Ludhiana vs Motihari
Side-by-side air quality comparison between Ludhiana 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 | Ludhiana | Motihari |
|---|---|---|
| PM2.5(µg/m³) | 81.70 | 156.00 |
| PM10(µg/m³) | 109.20 | 175.10 |
| NO₂(µg/m³) | 40.40 | 76.90 |
| SO₂(µg/m³) | 15.20 | 22.40 |
| O₃(µg/m³) | 35.00 | 0.00 |
| CO(µg/m³) | 797.00 | 1456.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2021, Ludhiana averaged an AQI of 117 while Motihari averaged 116 — a 1-point (1%) gap, with Ludhiana the more polluted and Motihari the cleaner of the two. On 59 days when both cities reported, Ludhiana was cleaner on 42 of them; the average daily gap was 79 AQI points.
Seasonality & days
Both cities see their worst air in November on average. Ludhiana logged 0.3% Severe days and 53.599999999999994% Good-or-Satisfactory days; Motihari was 1.2% Severe and 39.1% Good-or-Satisfactory. Longest clean-air streaks: Ludhiana 53 days, Motihari 26 days.
Year-over-year progress
Ludhiana has improved by 79 AQI points (40.3%) from 2017 to 2021; Motihari has improved by 106 AQI points (47.7%) over the same window. The worst recorded day for Ludhiana reached AQI 488 at Punjab Agricultural University (PPCB) on 2018-06-14; Motihari hit AQI 448 at Gandak Colony (BSPCB) on 2022-11-17.
Station-level disparity
Ludhiana spans 1 CPCB stations with a 0-point spread (min 118, max 118); Motihari spans 1 stations with a 0-point spread (min 153, max 153).
Verdict
🏆 Ludhiana has better air quality with an AQI of 173 compared to Motihari's 328. That's a significant difference of 155 points.