Bihar Sharif vs Visakhapatnam
Side-by-side air quality comparison between Bihar Sharif and Visakhapatnam.
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 | Bihar Sharif | Visakhapatnam |
|---|---|---|
| PM2.5(µg/m³) | 71.90 | 33.60 |
| PM10(µg/m³) | 79.40 | 38.90 |
| NO₂(µg/m³) | 27.20 | 23.30 |
| SO₂(µg/m³) | 14.60 | 49.40 |
| O₃(µg/m³) | 64.00 | 95.00 |
| CO(µg/m³) | 543.00 | 516.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bihar Sharif averaged an AQI of 115 while Visakhapatnam averaged 110 — a 5-point (5%) gap, with Bihar Sharif the more polluted and Visakhapatnam the cleaner of the two. On 841 days when both cities reported, Visakhapatnam was cleaner on 471 of them; the average daily gap was 73 AQI points.
Seasonality & days
Bihar Sharif peaks in December, while Visakhapatnam peaks in January. Bihar Sharif logged 1% Severe days and 39.1% Good-or-Satisfactory days; Visakhapatnam was 0% Severe and 50.1% Good-or-Satisfactory. Longest clean-air streaks: Bihar Sharif 32 days, Visakhapatnam 27 days.
Year-over-year progress
Bihar Sharif has improved by 138 AQI points (54.5%) from 2021 to 2024; Visakhapatnam has worsened by 15 AQI points (15.8%) over the same window. The worst recorded day for Bihar Sharif reached AQI 433 at D M Colony Bihar (BSPCB) on 2021-12-24; Visakhapatnam hit AQI 341 at GVM Corporation (APPCB) on 2019-01-14.
Station-level disparity
Bihar Sharif spans 1 CPCB stations with a 0-point spread (min 146, max 146); Visakhapatnam spans 1 stations with a 0-point spread (min 111, max 111).
Verdict
🏆 Visakhapatnam has better air quality with an AQI of 57 compared to Bihar Sharif's 140. That's a significant difference of 83 points.