Cuttack vs Kollam
Side-by-side air quality comparison between Cuttack 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 | Cuttack | Kollam |
|---|---|---|
| PM2.5(µg/m³) | 28.80 | 5.50 |
| PM10(µg/m³) | 32.60 | 7.90 |
| NO₂(µg/m³) | 11.40 | 3.80 |
| SO₂(µg/m³) | 10.00 | 1.60 |
| O₃(µg/m³) | 84.00 | 33.00 |
| CO(µg/m³) | 482.00 | 96.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Cuttack averaged an AQI of 112 while Kollam averaged 84 — a 28-point (33%) gap, with Cuttack the more polluted and Kollam the cleaner of the two. On 322 days when both cities reported, Kollam was cleaner on 205 of them; the average daily gap was 68 AQI points.
Seasonality & days
Both cities see their worst air in January on average. Cuttack logged 0% Severe days and 52.5% Good-or-Satisfactory days; Kollam was 0% Severe and 81% Good-or-Satisfactory. Longest clean-air streaks: Cuttack 29 days, Kollam 65 days.
Year-over-year progress
Cuttack has improved by 89 AQI points (44.3%) from 2023 to 2024; Kollam has improved by 2 AQI points (2.3%) over the same window. The worst recorded day for Cuttack reached AQI 355 at CDA Area (OSPCB) on 2023-11-13; Kollam hit AQI 272 at Polayathode Kollam (PCB) on 2024-04-06.
Station-level disparity
Cuttack spans 1 CPCB stations with a 0-point spread (min 125, max 125); 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 Cuttack's 48.