Haldia vs Kanchipuram
Side-by-side air quality comparison between Haldia 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, Haldia averaged an AQI of 90 while Kanchipuram averaged 51 — a 39-point (76%) gap, with Haldia the more polluted and Kanchipuram the cleaner of the two. On 284 days when both cities reported, Kanchipuram was cleaner on 214 of them; the average daily gap was 48 AQI points.
Seasonality & days
Haldia peaks in December, while Kanchipuram peaks in February. Haldia logged 0% Severe days and 65.4% Good-or-Satisfactory days; Kanchipuram was 0% Severe and 94% Good-or-Satisfactory. Longest clean-air streaks: Haldia 51 days, Kanchipuram 18 days.
Year-over-year progress
Haldia has worsened by 8 AQI points (9.8%) from 2023 to 2024; Kanchipuram has improved by 18 AQI points (26.1%) over the same window. The worst recorded day for Haldia reached AQI 322 at Priyambada Housing Estate (WBPCB) on 2024-11-26; Kanchipuram hit AQI 320 at Kilambi (TNPCB) on 2023-05-22.
Station-level disparity
Haldia spans 1 CPCB stations with a 0-point spread (min 86, max 86); Kanchipuram spans 1 stations with a 0-point spread (min 57, max 57).