Gaya vs Prayagraj
Side-by-side air quality comparison between Gaya 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 | Gaya | Prayagraj |
|---|---|---|
| PM2.5(µg/m³) | 61.20 | 61.00 |
| PM10(µg/m³) | 73.80 | 73.80 |
| NO₂(µg/m³) | 16.60 | 45.90 |
| SO₂(µg/m³) | 13.20 | 15.60 |
| O₃(µg/m³) | 86.00 | 36.00 |
| CO(µg/m³) | 309.00 | 240.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Gaya averaged an AQI of 110 while Prayagraj averaged 80 — a 30-point (38%) gap, with Gaya the more polluted and Prayagraj the cleaner of the two. On 928 days when both cities reported, Prayagraj was cleaner on 718 of them; the average daily gap was 75 AQI points.
Seasonality & days
Gaya peaks in January, while Prayagraj peaks in November. Gaya logged 1.7% Severe days and 32% Good-or-Satisfactory days; Prayagraj was 0.2% Severe and 48% Good-or-Satisfactory. Longest clean-air streaks: Gaya 52 days, Prayagraj 69 days.
Year-over-year progress
Gaya has improved by 89 AQI points (44.7%) from 2016 to 2024; Prayagraj has improved by 42 AQI points (34.4%) over the same window. The worst recorded day for Gaya reached AQI 500 at Collectorate (BSPCB) on 2016-10-15; Prayagraj hit AQI 416 at Nagar Nigam (UPPCB) on 2021-11-08.
Station-level disparity
Gaya spans 3 CPCB stations with a 85-point spread (min 88, max 173); Prayagraj spans 3 stations with a 9-point spread (min 96, max 105).
Verdict
🏆 Prayagraj has better air quality with an AQI of 104 compared to Gaya's 105.