Angul vs Katni
Side-by-side air quality comparison between Angul and Katni.
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 | Angul | Katni |
|---|---|---|
| PM2.5(µg/m³) | 66.60 | 30.30 |
| PM10(µg/m³) | 72.90 | 46.10 |
| NO₂(µg/m³) | 20.10 | 9.10 |
| SO₂(µg/m³) | 10.00 | 5.30 |
| O₃(µg/m³) | 60.00 | 76.00 |
| CO(µg/m³) | 618.00 | 191.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Angul averaged an AQI of 149 while Katni averaged 105 — a 44-point (42%) gap, with Angul the more polluted and Katni the cleaner of the two. On 386 days when both cities reported, Katni was cleaner on 286 of them; the average daily gap was 61 AQI points.
Seasonality & days
Angul peaks in January, while Katni peaks in November. Angul logged 0% Severe days and 32.1% Good-or-Satisfactory days; Katni was 0% Severe and 39.3% Good-or-Satisfactory. Longest clean-air streaks: Angul 23 days, Katni 62 days.
Year-over-year progress
Angul has improved by 89 AQI points (37.4%) from 2023 to 2024; Katni has improved by 93 AQI points (47%) over the same window. The worst recorded day for Angul reached AQI 370 at Hakimapada (OSPCB) on 2024-01-29; Katni hit AQI 350 at Gole Bazar (MPPCB) on 2019-11-01.
Station-level disparity
Angul spans 1 CPCB stations with a 0-point spread (min 163, max 163); Katni spans 1 stations with a 0-point spread (min 137, max 137).
Verdict
🏆 Katni has better air quality with an AQI of 51 compared to Angul's 123. That's a significant difference of 72 points.