Gummidipoondi vs Hāveri
Side-by-side air quality comparison between Gummidipoondi and Hāveri.
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 | Gummidipoondi | Hāveri |
|---|---|---|
| PM2.5(µg/m³) | 10.50 | 7.40 |
| PM10(µg/m³) | 12.00 | 9.60 |
| NO₂(µg/m³) | 11.90 | 6.90 |
| SO₂(µg/m³) | 6.80 | 1.00 |
| O₃(µg/m³) | 52.00 | 33.00 |
| CO(µg/m³) | 286.00 | 120.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Gummidipoondi averaged an AQI of 107 while Hāveri averaged 66 — a 41-point (62%) gap, with Gummidipoondi the more polluted and Hāveri the cleaner of the two. On 599 days when both cities reported, Hāveri was cleaner on 471 of them; the average daily gap was 51 AQI points.
Seasonality & days
Gummidipoondi peaks in November, while Hāveri peaks in January. Gummidipoondi logged 0% Severe days and 59.1% Good-or-Satisfactory days; Hāveri was 0% Severe and 86.69999999999999% Good-or-Satisfactory. Longest clean-air streaks: Gummidipoondi 49 days, Hāveri 76 days.
Year-over-year progress
Gummidipoondi has worsened by 8 AQI points (8.1%) from 2021 to 2024; Hāveri has improved by 1 AQI points (1.5%) over the same window. The worst recorded day for Gummidipoondi reached AQI 326 at Anthoni Pillai Nagar (TNPCB) on 2023-12-22; Hāveri hit AQI 262 at Ashwini Nagar (KSPCB) on 2023-11-17.
Station-level disparity
Gummidipoondi spans 1 CPCB stations with a 0-point spread (min 99, max 99); Hāveri spans 1 stations with a 0-point spread (min 68, max 68).
Verdict
🏆 Hāveri has better air quality with an AQI of 12 compared to Gummidipoondi's 18.