Mangalore vs Saharsa
Side-by-side air quality comparison between Mangalore and Saharsa.
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 | Saharsa |
|---|---|---|
| PM2.5(µg/m³) | 9.00 | 99.90 |
| PM10(µg/m³) | 15.50 | 105.70 |
| NO₂(µg/m³) | 5.10 | 26.10 |
| SO₂(µg/m³) | 1.80 | 13.00 |
| O₃(µg/m³) | 48.00 | 62.00 |
| CO(µg/m³) | 169.00 | 670.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Mangalore averaged an AQI of 61 while Saharsa averaged 139 — a 78-point (128%) gap, with Saharsa the more polluted and Mangalore the cleaner of the two. On 844 days when both cities reported, Mangalore was cleaner on 752 of them; the average daily gap was 122 AQI points.
Seasonality & days
Mangalore peaks in February, while Saharsa peaks in January. Mangalore logged 0% Severe days and 87.2% Good-or-Satisfactory days; Saharsa was 1.4% Severe and 28.4% Good-or-Satisfactory. Longest clean-air streaks: Mangalore 64 days, Saharsa 20 days.
Year-over-year progress
Mangalore has improved by 9 AQI points (12.9%) from 2021 to 2024; Saharsa has improved by 139 AQI points (50%) over the same window. The worst recorded day for Mangalore reached AQI 235 at Kadri (KSPCB) on 2023-11-17; Saharsa hit AQI 454 at Police Line (BSPCB) on 2022-12-13.
Station-level disparity
Mangalore spans 1 CPCB stations with a 0-point spread (min 68, max 68); Saharsa spans 1 stations with a 0-point spread (min 188, max 188).
Verdict
🏆 Mangalore has better air quality with an AQI of 16 compared to Saharsa's 234. That's a significant difference of 218 points.