Cuddalore vs Gaya
Side-by-side air quality comparison between Cuddalore and Gaya.
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 | Gaya |
|---|---|---|
| PM2.5(µg/m³) | 15.00 | 61.20 |
| PM10(µg/m³) | 18.20 | 73.80 |
| NO₂(µg/m³) | 15.90 | 16.60 |
| SO₂(µg/m³) | 10.00 | 13.20 |
| O₃(µg/m³) | 39.00 | 86.00 |
| CO(µg/m³) | 353.00 | 309.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Cuddalore averaged an AQI of 52 while Gaya averaged 110 — a 58-point (112%) gap, with Gaya the more polluted and Cuddalore the cleaner of the two. On 316 days when both cities reported, Cuddalore was cleaner on 292 of them; the average daily gap was 89 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; Gaya was 1.7% Severe and 32% Good-or-Satisfactory. Longest clean-air streaks: Cuddalore 34 days, Gaya 52 days.
Year-over-year progress
The worst recorded day for Cuddalore reached AQI 329 at Kudikadu (TNPCB) on 2024-04-05; Gaya hit AQI 500 at Collectorate (BSPCB) on 2016-10-15.
Station-level disparity
Cuddalore spans 2 CPCB stations with a 11-point spread (min 46, max 57); Gaya spans 3 stations with a 85-point spread (min 88, max 173).
Verdict
🏆 Cuddalore has better air quality with an AQI of 25 compared to Gaya's 105. That's a significant difference of 80 points.