Muzaffarpur vs Sagar
Side-by-side air quality comparison between Muzaffarpur and Sagar.
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, Muzaffarpur averaged an AQI of 151 while Sagar averaged 96 — a 55-point (57%) gap, with Muzaffarpur the more polluted and Sagar the cleaner of the two. On 1281 days when both cities reported, Sagar was cleaner on 1104 of them; the average daily gap was 108 AQI points.
Seasonality & days
Muzaffarpur peaks in January, while Sagar peaks in November. Muzaffarpur logged 4.5% Severe days and 30.900000000000002% Good-or-Satisfactory days; Sagar was 0% Severe and 69.9% Good-or-Satisfactory. Longest clean-air streaks: Muzaffarpur 26 days, Sagar 57 days.
Year-over-year progress
Muzaffarpur has improved by 62 AQI points (29.1%) from 2016 to 2024; Sagar has worsened by 24 AQI points (33.3%) over the same window. The worst recorded day for Muzaffarpur reached AQI 482 at Collectorate (BSPCB) on 2016-01-01; Sagar hit AQI 347 at Civil Lines (MPPCB) on 2024-12-25.
Station-level disparity
Muzaffarpur spans 3 CPCB stations with a 14-point spread (min 171, max 185); Sagar spans 2 stations with a 45-point spread (min 73, max 118).