Hajipur vs Pune
Side-by-side air quality comparison between Hajipur and Pune.
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 | Hajipur | Pune |
|---|---|---|
| PM2.5(µg/m³) | 97.80 | 16.30 |
| PM10(µg/m³) | 109.40 | 35.50 |
| NO₂(µg/m³) | 40.50 | 10.00 |
| SO₂(µg/m³) | 18.90 | 9.20 |
| O₃(µg/m³) | 52.00 | 36.00 |
| CO(µg/m³) | 725.00 | 152.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Hajipur averaged an AQI of 173 while Pune averaged 97 — a 76-point (78%) gap, with Hajipur the more polluted and Pune the cleaner of the two. On 1076 days when both cities reported, Pune was cleaner on 585 of them; the average daily gap was 58 AQI points.
Seasonality & days
Hajipur peaks in December, while Pune peaks in November. Hajipur logged 0.3% Severe days and 36.6% Good-or-Satisfactory days; Pune was 0.1% Severe and 44.8% Good-or-Satisfactory. Longest clean-air streaks: Hajipur 36 days, Pune 92 days.
Year-over-year progress
Hajipur has worsened by 74 AQI points (74.7%) from 2020 to 2024; Pune has improved by 7 AQI points (6.7%) over the same window. The worst recorded day for Hajipur reached AQI 427 at Industrial Area (BSPCB) on 2024-11-12; Pune hit AQI 435 at Alandi (IITM) on 2024-01-29.
Station-level disparity
Hajipur spans 1 CPCB stations with a 0-point spread (min 149, max 149); Pune spans 12 stations with a 54-point spread (min 68, max 122).
Verdict
🏆 Pune has better air quality with an AQI of 36 compared to Hajipur's 227. That's a significant difference of 191 points.