Bidar vs Guwahati
Side-by-side air quality comparison between Bidar and Guwahati.
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 | Bidar | Guwahati |
|---|---|---|
| PM2.5(µg/m³) | 17.00 | 32.70 |
| PM10(µg/m³) | 24.00 | 36.10 |
| NO₂(µg/m³) | 8.50 | 6.40 |
| SO₂(µg/m³) | 2.50 | 4.00 |
| O₃(µg/m³) | 61.00 | 84.00 |
| CO(µg/m³) | 207.00 | 393.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bidar averaged an AQI of 85 while Guwahati averaged 123 — a 38-point (45%) gap, with Guwahati the more polluted and Bidar the cleaner of the two. On 786 days when both cities reported, Bidar was cleaner on 638 of them; the average daily gap was 91 AQI points.
Seasonality & days
Both cities see their worst air in January on average. Bidar logged 0.1% Severe days and 72.5% Good-or-Satisfactory days; Guwahati was 0.1% Severe and 44.9% Good-or-Satisfactory. Longest clean-air streaks: Bidar 24 days, Guwahati 105 days.
Year-over-year progress
Bidar has worsened by 1 AQI points (1.2%) from 2021 to 2024; Guwahati has worsened by 14 AQI points (12.8%) over the same window. The worst recorded day for Bidar reached AQI 437 at Naubad (KSPCB) on 2022-01-25; Guwahati hit AQI 420 at Railway Colony (PCBA) on 2023-01-15.
Station-level disparity
Bidar spans 1 CPCB stations with a 0-point spread (min 84, max 84); Guwahati spans 4 stations with a 26-point spread (min 118, max 144).
Verdict
🏆 Bidar has better air quality with an AQI of 28 compared to Guwahati's 55.