Katihar vs Vijayawada
Side-by-side air quality comparison between Katihar and Vijayawada.
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
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Katihar averaged an AQI of 123 while Vijayawada averaged 64 — a 59-point (92%) gap, with Katihar the more polluted and Vijayawada the cleaner of the two. On 489 days when both cities reported, Vijayawada was cleaner on 392 of them; the average daily gap was 85 AQI points.
Seasonality & days
Katihar peaks in December, while Vijayawada peaks in February. Katihar logged 3.1% Severe days and 26.9% Good-or-Satisfactory days; Vijayawada was 0.2% Severe and 86.8% Good-or-Satisfactory. Longest clean-air streaks: Katihar 19 days, Vijayawada 72 days.
Year-over-year progress
Katihar has improved by 188 AQI points (60.5%) from 2021 to 2024; Vijayawada has improved by 21 AQI points (24.7%) over the same window. The worst recorded day for Katihar reached AQI 465 at Mirchaibari (BSPCB) on 2023-01-23; Vijayawada hit AQI 500 at Kanuru (APPCB) on 2023-04-04.
Station-level disparity
Katihar spans 1 CPCB stations with a 0-point spread (min 185, max 185); Vijayawada spans 5 stations with a 9-point spread (min 65, max 74).