Mira-Bhayandar vs Purnia
Side-by-side air quality comparison between Mira-Bhayandar and Purnia.
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, Mira-Bhayandar averaged an AQI of 102 while Purnia averaged 133 — a 31-point (30%) gap, with Purnia the more polluted and Mira-Bhayandar the cleaner of the two. On 249 days when both cities reported, Mira-Bhayandar was cleaner on 158 of them; the average daily gap was 53 AQI points.
Seasonality & days
Mira-Bhayandar peaks in November, while Purnia peaks in January. Mira-Bhayandar logged 0% Severe days and 51.2% Good-or-Satisfactory days; Purnia was 3.7% Severe and 33.699999999999996% Good-or-Satisfactory. Longest clean-air streaks: Mira-Bhayandar 41 days, Purnia 14 days.
Year-over-year progress
The worst recorded day for Mira-Bhayandar reached AQI 284 at Bhayandar West (MPCB) on 2024-11-23; Purnia hit AQI 460 at Mariam Nagar (BSPCB) on 2022-12-15.
Station-level disparity
Mira-Bhayandar spans 1 CPCB stations with a 0-point spread (min 102, max 102); Purnia spans 1 stations with a 0-point spread (min 176, max 176).