Anantapur vs Chennai
Side-by-side air quality comparison between Anantapur and Chennai.
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 | Anantapur | Chennai |
|---|---|---|
| PM2.5(µg/m³) | 5.00 | 13.90 |
| PM10(µg/m³) | 6.90 | 15.30 |
| NO₂(µg/m³) | 6.70 | 15.00 |
| SO₂(µg/m³) | 1.20 | 9.10 |
| O₃(µg/m³) | 42.00 | 56.00 |
| CO(µg/m³) | 163.00 | 316.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Anantapur averaged an AQI of 69 while Chennai averaged 68 — a 1-point (1%) gap, with Anantapur the more polluted and Chennai the cleaner of the two. On 392 days when both cities reported, Anantapur was cleaner on 344 of them; the average daily gap was 45 AQI points.
Seasonality & days
Anantapur peaks in February, while Chennai peaks in December. Anantapur logged 0% Severe days and 90.8% Good-or-Satisfactory days; Chennai was 0% Severe and 57.5% Good-or-Satisfactory. Longest clean-air streaks: Anantapur 32 days, Chennai 53 days.
Year-over-year progress
Anantapur has improved by 1 AQI points (1.4%) from 2022 to 2024; Chennai has improved by 25 AQI points (26.9%) over the same window. The worst recorded day for Anantapur reached AQI 191 at Gulzarpet (APPCB) on 2022-10-25; Chennai hit AQI 391 at Kodungaiyur (TNPCB) on 2021-05-14.
Station-level disparity
Anantapur spans 1 CPCB stations with a 0-point spread (min 68, max 68); Chennai spans 9 stations with a 27-point spread (min 63, max 90).
Verdict
🏆 Anantapur has better air quality with an AQI of 8 compared to Chennai's 23.