Bidar vs Gwalior
Side-by-side air quality comparison between Bidar and Gwalior.
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 | Gwalior |
|---|---|---|
| PM2.5(µg/m³) | 18.40 | 40.70 |
| PM10(µg/m³) | 27.50 | 97.60 |
| NO₂(µg/m³) | 10.40 | 14.70 |
| SO₂(µg/m³) | 2.80 | 5.70 |
| O₃(µg/m³) | 59.00 | 49.00 |
| CO(µg/m³) | 208.00 | 247.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bidar averaged an AQI of 85 while Gwalior averaged 136 — a 51-point (60%) gap, with Gwalior the more polluted and Bidar the cleaner of the two. On 550 days when both cities reported, Bidar was cleaner on 509 of them; the average daily gap was 94 AQI points.
Seasonality & days
Bidar peaks in January, while Gwalior peaks in November. Bidar logged 0.1% Severe days and 72.5% Good-or-Satisfactory days; Gwalior was 0.4% Severe and 31.5% Good-or-Satisfactory. Longest clean-air streaks: Bidar 24 days, Gwalior 47 days.
Year-over-year progress
Bidar has worsened by 1 AQI points (1.2%) from 2021 to 2024; Gwalior has improved by 12 AQI points (8.1%) over the same window. The worst recorded day for Bidar reached AQI 437 at Naubad (KSPCB) on 2022-01-25; Gwalior hit AQI 450 at City Center (MPPCB) on 2021-11-09.
Station-level disparity
Bidar spans 1 CPCB stations with a 0-point spread (min 84, max 84); Gwalior spans 4 stations with a 53-point spread (min 112, max 165).
Verdict
🏆 Bidar has better air quality with an AQI of 31 compared to Gwalior's 98. That's a significant difference of 67 points.