Bangalore vs Motihari
Side-by-side air quality comparison between Bangalore and Motihari.
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 | Bangalore | Motihari |
|---|---|---|
| PM2.5(µg/m³) | 5.10 | 152.70 |
| PM10(µg/m³) | 5.60 | 170.90 |
| NO₂(µg/m³) | 9.50 | 59.80 |
| SO₂(µg/m³) | 4.20 | 22.90 |
| O₃(µg/m³) | 35.00 | 45.00 |
| CO(µg/m³) | 290.00 | 1174.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bangalore averaged an AQI of 74 while Motihari averaged 116 — a 42-point (57%) gap, with Motihari the more polluted and Bangalore the cleaner of the two. On 969 days when both cities reported, Bangalore was cleaner on 534 of them; the average daily gap was 77 AQI points.
Seasonality & days
Bangalore peaks in March, while Motihari peaks in November. Bangalore logged 0.5% Severe days and 42.6% Good-or-Satisfactory days; Motihari was 1.2% Severe and 39.1% Good-or-Satisfactory. Longest clean-air streaks: Bangalore 31 days, Motihari 26 days.
Year-over-year progress
Bangalore has improved by 26 AQI points (26%) from 2016 to 2024; Motihari has improved by 106 AQI points (47.7%) over the same window. The worst recorded day for Bangalore reached AQI 500 at Silk Board (KSPCB) on 2024-01-10; Motihari hit AQI 448 at Gandak Colony (BSPCB) on 2022-11-17.
Station-level disparity
Bangalore spans 14 CPCB stations with a 50-point spread (min 49, max 99); Motihari spans 1 stations with a 0-point spread (min 153, max 153).
Verdict
🏆 Bangalore has better air quality with an AQI of 9 compared to Motihari's 326. That's a significant difference of 317 points.