Hajipur vs Karnal
Side-by-side air quality comparison between Hajipur and Karnal.
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 | Karnal |
|---|---|---|
| PM2.5(µg/m³) | 92.90 | 146.20 |
| PM10(µg/m³) | 108.50 | 707.80 |
| NO₂(µg/m³) | 29.40 | 33.40 |
| SO₂(µg/m³) | 20.10 | 22.00 |
| O₃(µg/m³) | 99.00 | 80.00 |
| CO(µg/m³) | 651.00 | 672.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Hajipur averaged an AQI of 173 while Karnal averaged 102 — a 71-point (70%) gap, with Hajipur the more polluted and Karnal the cleaner of the two. On 1493 days when both cities reported, Karnal was cleaner on 984 of them; the average daily gap was 67 AQI points.
Seasonality & days
Hajipur peaks in December, while Karnal peaks in November. Hajipur logged 0.3% Severe days and 36.6% Good-or-Satisfactory days; Karnal was 0.1% Severe and 46.2% Good-or-Satisfactory. Longest clean-air streaks: Hajipur 36 days, Karnal 53 days.
Year-over-year progress
Hajipur has worsened by 74 AQI points (74.7%) from 2020 to 2024; Karnal has improved by 71 AQI points (41%) over the same window. The worst recorded day for Hajipur reached AQI 427 at Industrial Area (BSPCB) on 2024-11-12; Karnal hit AQI 456 at Sector-12 (HSPCB) on 2019-11-03.
Station-level disparity
Hajipur spans 1 CPCB stations with a 0-point spread (min 149, max 149); Karnal spans 1 stations with a 0-point spread (min 128, max 128).
Verdict
🏆 Hajipur has better air quality with an AQI of 211 compared to Karnal's 500. That's a significant difference of 289 points.