Ghaziabad vs Hajipur
Side-by-side air quality comparison between Ghaziabad and Hajipur.
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 | Ghaziabad | Hajipur |
|---|---|---|
| PM2.5(µg/m³) | 69.60 | 97.80 |
| PM10(µg/m³) | 96.40 | 109.40 |
| NO₂(µg/m³) | 27.40 | 40.50 |
| SO₂(µg/m³) | 11.00 | 18.90 |
| O₃(µg/m³) | 65.00 | 52.00 |
| CO(µg/m³) | 542.00 | 725.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Ghaziabad averaged an AQI of 177 while Hajipur averaged 173 — a 4-point (2%) gap, with Ghaziabad the more polluted and Hajipur the cleaner of the two. On 1255 days when both cities reported, Hajipur was cleaner on 1053 of them; the average daily gap was 102 AQI points.
Seasonality & days
Ghaziabad peaks in November, while Hajipur peaks in December. Ghaziabad logged 12.2% Severe days and 13.700000000000001% Good-or-Satisfactory days; Hajipur was 0.3% Severe and 36.6% Good-or-Satisfactory. Longest clean-air streaks: Ghaziabad 19 days, Hajipur 36 days.
Year-over-year progress
Ghaziabad has improved by 115 AQI points (39.4%) from 2017 to 2024; Hajipur has worsened by 74 AQI points (74.7%) over the same window. The worst recorded day for Ghaziabad reached AQI 500 at Vasundhara (UPPCB) on 2017-12-21; Hajipur hit AQI 427 at Industrial Area (BSPCB) on 2024-11-12.
Station-level disparity
Ghaziabad spans 4 CPCB stations with a 30-point spread (min 198, max 228); Hajipur spans 1 stations with a 0-point spread (min 149, max 149).
Verdict
🏆 Ghaziabad has better air quality with an AQI of 133 compared to Hajipur's 227. That's a significant difference of 94 points.