Kanpur vs Kolār
Side-by-side air quality comparison between Kanpur and Kolār.
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 | Kanpur | Kolār |
|---|---|---|
| PM2.5(µg/m³) | 78.70 | 5.90 |
| PM10(µg/m³) | 154.10 | 7.20 |
| NO₂(µg/m³) | 72.40 | 10.90 |
| SO₂(µg/m³) | 15.60 | 4.70 |
| O₃(µg/m³) | 2.00 | 35.00 |
| CO(µg/m³) | 381.00 | 189.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Kanpur averaged an AQI of 109 while Kolār averaged 65 — a 44-point (68%) gap, with Kanpur the more polluted and Kolār the cleaner of the two. On 969 days when both cities reported, Kolār was cleaner on 864 of them; the average daily gap was 110 AQI points.
Seasonality & days
Kanpur peaks in November, while Kolār peaks in September. Kanpur logged 3.8% Severe days and 36.2% Good-or-Satisfactory days; Kolār was 0.9% Severe and 85.30000000000001% Good-or-Satisfactory. Longest clean-air streaks: Kanpur 70 days, Kolār 17 days.
Year-over-year progress
Kanpur has improved by 96 AQI points (46.8%) from 2016 to 2024; Kolār has improved by 56 AQI points (46.3%) over the same window. The worst recorded day for Kanpur reached AQI 482 at Nehru Nagar (UPPCB) on 2017-12-29; Kolār hit AQI 500 at Tamaka Ind Area (KSPCB) on 2018-09-18.
Station-level disparity
Kanpur spans 4 CPCB stations with a 54-point spread (min 111, max 165); Kolār spans 1 stations with a 0-point spread (min 71, max 71).
Verdict
🏆 Kolār has better air quality with an AQI of 10 compared to Kanpur's 163. That's a significant difference of 153 points.