Bangalore vs Prayagraj
Side-by-side air quality comparison between Bangalore and Prayagraj.
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 | Prayagraj |
|---|---|---|
| PM2.5(µg/m³) | 3.20 | 32.10 |
| PM10(µg/m³) | 3.40 | 75.90 |
| NO₂(µg/m³) | 2.30 | 0.60 |
| SO₂(µg/m³) | 2.70 | 5.40 |
| O₃(µg/m³) | 88.00 | 155.00 |
| CO(µg/m³) | 222.00 | 202.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bangalore averaged an AQI of 74 while Prayagraj averaged 80 — a 6-point (8%) gap, with Prayagraj the more polluted and Bangalore the cleaner of the two. On 938 days when both cities reported, Prayagraj was cleaner on 550 of them; the average daily gap was 53 AQI points.
Seasonality & days
Bangalore peaks in March, while Prayagraj peaks in November. Bangalore logged 0.5% Severe days and 42.6% Good-or-Satisfactory days; Prayagraj was 0.2% Severe and 48% Good-or-Satisfactory. Longest clean-air streaks: Bangalore 31 days, Prayagraj 69 days.
Year-over-year progress
Bangalore has improved by 26 AQI points (26%) from 2016 to 2024; Prayagraj has improved by 42 AQI points (34.4%) over the same window. The worst recorded day for Bangalore reached AQI 500 at Silk Board (KSPCB) on 2024-01-10; Prayagraj hit AQI 416 at Nagar Nigam (UPPCB) on 2021-11-08.
Station-level disparity
Bangalore spans 14 CPCB stations with a 50-point spread (min 49, max 99); Prayagraj spans 3 stations with a 9-point spread (min 96, max 105).
Verdict
🏆 Bangalore has better air quality with an AQI of 5 compared to Prayagraj's 76. That's a significant difference of 71 points.