Maihar vs Purnia
Side-by-side air quality comparison between Maihar 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, Maihar averaged an AQI of 59 while Purnia averaged 133 — a 74-point (125%) gap, with Purnia the more polluted and Maihar the cleaner of the two. On 624 days when both cities reported, Maihar was cleaner on 606 of them; the average daily gap was 143 AQI points.
Seasonality & days
Maihar peaks in December, while Purnia peaks in January. Maihar logged 0% Severe days and 94.4% Good-or-Satisfactory days; Purnia was 3.7% Severe and 33.699999999999996% Good-or-Satisfactory. Longest clean-air streaks: Maihar 72 days, Purnia 14 days.
Year-over-year progress
Maihar has improved by 9 AQI points (13.2%) from 2019 to 2024; Purnia has improved by 163 AQI points (55.1%) over the same window. The worst recorded day for Maihar reached AQI 262 at Sahilara Maihar (Cements) on 2022-08-25; Purnia hit AQI 460 at Mariam Nagar (BSPCB) on 2022-12-15.
Station-level disparity
Maihar spans 1 CPCB stations with a 0-point spread (min 56, max 56); Purnia spans 1 stations with a 0-point spread (min 176, max 176).