Mangalore vs Samastipur
Side-by-side air quality comparison between Mangalore and Samastipur.
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 | Mangalore | Samastipur |
|---|---|---|
| PM2.5(µg/m³) | 8.30 | 124.30 |
| PM10(µg/m³) | 14.90 | 140.20 |
| NO₂(µg/m³) | 5.20 | 60.30 |
| SO₂(µg/m³) | 1.80 | 19.10 |
| O₃(µg/m³) | 45.00 | 14.00 |
| CO(µg/m³) | 166.00 | 804.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Mangalore averaged an AQI of 61 while Samastipur averaged 134 — a 73-point (120%) gap, with Samastipur the more polluted and Mangalore the cleaner of the two. On 729 days when both cities reported, Mangalore was cleaner on 687 of them; the average daily gap was 110 AQI points.
Seasonality & days
Mangalore peaks in February, while Samastipur peaks in January. Mangalore logged 0% Severe days and 87.2% Good-or-Satisfactory days; Samastipur was 1.4% Severe and 23.400000000000002% Good-or-Satisfactory. Longest clean-air streaks: Mangalore 64 days, Samastipur 9 days.
Year-over-year progress
Mangalore has improved by 9 AQI points (12.9%) from 2021 to 2024; Samastipur has improved by 84 AQI points (38.5%) over the same window. The worst recorded day for Mangalore reached AQI 235 at Kadri (KSPCB) on 2023-11-17; Samastipur hit AQI 459 at DM Office Kasipur (BSPCB) on 2023-01-01.
Station-level disparity
Mangalore spans 1 CPCB stations with a 0-point spread (min 68, max 68); Samastipur spans 1 stations with a 0-point spread (min 177, max 177).
Verdict
🏆 Mangalore has better air quality with an AQI of 15 compared to Samastipur's 304. That's a significant difference of 289 points.