Būndi vs Katihar
Side-by-side air quality comparison between Būndi 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 | Būndi | Katihar |
|---|---|---|
| PM2.5(µg/m³) | 21.50 | 109.20 |
| PM10(µg/m³) | 37.30 | 114.30 |
| NO₂(µg/m³) | 6.70 | 31.10 |
| SO₂(µg/m³) | 3.90 | 18.30 |
| O₃(µg/m³) | 48.00 | 43.00 |
| CO(µg/m³) | 189.00 | 770.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Būndi averaged an AQI of 126 while Katihar averaged 123 — a 3-point (2%) gap, with Būndi the more polluted and Katihar the cleaner of the two. On 467 days when both cities reported, Katihar was cleaner on 252 of them; the average daily gap was 56 AQI points.
Seasonality & days
Būndi peaks in January, while Katihar peaks in December. Būndi logged 0% Severe days and 31% Good-or-Satisfactory days; Katihar was 3.1% Severe and 26.9% Good-or-Satisfactory. Longest clean-air streaks: Būndi 23 days, Katihar 19 days.
Year-over-year progress
Būndi has improved by 18 AQI points (12.5%) from 2023 to 2024; Katihar has improved by 188 AQI points (60.5%) over the same window. The worst recorded day for Būndi reached AQI 353 at New Colony (RSPCB) on 2023-12-25; Katihar hit AQI 465 at Mirchaibari (BSPCB) on 2023-01-23.
Station-level disparity
Būndi spans 1 CPCB stations with a 0-point spread (min 133, max 133); Katihar spans 1 stations with a 0-point spread (min 185, max 185).
Verdict
🏆 Būndi has better air quality with an AQI of 37 compared to Katihar's 264. That's a significant difference of 227 points.