Kanchipuram vs Maihar
Side-by-side air quality comparison between Kanchipuram and Maihar.
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 | Kanchipuram | Maihar |
|---|---|---|
| PM2.5(µg/m³) | 9.40 | 33.30 |
| PM10(µg/m³) | 11.10 | 49.70 |
| NO₂(µg/m³) | 10.40 | 16.50 |
| SO₂(µg/m³) | 4.60 | 10.40 |
| O₃(µg/m³) | 44.00 | 64.00 |
| CO(µg/m³) | 243.00 | 320.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Kanchipuram averaged an AQI of 51 while Maihar averaged 59 — a 8-point (16%) gap, with Maihar the more polluted and Kanchipuram the cleaner of the two. On 261 days when both cities reported, Maihar was cleaner on 134 of them; the average daily gap was 25 AQI points.
Seasonality & days
Kanchipuram peaks in February, while Maihar peaks in December. Kanchipuram logged 0% Severe days and 94% Good-or-Satisfactory days; Maihar was 0% Severe and 94.4% Good-or-Satisfactory. Longest clean-air streaks: Kanchipuram 18 days, Maihar 72 days.
Year-over-year progress
Kanchipuram has improved by 18 AQI points (26.1%) from 2022 to 2024; Maihar has improved by 9 AQI points (13.2%) over the same window. The worst recorded day for Kanchipuram reached AQI 320 at Kilambi (TNPCB) on 2023-05-22; Maihar hit AQI 262 at Sahilara Maihar (Cements) on 2022-08-25.
Station-level disparity
Kanchipuram spans 1 CPCB stations with a 0-point spread (min 57, max 57); Maihar spans 1 stations with a 0-point spread (min 56, max 56).
Verdict
🏆 Kanchipuram has better air quality with an AQI of 16 compared to Maihar's 56.