Puducherry vs Thane
Side-by-side air quality comparison between Puducherry and Thane.
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 | Puducherry | Thane |
|---|---|---|
| PM2.5(µg/m³) | 16.40 | 17.50 |
| PM10(µg/m³) | 19.20 | 40.70 |
| NO₂(µg/m³) | 18.50 | 11.00 |
| SO₂(µg/m³) | 8.80 | 12.60 |
| O₃(µg/m³) | 37.00 | 42.00 |
| CO(µg/m³) | 394.00 | 171.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Puducherry averaged an AQI of 55 while Thane averaged 95 — a 40-point (73%) gap, with Thane the more polluted and Puducherry the cleaner of the two. On 344 days when both cities reported, Puducherry was cleaner on 271 of them; the average daily gap was 58 AQI points.
Seasonality & days
Puducherry peaks in December, while Thane peaks in January. Puducherry logged 0% Severe days and 95.4% Good-or-Satisfactory days; Thane was 0% Severe and 53.800000000000004% Good-or-Satisfactory. Longest clean-air streaks: Puducherry 117 days, Thane 99 days.
Year-over-year progress
The worst recorded day for Puducherry reached AQI 274 at Jawahar Nagar (PPCC) on 2022-10-25; Thane hit AQI 302 at Kasarvadavali (MPCB) on 2024-03-21.
Station-level disparity
Puducherry spans 1 CPCB stations with a 0-point spread (min 56, max 56); Thane spans 2 stations with a 9-point spread (min 90, max 99).
Verdict
🏆 Puducherry has better air quality with an AQI of 27 compared to Thane's 41.