Navi Mumbai vs Siliguri
Side-by-side air quality comparison between Navi Mumbai and Siliguri.
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 | Navi Mumbai | Siliguri |
|---|---|---|
| PM2.5(µg/m³) | 22.80 | 82.20 |
| PM10(µg/m³) | 40.50 | 105.70 |
| NO₂(µg/m³) | 23.40 | 15.40 |
| SO₂(µg/m³) | 22.10 | 6.50 |
| O₃(µg/m³) | 18.00 | 95.00 |
| CO(µg/m³) | 150.00 | 539.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Navi Mumbai averaged an AQI of 107 while Siliguri averaged 81 — a 26-point (32%) gap, with Navi Mumbai the more polluted and Siliguri the cleaner of the two. On 1804 days when both cities reported, Siliguri was cleaner on 1333 of them; the average daily gap was 65 AQI points.
Seasonality & days
Navi Mumbai peaks in January, while Siliguri peaks in February. Navi Mumbai logged 0.2% Severe days and 43.6% Good-or-Satisfactory days; Siliguri was 0.1% Severe and 61.8% Good-or-Satisfactory. Longest clean-air streaks: Navi Mumbai 57 days, Siliguri 180 days.
Year-over-year progress
Navi Mumbai has worsened by 29 AQI points (37.2%) from 2016 to 2024; Siliguri has improved by 39 AQI points (32.5%) over the same window. The worst recorded day for Navi Mumbai reached AQI 477 at Airoli Navi (MPCB) on 2019-04-14; Siliguri hit AQI 415 at Ward-32 Bapupara (WBPCB) on 2018-02-08.
Station-level disparity
Navi Mumbai spans 8 CPCB stations with a 37-point spread (min 93, max 130); Siliguri spans 1 stations with a 0-point spread (min 107, max 107).
Verdict
🏆 Navi Mumbai has better air quality with an AQI of 41 compared to Siliguri's 174. That's a significant difference of 133 points.