Pune vs Saharsa
Side-by-side air quality comparison between Pune 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 | Pune | Saharsa |
|---|---|---|
| PM2.5(µg/m³) | 15.60 | 100.60 |
| PM10(µg/m³) | 35.00 | 107.10 |
| NO₂(µg/m³) | 11.00 | 34.10 |
| SO₂(µg/m³) | 9.30 | 11.80 |
| O₃(µg/m³) | 32.00 | 30.00 |
| CO(µg/m³) | 139.00 | 723.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Pune averaged an AQI of 97 while Saharsa averaged 139 — a 42-point (43%) gap, with Saharsa the more polluted and Pune the cleaner of the two. On 516 days when both cities reported, Saharsa was cleaner on 262 of them; the average daily gap was 80 AQI points.
Seasonality & days
Pune peaks in November, while Saharsa peaks in January. Pune logged 0.1% Severe days and 44.8% Good-or-Satisfactory days; Saharsa was 1.4% Severe and 28.4% Good-or-Satisfactory. Longest clean-air streaks: Pune 92 days, Saharsa 20 days.
Year-over-year progress
Pune has improved by 7 AQI points (6.7%) from 2017 to 2024; Saharsa has improved by 139 AQI points (50%) over the same window. The worst recorded day for Pune reached AQI 435 at Alandi (IITM) on 2024-01-29; Saharsa hit AQI 454 at Police Line (BSPCB) on 2022-12-13.
Station-level disparity
Pune spans 12 CPCB stations with a 54-point spread (min 68, max 122); Saharsa spans 1 stations with a 0-point spread (min 188, max 188).
Verdict
🏆 Pune has better air quality with an AQI of 35 compared to Saharsa's 236. That's a significant difference of 201 points.