Balasore vs Samastipur
Side-by-side air quality comparison between Balasore 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 | Balasore | Samastipur |
|---|---|---|
| CO(ppb) | 877.32 | 337.00 |
| NO2(ppb) | 15.73 | 2.40 |
| O3(ppb) | 49.75 | 251.00 |
| PM10(µg/m³) | 111.50 | 96.60 |
| PM2.5(µg/m³) | 43.68 | 71.50 |
| SO2(ppb) | 5.65 | 19.60 |
| NH3(ppb) | 18.67 | — |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Balasore averaged an AQI of 131 while Samastipur averaged 134 — a 3-point (2%) gap, with Samastipur the more polluted and Balasore the cleaner of the two. On 323 days when both cities reported, Balasore was cleaner on 193 of them; the average daily gap was 58 AQI points.
Seasonality & days
Both cities see their worst air in January on average. Balasore logged 0.2% Severe days and 42.9% Good-or-Satisfactory days; Samastipur was 1.4% Severe and 23.400000000000002% Good-or-Satisfactory. Longest clean-air streaks: Balasore 29 days, Samastipur 9 days.
Year-over-year progress
Balasore has improved by 58 AQI points (30.7%) from 2023 to 2024; Samastipur has improved by 84 AQI points (38.5%) over the same window. The worst recorded day for Balasore reached AQI 406 at Kalidaspur (OSPCB) on 2024-01-16; Samastipur hit AQI 459 at DM Office Kasipur (BSPCB) on 2023-01-01.
Station-level disparity
Balasore spans 1 CPCB stations with a 0-point spread (min 141, max 141); Samastipur spans 1 stations with a 0-point spread (min 177, max 177).
Verdict
🏆 Balasore has better air quality with an AQI of 109 compared to Samastipur's 139.