Charkhi Dādri spans 1 CPCB stations with a 0-point spread (min 162, max 162); Chittoor spans 1 stations with a 0-point spread (min 72, max 72).
Verdict
🏆 Chittoor has better air quality with an AQI of 10 compared to Charkhi Dādri's 180. That's a significant difference of 170 points.