Karnal vs Sasaram
Side-by-side air quality comparison between Karnal and Sasaram.
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 | Karnal | Sasaram |
|---|---|---|
| PM2.5(µg/m³) | 110.80 | 85.70 |
| PM10(µg/m³) | 258.90 | 96.90 |
| NO₂(µg/m³) | 55.20 | 33.60 |
| SO₂(µg/m³) | 12.50 | 12.90 |
| O₃(µg/m³) | 10.00 | 52.00 |
| CO(µg/m³) | 1037.00 | 638.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Karnal averaged an AQI of 102 while Sasaram averaged 109 — a 7-point (7%) gap, with Sasaram the more polluted and Karnal the cleaner of the two. On 866 days when both cities reported, Karnal was cleaner on 528 of them; the average daily gap was 69 AQI points.
Seasonality & days
Karnal peaks in November, while Sasaram peaks in January. Karnal logged 0.1% Severe days and 46.2% Good-or-Satisfactory days; Sasaram was 0.1% Severe and 37% Good-or-Satisfactory. Longest clean-air streaks: Karnal 53 days, Sasaram 27 days.
Year-over-year progress
Karnal has improved by 71 AQI points (41%) from 2019 to 2024; Sasaram has improved by 166 AQI points (60.4%) over the same window. The worst recorded day for Karnal reached AQI 456 at Sector-12 (HSPCB) on 2019-11-03; Sasaram hit AQI 401 at Dada Peer (BSPCB) on 2021-11-28.
Station-level disparity
Karnal spans 1 CPCB stations with a 0-point spread (min 128, max 128); Sasaram spans 1 stations with a 0-point spread (min 148, max 148).
Verdict
🏆 Sasaram has better air quality with an AQI of 186 compared to Karnal's 270. That's a significant difference of 84 points.