Alwar vs Kanchipuram
Side-by-side air quality comparison between Alwar and Kanchipuram.
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, Alwar averaged an AQI of 88 while Kanchipuram averaged 51 — a 37-point (73%) gap, with Alwar the more polluted and Kanchipuram the cleaner of the two. On 344 days when both cities reported, Kanchipuram was cleaner on 286 of them; the average daily gap was 41 AQI points.
Seasonality & days
Alwar peaks in November, while Kanchipuram peaks in February. Alwar logged 0% Severe days and 70.2% Good-or-Satisfactory days; Kanchipuram was 0% Severe and 94% Good-or-Satisfactory. Longest clean-air streaks: Alwar 97 days, Kanchipuram 18 days.
Year-over-year progress
Alwar has improved by 125 AQI points (58.7%) from 2017 to 2024; Kanchipuram has improved by 18 AQI points (26.1%) over the same window. The worst recorded day for Alwar reached AQI 356 at Moti Doongri (RSPCB) on 2017-11-11; Kanchipuram hit AQI 320 at Kilambi (TNPCB) on 2023-05-22.
Station-level disparity
Alwar spans 1 CPCB stations with a 0-point spread (min 95, max 95); Kanchipuram spans 1 stations with a 0-point spread (min 57, max 57).