Bangalore vs Kalyān
Side-by-side air quality comparison between Bangalore and Kalyān.
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 | Kalyān |
|---|---|---|
| PM2.5(µg/m³) | 5.10 | 23.70 |
| PM10(µg/m³) | 5.60 | 40.90 |
| NO₂(µg/m³) | 9.50 | 20.60 |
| SO₂(µg/m³) | 4.20 | 23.00 |
| O₃(µg/m³) | 35.00 | 23.00 |
| CO(µg/m³) | 290.00 | 186.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bangalore averaged an AQI of 74 while Kalyān averaged 95 — a 21-point (28%) gap, with Kalyān the more polluted and Bangalore the cleaner of the two. On 1414 days when both cities reported, Kalyān was cleaner on 789 of them; the average daily gap was 56 AQI points.
Seasonality & days
Bangalore peaks in March, while Kalyān peaks in January. Bangalore logged 0.5% Severe days and 42.6% Good-or-Satisfactory days; Kalyān was 0.1% Severe and 46.4% Good-or-Satisfactory. Longest clean-air streaks: Bangalore 31 days, Kalyān 78 days.
Year-over-year progress
Bangalore has improved by 26 AQI points (26%) from 2016 to 2024; Kalyān has improved by 4 AQI points (4%) over the same window. The worst recorded day for Bangalore reached AQI 500 at Silk Board (KSPCB) on 2024-01-10; Kalyān hit AQI 414 at Khadakpada (MPCB) on 2022-01-24.
Station-level disparity
Bangalore spans 14 CPCB stations with a 50-point spread (min 49, max 99); Kalyān spans 2 stations with a 18-point spread (min 98, max 116).
Verdict
🏆 Bangalore has better air quality with an AQI of 9 compared to Kalyān's 41.