Hisar vs Kanchipuram
Side-by-side air quality comparison between Hisar 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
Pollutant-level comparison (PM2.5, PM10, O3, NO2, SO2, CO)▾
| Pollutant | Hisar | Kanchipuram |
|---|---|---|
| PM2.5(µg/m³) | 85.40 | 7.60 |
| PM10(µg/m³) | 388.40 | 9.30 |
| NO₂(µg/m³) | 17.90 | 6.10 |
| SO₂(µg/m³) | 10.30 | 4.30 |
| O₃(µg/m³) | 93.00 | 58.00 |
| CO(µg/m³) | 335.00 | 208.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Hisar averaged an AQI of 136 while Kanchipuram averaged 51 — a 85-point (167%) gap, with Hisar the more polluted and Kanchipuram the cleaner of the two. On 125 days when both cities reported, Kanchipuram was cleaner on 120 of them; the average daily gap was 118 AQI points.
Seasonality & days
Hisar peaks in November, while Kanchipuram peaks in February. Hisar logged 1.6% Severe days and 29.700000000000003% Good-or-Satisfactory days; Kanchipuram was 0% Severe and 94% Good-or-Satisfactory. Longest clean-air streaks: Hisar 34 days, Kanchipuram 18 days.
Year-over-year progress
Hisar has improved by 39 AQI points (22.3%) from 2019 to 2024; Kanchipuram has improved by 18 AQI points (26.1%) over the same window. The worst recorded day for Hisar reached AQI 490 at Urban Estate-II (HSPCB) on 2019-11-02; Kanchipuram hit AQI 320 at Kilambi (TNPCB) on 2023-05-22.
Station-level disparity
Hisar spans 1 CPCB stations with a 0-point spread (min 168, max 168); Kanchipuram spans 1 stations with a 0-point spread (min 57, max 57).
Verdict
🏆 Kanchipuram has better air quality with an AQI of 13 compared to Hisar's 349. That's a significant difference of 336 points.