Prayagraj vs Puducherry
Side-by-side air quality comparison between Prayagraj and Puducherry.
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, Prayagraj averaged an AQI of 80 while Puducherry averaged 55 — a 25-point (45%) gap, with Prayagraj the more polluted and Puducherry the cleaner of the two. On 877 days when both cities reported, Puducherry was cleaner on 762 of them; the average daily gap was 67 AQI points.
Seasonality & days
Prayagraj peaks in November, while Puducherry peaks in December. Prayagraj logged 0.2% Severe days and 48% Good-or-Satisfactory days; Puducherry was 0% Severe and 95.4% Good-or-Satisfactory. Longest clean-air streaks: Prayagraj 69 days, Puducherry 117 days.
Year-over-year progress
Prayagraj has improved by 42 AQI points (34.4%) from 2021 to 2024; Puducherry has worsened by 1 AQI points (1.9%) over the same window. The worst recorded day for Prayagraj reached AQI 416 at Nagar Nigam (UPPCB) on 2021-11-08; Puducherry hit AQI 274 at Jawahar Nagar (PPCC) on 2022-10-25.
Station-level disparity
Prayagraj spans 3 CPCB stations with a 9-point spread (min 96, max 105); Puducherry spans 1 stations with a 0-point spread (min 56, max 56).