Delhi vs Hapur
Side-by-side air quality comparison between Delhi and Hapur.
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 | Delhi | Hapur |
|---|---|---|
| PM2.5(µg/m³) | 78.20 | 71.90 |
| PM10(µg/m³) | 154.10 | 97.30 |
| NO₂(µg/m³) | 47.90 | 36.60 |
| SO₂(µg/m³) | 33.40 | 11.50 |
| O₃(µg/m³) | 43.00 | 36.00 |
| CO(µg/m³) | 545.00 | 589.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Delhi averaged an AQI of 210 while Hapur averaged 142 — a 68-point (48%) gap, with Delhi the more polluted and Hapur the cleaner of the two. On 2036 days when both cities reported, Hapur was cleaner on 2025 of them; the average daily gap was 142 AQI points.
Seasonality & days
Both cities see their worst air in November on average. Delhi logged 18.7% Severe days and 1.7% Good-or-Satisfactory days; Hapur was 1.9% Severe and 36.2% Good-or-Satisfactory. Longest clean-air streaks: Delhi 3 days, Hapur 55 days.
Year-over-year progress
Delhi has improved by 42 AQI points (16.7%) from 2016 to 2024; Hapur has improved by 197 AQI points (58.1%) over the same window. The worst recorded day for Delhi reached AQI 500 at Ashok Vihar (DPCC) on 2024-11-18; Hapur hit AQI 477 at Anand Vihar (UPPCB) on 2019-10-31.
Station-level disparity
Delhi spans 39 CPCB stations with a 84-point spread (min 178, max 262); Hapur spans 1 stations with a 0-point spread (min 159, max 159).
Verdict
🏆 Hapur has better air quality with an AQI of 140 compared to Delhi's 161.