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Kishanganj vs Navi Mumbai

Side-by-side air quality comparison between Kishanganj and Navi Mumbai.

Cleaner right now: Navi Mumbai (191-pt gap)Historical head-to-head: Kishanganj cleaner 362/618 daysYoY 20212024: Kishanganj -48.6% · Navi Mumbai +37.2%

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

Kishanganj

Bihar, India

Poor

PM2.5: 99.4 µg/m³

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VS
🏆 Cleaner

Navi Mumbai

Maharashtra, India

Good

PM2.5: 22.8 µg/m³

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Pollutant-level comparison (PM2.5, PM10, O3, NO2, SO2, CO)
PollutantKishanganjNavi Mumbai
PM2.5(µg/m³)99.4022.80
PM10(µg/m³)102.0040.50
NO₂(µg/m³)19.7023.40
SO₂(µg/m³)12.2022.10
O₃(µg/m³)59.0018.00
CO(µg/m³)768.00150.00

CPCB Multi-Year History (2016–2024)

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Summary

Overview

In 2024, Kishanganj averaged an AQI of 144 while Navi Mumbai averaged 107 — a 37-point (35%) gap, with Kishanganj the more polluted and Navi Mumbai the cleaner of the two. On 618 days when both cities reported, Kishanganj was cleaner on 362 of them; the average daily gap was 60 AQI points.

Seasonality & days

Both cities see their worst air in January on average. Kishanganj logged 0.2% Severe days and 37.099999999999994% Good-or-Satisfactory days; Navi Mumbai was 0.2% Severe and 43.6% Good-or-Satisfactory. Longest clean-air streaks: Kishanganj 23 days, Navi Mumbai 57 days.

Year-over-year progress

Kishanganj has improved by 136 AQI points (48.6%) from 2021 to 2024; Navi Mumbai has worsened by 29 AQI points (37.2%) over the same window. The worst recorded day for Kishanganj reached AQI 417 at SDM Office Khagra (BSPCB) on 2022-02-01; Navi Mumbai hit AQI 477 at Airoli Navi (MPCB) on 2019-04-14.

Station-level disparity

Kishanganj spans 1 CPCB stations with a 0-point spread (min 156, max 156); 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 Kishanganj's 232. That's a significant difference of 191 points.

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