Hāveri vs Purnia
Side-by-side air quality comparison between Hāveri 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, Hāveri averaged an AQI of 66 while Purnia averaged 133 — a 67-point (102%) gap, with Purnia the more polluted and Hāveri the cleaner of the two. On 610 days when both cities reported, Hāveri was cleaner on 563 of them; the average daily gap was 105 AQI points.
Seasonality & days
Both cities see their worst air in January on average. Hāveri logged 0% Severe days and 86.69999999999999% Good-or-Satisfactory days; Purnia was 3.7% Severe and 33.699999999999996% Good-or-Satisfactory. Longest clean-air streaks: Hāveri 76 days, Purnia 14 days.
Year-over-year progress
Hāveri has improved by 1 AQI points (1.5%) from 2022 to 2024; Purnia has improved by 163 AQI points (55.1%) over the same window. The worst recorded day for Hāveri reached AQI 262 at Ashwini Nagar (KSPCB) on 2023-11-17; Purnia hit AQI 460 at Mariam Nagar (BSPCB) on 2022-12-15.
Station-level disparity
Hāveri spans 1 CPCB stations with a 0-point spread (min 68, max 68); Purnia spans 1 stations with a 0-point spread (min 176, max 176).