Jodhpur vs Kollam
Side-by-side air quality comparison between Jodhpur and Kollam.
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 | Jodhpur | Kollam |
|---|---|---|
| PM2.5(µg/m³) | 62.40 | 5.50 |
| PM10(µg/m³) | 253.30 | 7.90 |
| NO₂(µg/m³) | 2.90 | 3.80 |
| SO₂(µg/m³) | 4.50 | 1.60 |
| O₃(µg/m³) | 60.00 | 33.00 |
| CO(µg/m³) | 143.00 | 96.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Jodhpur averaged an AQI of 116 while Kollam averaged 84 — a 32-point (38%) gap, with Jodhpur the more polluted and Kollam the cleaner of the two. On 1095 days when both cities reported, Kollam was cleaner on 960 of them; the average daily gap was 69 AQI points.
Seasonality & days
Jodhpur peaks in November, while Kollam peaks in January. Jodhpur logged 0.2% Severe days and 18.099999999999998% Good-or-Satisfactory days; Kollam was 0% Severe and 81% Good-or-Satisfactory. Longest clean-air streaks: Jodhpur 34 days, Kollam 65 days.
Year-over-year progress
Jodhpur has improved by 86 AQI points (42.6%) from 2016 to 2024; Kollam has improved by 2 AQI points (2.3%) over the same window. The worst recorded day for Jodhpur reached AQI 436 at Collectorate (RSPCB) on 2018-04-21; Kollam hit AQI 272 at Polayathode Kollam (PCB) on 2024-04-06.
Station-level disparity
Jodhpur spans 5 CPCB stations with a 69-point spread (min 100, max 169); Kollam spans 1 stations with a 0-point spread (min 84, max 84).
Verdict
🏆 Kollam has better air quality with an AQI of 9 compared to Jodhpur's 204. That's a significant difference of 195 points.