Hassan vs Navi Mumbai
Side-by-side air quality comparison between Hassan and Navi Mumbai.
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 | Hassan | Navi Mumbai |
|---|---|---|
| PM2.5(µg/m³) | 2.60 | 22.80 |
| PM10(µg/m³) | 3.70 | 40.50 |
| NO₂(µg/m³) | 5.10 | 23.40 |
| SO₂(µg/m³) | 0.50 | 22.10 |
| O₃(µg/m³) | 34.00 | 18.00 |
| CO(µg/m³) | 117.00 | 150.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Hassan averaged an AQI of 60 while Navi Mumbai averaged 107 — a 47-point (78%) gap, with Navi Mumbai the more polluted and Hassan the cleaner of the two. On 779 days when both cities reported, Hassan was cleaner on 716 of them; the average daily gap was 91 AQI points.
Seasonality & days
Hassan peaks in March, while Navi Mumbai peaks in January. Hassan logged 0% Severe days and 92.5% Good-or-Satisfactory days; Navi Mumbai was 0.2% Severe and 43.6% Good-or-Satisfactory. Longest clean-air streaks: Hassan 51 days, Navi Mumbai 57 days.
Year-over-year progress
Hassan has improved by 4 AQI points (6.2%) from 2021 to 2024; Navi Mumbai has worsened by 29 AQI points (37.2%) over the same window. The worst recorded day for Hassan reached AQI 212 at BKatihalli (KSPCB) on 2024-05-11; Navi Mumbai hit AQI 477 at Airoli Navi (MPCB) on 2019-04-14.
Station-level disparity
Hassan spans 1 CPCB stations with a 0-point spread (min 63, max 63); Navi Mumbai spans 8 stations with a 37-point spread (min 93, max 130).
Verdict
🏆 Hassan has better air quality with an AQI of 4 compared to Navi Mumbai's 41.