Hisar vs Muzaffarpur
Side-by-side air quality comparison between Hisar and Muzaffarpur.
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
Pollutant-level comparison (PM2.5, PM10, O3, NO2, SO2, CO)▾
| Pollutant | Hisar | Muzaffarpur |
|---|---|---|
| PM2.5(µg/m³) | 75.70 | 120.60 |
| PM10(µg/m³) | 224.40 | 135.00 |
| NO₂(µg/m³) | 34.70 | 48.60 |
| SO₂(µg/m³) | 8.30 | 19.60 |
| O₃(µg/m³) | 43.00 | 54.00 |
| CO(µg/m³) | 508.00 | 873.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Hisar averaged an AQI of 136 while Muzaffarpur averaged 151 — a 15-point (11%) gap, with Muzaffarpur the more polluted and Hisar the cleaner of the two. On 1556 days when both cities reported, Hisar was cleaner on 901 of them; the average daily gap was 76 AQI points.
Seasonality & days
Hisar peaks in November, while Muzaffarpur peaks in January. Hisar logged 1.6% Severe days and 29.700000000000003% Good-or-Satisfactory days; Muzaffarpur was 4.5% Severe and 30.900000000000002% Good-or-Satisfactory. Longest clean-air streaks: Hisar 34 days, Muzaffarpur 26 days.
Year-over-year progress
Hisar has improved by 39 AQI points (22.3%) from 2019 to 2024; Muzaffarpur has improved by 62 AQI points (29.1%) over the same window. The worst recorded day for Hisar reached AQI 490 at Urban Estate-II (HSPCB) on 2019-11-02; Muzaffarpur hit AQI 482 at Collectorate (BSPCB) on 2016-01-01.
Station-level disparity
Hisar spans 1 CPCB stations with a 0-point spread (min 168, max 168); Muzaffarpur spans 3 stations with a 14-point spread (min 171, max 185).
Verdict
🏆 Hisar has better air quality with an AQI of 183 compared to Muzaffarpur's 301. That's a significant difference of 118 points.