Cuddalore vs Rājsamand
Side-by-side air quality comparison between Cuddalore and Rājsamand.
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 | Rājsamand |
|---|---|---|
| PM2.5(µg/m³) | 13.10 | 17.50 |
| PM10(µg/m³) | 16.60 | 31.10 |
| NO₂(µg/m³) | 17.00 | 5.40 |
| SO₂(µg/m³) | 7.60 | 4.00 |
| O₃(µg/m³) | 36.00 | 63.00 |
| CO(µg/m³) | 507.00 | 133.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Cuddalore averaged an AQI of 52 while Rājsamand averaged 88 — a 36-point (69%) gap, with Rājsamand the more polluted and Cuddalore the cleaner of the two. On 289 days when both cities reported, Cuddalore was cleaner on 231 of them; the average daily gap was 43 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; Rājsamand was 0% Severe and 69.7% Good-or-Satisfactory. Longest clean-air streaks: Cuddalore 34 days, Rājsamand 42 days.
Year-over-year progress
The worst recorded day for Cuddalore reached AQI 329 at Kudikadu (TNPCB) on 2024-04-05; Rājsamand hit AQI 320 at Dhoinda (RSPCB) on 2024-08-28.
Station-level disparity
Cuddalore spans 2 CPCB stations with a 11-point spread (min 46, max 57); Rājsamand spans 1 stations with a 0-point spread (min 94, max 94).
Verdict
🏆 Cuddalore has better air quality with an AQI of 22 compared to Rājsamand's 31.