Bihar Sharif vs Karnal
Side-by-side air quality comparison between Bihar Sharif 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 | Bihar Sharif | Karnal |
|---|---|---|
| PM2.5(µg/m³) | 71.90 | 130.90 |
| PM10(µg/m³) | 79.40 | 553.20 |
| NO₂(µg/m³) | 27.20 | 43.30 |
| SO₂(µg/m³) | 14.60 | 17.00 |
| O₃(µg/m³) | 64.00 | 43.00 |
| CO(µg/m³) | 543.00 | 906.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bihar Sharif averaged an AQI of 115 while Karnal averaged 102 — a 13-point (13%) gap, with Bihar Sharif the more polluted and Karnal the cleaner of the two. On 853 days when both cities reported, Karnal was cleaner on 529 of them; the average daily gap was 70 AQI points.
Seasonality & days
Bihar Sharif peaks in December, while Karnal peaks in November. Bihar Sharif logged 1% Severe days and 39.1% Good-or-Satisfactory days; Karnal was 0.1% Severe and 46.2% Good-or-Satisfactory. Longest clean-air streaks: Bihar Sharif 32 days, Karnal 53 days.
Year-over-year progress
Bihar Sharif has improved by 138 AQI points (54.5%) from 2021 to 2024; Karnal has improved by 71 AQI points (41%) over the same window. The worst recorded day for Bihar Sharif reached AQI 433 at D M Colony Bihar (BSPCB) on 2021-12-24; Karnal hit AQI 456 at Sector-12 (HSPCB) on 2019-11-03.
Station-level disparity
Bihar Sharif spans 1 CPCB stations with a 0-point spread (min 146, max 146); Karnal spans 1 stations with a 0-point spread (min 128, max 128).
Verdict
🏆 Bihar Sharif has better air quality with an AQI of 140 compared to Karnal's 473. That's a significant difference of 333 points.