Ghaziabad vs Patna
Side-by-side air quality comparison between Ghaziabad and Patna.
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
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Ghaziabad averaged an AQI of 177 while Patna averaged 172 — a 5-point (3%) gap, with Ghaziabad the more polluted and Patna the cleaner of the two. On 2233 days when both cities reported, Patna was cleaner on 1384 of them; the average daily gap was 73 AQI points.
Seasonality & days
Ghaziabad peaks in November, while Patna peaks in December. Ghaziabad logged 12.2% Severe days and 13.700000000000001% Good-or-Satisfactory days; Patna was 7.5% Severe and 19.400000000000002% Good-or-Satisfactory. Longest clean-air streaks: Ghaziabad 19 days, Patna 30 days.
Year-over-year progress
Ghaziabad has improved by 115 AQI points (39.4%) from 2017 to 2024; Patna has improved by 40 AQI points (18.9%) over the same window. The worst recorded day for Ghaziabad reached AQI 500 at Vasundhara (UPPCB) on 2017-12-21; Patna hit AQI 491 at IGSC Planetarium Complex (BSPCB) on 2016-01-01.
Station-level disparity
Ghaziabad spans 4 CPCB stations with a 30-point spread (min 198, max 228); Patna spans 6 stations with a 39-point spread (min 154, max 193).