Chapra vs Navi Mumbai
Side-by-side air quality comparison between Chapra 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 | Chapra | Navi Mumbai |
|---|---|---|
| PM2.5(µg/m³) | 102.90 | 22.80 |
| PM10(µg/m³) | 117.10 | 40.50 |
| NO₂(µg/m³) | 42.70 | 23.40 |
| SO₂(µg/m³) | 15.30 | 22.10 |
| O₃(µg/m³) | 46.00 | 18.00 |
| CO(µg/m³) | 805.00 | 150.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Chapra averaged an AQI of 149 while Navi Mumbai averaged 107 — a 42-point (39%) gap, with Chapra the more polluted and Navi Mumbai the cleaner of the two. On 638 days when both cities reported, Navi Mumbai was cleaner on 363 of them; the average daily gap was 66 AQI points.
Seasonality & days
Both cities see their worst air in January on average. Chapra logged 2.4% Severe days and 26.8% Good-or-Satisfactory days; Navi Mumbai was 0.2% Severe and 43.6% Good-or-Satisfactory. Longest clean-air streaks: Chapra 14 days, Navi Mumbai 57 days.
Year-over-year progress
Chapra has improved by 181 AQI points (54.8%) from 2021 to 2024; Navi Mumbai has worsened by 29 AQI points (37.2%) over the same window. The worst recorded day for Chapra reached AQI 452 at Darshan Nagar (BSPCB) on 2022-12-20; Navi Mumbai hit AQI 477 at Airoli Navi (MPCB) on 2019-04-14.
Station-level disparity
Chapra spans 1 CPCB stations with a 0-point spread (min 195, max 195); Navi Mumbai spans 8 stations with a 37-point spread (min 93, max 130).
Verdict
🏆 Navi Mumbai has better air quality with an AQI of 41 compared to Chapra's 244. That's a significant difference of 203 points.