Bangalore vs Karnal
Side-by-side air quality comparison between Bangalore 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 | Bangalore | Karnal |
|---|---|---|
| PM2.5(µg/m³) | 5.10 | 130.90 |
| PM10(µg/m³) | 5.60 | 553.20 |
| NO₂(µg/m³) | 9.50 | 43.30 |
| SO₂(µg/m³) | 4.20 | 17.00 |
| O₃(µg/m³) | 35.00 | 43.00 |
| CO(µg/m³) | 290.00 | 906.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bangalore averaged an AQI of 74 while Karnal averaged 102 — a 28-point (38%) gap, with Karnal the more polluted and Bangalore the cleaner of the two. On 2024 days when both cities reported, Karnal was cleaner on 1053 of them; the average daily gap was 63 AQI points.
Seasonality & days
Bangalore peaks in March, while Karnal peaks in November. Bangalore logged 0.5% Severe days and 42.6% Good-or-Satisfactory days; Karnal was 0.1% Severe and 46.2% Good-or-Satisfactory. Longest clean-air streaks: Bangalore 31 days, Karnal 53 days.
Year-over-year progress
Bangalore has improved by 26 AQI points (26%) from 2016 to 2024; Karnal has improved by 71 AQI points (41%) over the same window. The worst recorded day for Bangalore reached AQI 500 at Silk Board (KSPCB) on 2024-01-10; Karnal hit AQI 456 at Sector-12 (HSPCB) on 2019-11-03.
Station-level disparity
Bangalore spans 14 CPCB stations with a 50-point spread (min 49, max 99); Karnal spans 1 stations with a 0-point spread (min 128, max 128).
Verdict
🏆 Bangalore has better air quality with an AQI of 9 compared to Karnal's 473. That's a significant difference of 464 points.