Katni vs Kolār
Side-by-side air quality comparison between Katni 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 | Katni | Kolār |
|---|---|---|
| PM2.5(µg/m³) | 30.30 | 5.10 |
| PM10(µg/m³) | 46.10 | 6.20 |
| NO₂(µg/m³) | 9.10 | 8.80 |
| SO₂(µg/m³) | 5.30 | 4.30 |
| O₃(µg/m³) | 76.00 | 34.00 |
| CO(µg/m³) | 191.00 | 183.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Katni averaged an AQI of 105 while Kolār averaged 65 — a 40-point (62%) gap, with Katni the more polluted and Kolār the cleaner of the two. On 980 days when both cities reported, Kolār was cleaner on 844 of them; the average daily gap was 86 AQI points.
Seasonality & days
Katni peaks in November, while Kolār peaks in September. Katni logged 0% Severe days and 39.3% Good-or-Satisfactory days; Kolār was 0.9% Severe and 85.30000000000001% Good-or-Satisfactory. Longest clean-air streaks: Katni 62 days, Kolār 17 days.
Year-over-year progress
Katni has improved by 93 AQI points (47%) from 2019 to 2024; Kolār has improved by 56 AQI points (46.3%) over the same window. The worst recorded day for Katni reached AQI 350 at Gole Bazar (MPPCB) on 2019-11-01; Kolār hit AQI 500 at Tamaka Ind Area (KSPCB) on 2018-09-18.
Station-level disparity
Katni spans 1 CPCB stations with a 0-point spread (min 137, max 137); Kolār spans 1 stations with a 0-point spread (min 71, max 71).
Verdict
🏆 Kolār has better air quality with an AQI of 9 compared to Katni's 51.