Katihar vs Pāli
Side-by-side air quality comparison between Katihar and Pāli.
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 | Katihar | Pāli |
|---|---|---|
| PM2.5(µg/m³) | 105.90 | 33.50 |
| PM10(µg/m³) | 109.00 | 94.30 |
| NO₂(µg/m³) | 25.20 | 3.00 |
| SO₂(µg/m³) | 20.10 | 2.10 |
| O₃(µg/m³) | 67.00 | 58.00 |
| CO(µg/m³) | 727.00 | 143.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Katihar averaged an AQI of 123 while Pāli averaged 134 — a 11-point (9%) gap, with Pāli the more polluted and Katihar the cleaner of the two. On 922 days when both cities reported, Pāli was cleaner on 613 of them; the average daily gap was 99 AQI points.
Seasonality & days
Katihar peaks in December, while Pāli peaks in May. Katihar logged 3.1% Severe days and 26.9% Good-or-Satisfactory days; Pāli was 0% Severe and 40.099999999999994% Good-or-Satisfactory. Longest clean-air streaks: Katihar 19 days, Pāli 38 days.
Year-over-year progress
Katihar has improved by 188 AQI points (60.5%) from 2021 to 2024; Pāli has improved by 47 AQI points (26%) over the same window. The worst recorded day for Katihar reached AQI 465 at Mirchaibari (BSPCB) on 2023-01-23; Pāli hit AQI 453 at Indira Colony Vistar (RSPCB) on 2019-04-16.
Station-level disparity
Katihar spans 1 CPCB stations with a 0-point spread (min 185, max 185); Pāli spans 1 stations with a 0-point spread (min 123, max 123).
Verdict
🏆 Pāli has better air quality with an AQI of 94 compared to Katihar's 253. That's a significant difference of 159 points.