Agra vs Katihar
Side-by-side air quality comparison between Agra 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 | Agra | Katihar |
|---|---|---|
| PM2.5(µg/m³) | 62.20 | 109.20 |
| PM10(µg/m³) | 166.70 | 114.30 |
| NO₂(µg/m³) | 23.80 | 31.10 |
| SO₂(µg/m³) | 9.70 | 18.30 |
| O₃(µg/m³) | 47.00 | 43.00 |
| CO(µg/m³) | 641.00 | 770.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Agra averaged an AQI of 79 while Katihar averaged 123 — a 44-point (56%) gap, with Katihar the more polluted and Agra the cleaner of the two. On 638 days when both cities reported, Agra was cleaner on 405 of them; the average daily gap was 77 AQI points.
Seasonality & days
Agra peaks in January, while Katihar peaks in December. Agra logged 3.3% Severe days and 34.9% Good-or-Satisfactory days; Katihar was 3.1% Severe and 26.9% Good-or-Satisfactory. Longest clean-air streaks: Agra 46 days, Katihar 19 days.
Year-over-year progress
Agra has improved by 134 AQI points (62.9%) from 2016 to 2024; Katihar has improved by 188 AQI points (60.5%) over the same window. The worst recorded day for Agra reached AQI 500 at Sanjay Palace (UPPCB) on 2017-06-03; Katihar hit AQI 465 at Mirchaibari (BSPCB) on 2023-01-23.
Station-level disparity
Agra spans 6 CPCB stations with a 83-point spread (min 79, max 162); Katihar spans 1 stations with a 0-point spread (min 185, max 185).
Verdict
🏆 Agra has better air quality with an AQI of 145 compared to Katihar's 264. That's a significant difference of 119 points.