Guwahati vs Hajipur
Side-by-side air quality comparison between Guwahati and Hajipur.
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 | Guwahati | Hajipur |
|---|---|---|
| PM2.5(µg/m³) | 33.80 | 99.00 |
| PM10(µg/m³) | 37.10 | 111.80 |
| NO₂(µg/m³) | 6.60 | 49.30 |
| SO₂(µg/m³) | 4.00 | 18.10 |
| O₃(µg/m³) | 81.00 | 19.00 |
| CO(µg/m³) | 397.00 | 784.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Guwahati averaged an AQI of 123 while Hajipur averaged 173 — a 50-point (41%) gap, with Hajipur the more polluted and Guwahati the cleaner of the two. On 1603 days when both cities reported, Guwahati was cleaner on 909 of them; the average daily gap was 62 AQI points.
Seasonality & days
Guwahati peaks in January, while Hajipur peaks in December. Guwahati logged 0.1% Severe days and 44.9% Good-or-Satisfactory days; Hajipur was 0.3% Severe and 36.6% Good-or-Satisfactory. Longest clean-air streaks: Guwahati 105 days, Hajipur 36 days.
Year-over-year progress
Guwahati has worsened by 14 AQI points (12.8%) from 2019 to 2024; Hajipur has worsened by 74 AQI points (74.7%) over the same window. The worst recorded day for Guwahati reached AQI 420 at Railway Colony (PCBA) on 2023-01-15; Hajipur hit AQI 427 at Industrial Area (BSPCB) on 2024-11-12.
Station-level disparity
Guwahati spans 4 CPCB stations with a 26-point spread (min 118, max 144); Hajipur spans 1 stations with a 0-point spread (min 149, max 149).
Verdict
🏆 Guwahati has better air quality with an AQI of 57 compared to Hajipur's 231. That's a significant difference of 174 points.