Pimpri-Chinchwad vs Samastipur
Side-by-side air quality comparison between Pimpri-Chinchwad 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 | Pimpri-Chinchwad | Samastipur |
|---|---|---|
| PM2.5(µg/m³) | 16.10 | 118.70 |
| PM10(µg/m³) | 34.70 | 131.30 |
| NO₂(µg/m³) | 9.60 | 48.30 |
| SO₂(µg/m³) | 8.00 | 20.10 |
| O₃(µg/m³) | 35.00 | 57.00 |
| CO(µg/m³) | 137.00 | 732.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Pimpri-Chinchwad averaged an AQI of 114 while Samastipur averaged 134 — a 20-point (18%) gap, with Samastipur the more polluted and Pimpri-Chinchwad the cleaner of the two. On 279 days when both cities reported, Pimpri-Chinchwad was cleaner on 151 of them; the average daily gap was 63 AQI points.
Seasonality & days
Pimpri-Chinchwad peaks in November, while Samastipur peaks in January. Pimpri-Chinchwad logged 0% Severe days and 42% Good-or-Satisfactory days; Samastipur was 1.4% Severe and 23.400000000000002% Good-or-Satisfactory. Longest clean-air streaks: Pimpri-Chinchwad 82 days, Samastipur 9 days.
Year-over-year progress
The worst recorded day for Pimpri-Chinchwad reached AQI 341 at Thergaon Pimpri (MPCB) on 2024-11-23; Samastipur hit AQI 459 at DM Office Kasipur (BSPCB) on 2023-01-01.
Station-level disparity
Pimpri-Chinchwad spans 4 CPCB stations with a 20-point spread (min 107, max 127); Samastipur spans 1 stations with a 0-point spread (min 177, max 177).
Verdict
🏆 Pimpri-Chinchwad has better air quality with an AQI of 35 compared to Samastipur's 296. That's a significant difference of 261 points.