Belgaum vs Puducherry
Side-by-side air quality comparison between Belgaum and Puducherry.
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 | Belgaum | Puducherry |
|---|---|---|
| PM2.5(µg/m³) | 11.10 | 16.40 |
| PM10(µg/m³) | 19.90 | 19.20 |
| NO₂(µg/m³) | 6.70 | 18.50 |
| SO₂(µg/m³) | 1.40 | 8.80 |
| O₃(µg/m³) | 38.00 | 37.00 |
| CO(µg/m³) | 113.00 | 394.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Belgaum averaged an AQI of 58 while Puducherry averaged 55 — a 3-point (5%) gap, with Belgaum the more polluted and Puducherry the cleaner of the two. On 732 days when both cities reported, Puducherry was cleaner on 456 of them; the average daily gap was 27 AQI points.
Seasonality & days
Belgaum peaks in January, while Puducherry peaks in December. Belgaum logged 0% Severe days and 84.3% Good-or-Satisfactory days; Puducherry was 0% Severe and 95.4% Good-or-Satisfactory. Longest clean-air streaks: Belgaum 71 days, Puducherry 117 days.
Year-over-year progress
Belgaum has improved by 33 AQI points (36.3%) from 2022 to 2024; Puducherry has worsened by 1 AQI points (1.9%) over the same window. The worst recorded day for Belgaum reached AQI 248 at Ramteerth Nagar (KSPCB) on 2024-12-14; Puducherry hit AQI 274 at Jawahar Nagar (PPCC) on 2022-10-25.
Station-level disparity
Belgaum spans 1 CPCB stations with a 0-point spread (min 71, max 71); Puducherry spans 1 stations with a 0-point spread (min 56, max 56).
Verdict
🏆 Belgaum has better air quality with an AQI of 20 compared to Puducherry's 27.