Motihari vs Patna
Side-by-side air quality comparison between Motihari and Patna.
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 | Motihari | Patna |
|---|---|---|
| PM2.5(µg/m³) | 152.70 | 97.80 |
| PM10(µg/m³) | 170.90 | 109.40 |
| NO₂(µg/m³) | 59.80 | 40.50 |
| SO₂(µg/m³) | 22.90 | 18.90 |
| O₃(µg/m³) | 45.00 | 52.00 |
| CO(µg/m³) | 1174.00 | 667.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Motihari averaged an AQI of 116 while Patna averaged 172 — a 56-point (48%) gap, with Patna the more polluted and Motihari the cleaner of the two. On 969 days when both cities reported, Motihari was cleaner on 901 of them; the average daily gap was 109 AQI points.
Seasonality & days
Motihari peaks in November, while Patna peaks in December. Motihari logged 1.2% Severe days and 39.1% Good-or-Satisfactory days; Patna was 7.5% Severe and 19.400000000000002% Good-or-Satisfactory. Longest clean-air streaks: Motihari 26 days, Patna 30 days.
Year-over-year progress
Motihari has improved by 106 AQI points (47.7%) from 2021 to 2024; Patna has improved by 40 AQI points (18.9%) over the same window. The worst recorded day for Motihari reached AQI 448 at Gandak Colony (BSPCB) on 2022-11-17; Patna hit AQI 491 at IGSC Planetarium Complex (BSPCB) on 2016-01-01.
Station-level disparity
Motihari spans 1 CPCB stations with a 0-point spread (min 153, max 153); Patna spans 6 stations with a 39-point spread (min 154, max 193).
Verdict
🏆 Patna has better air quality with an AQI of 227 compared to Motihari's 326. That's a significant difference of 99 points.