Cuddalore vs Hāveri
Side-by-side air quality comparison between Cuddalore 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 | Cuddalore | Hāveri |
|---|---|---|
| PM2.5(µg/m³) | 13.10 | 7.00 |
| PM10(µg/m³) | 16.60 | 9.20 |
| NO₂(µg/m³) | 17.00 | 8.60 |
| SO₂(µg/m³) | 7.60 | 1.00 |
| O₃(µg/m³) | 36.00 | 30.00 |
| CO(µg/m³) | 507.00 | 120.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Cuddalore averaged an AQI of 52 while Hāveri averaged 66 — a 14-point (27%) gap, with Hāveri the more polluted and Cuddalore the cleaner of the two. On 227 days when both cities reported, Cuddalore was cleaner on 135 of them; the average daily gap was 30 AQI points.
Seasonality & days
Both cities see their worst air in January on average. Cuddalore logged 0% Severe days and 90.6% Good-or-Satisfactory days; Hāveri was 0% Severe and 86.69999999999999% Good-or-Satisfactory. Longest clean-air streaks: Cuddalore 34 days, Hāveri 76 days.
Year-over-year progress
The worst recorded day for Cuddalore reached AQI 329 at Kudikadu (TNPCB) on 2024-04-05; Hāveri hit AQI 262 at Ashwini Nagar (KSPCB) on 2023-11-17.
Station-level disparity
Cuddalore spans 2 CPCB stations with a 11-point spread (min 46, max 57); 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 Cuddalore's 22.