Jālna vs Katihar
Side-by-side air quality comparison between Jālna and Katihar.
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 | Jālna | Katihar |
|---|---|---|
| PM2.5(µg/m³) | 20.40 | 105.90 |
| PM10(µg/m³) | 35.00 | 109.00 |
| NO₂(µg/m³) | 6.20 | 25.20 |
| SO₂(µg/m³) | 7.40 | 20.10 |
| O₃(µg/m³) | 67.00 | 67.00 |
| CO(µg/m³) | 154.00 | 727.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Jālna averaged an AQI of 115 while Katihar averaged 123 — a 8-point (7%) gap, with Katihar the more polluted and Jālna the cleaner of the two. On 404 days when both cities reported, Jālna was cleaner on 257 of them; the average daily gap was 73 AQI points.
Seasonality & days
Jālna peaks in March, while Katihar peaks in December. Jālna logged 0% Severe days and 53.1% Good-or-Satisfactory days; Katihar was 3.1% Severe and 26.9% Good-or-Satisfactory. Longest clean-air streaks: Jālna 17 days, Katihar 19 days.
Year-over-year progress
Jālna has worsened by 18 AQI points (18.6%) from 2023 to 2024; Katihar has improved by 188 AQI points (60.5%) over the same window. The worst recorded day for Jālna reached AQI 335 at Old MIDC (MPCB) on 2024-03-07; Katihar hit AQI 465 at Mirchaibari (BSPCB) on 2023-01-23.
Station-level disparity
Jālna spans 1 CPCB stations with a 0-point spread (min 109, max 109); Katihar spans 1 stations with a 0-point spread (min 185, max 185).
Verdict
🏆 Jālna has better air quality with an AQI of 35 compared to Katihar's 253. That's a significant difference of 218 points.