Bidar vs Ludhiana
Side-by-side air quality comparison between Bidar and Ludhiana.
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 | Ludhiana |
|---|---|---|
| PM2.5(µg/m³) | 17.00 | 81.70 |
| PM10(µg/m³) | 24.00 | 109.20 |
| NO₂(µg/m³) | 8.50 | 40.40 |
| SO₂(µg/m³) | 2.50 | 15.20 |
| O₃(µg/m³) | 61.00 | 35.00 |
| CO(µg/m³) | 207.00 | 797.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bidar averaged an AQI of 85 while Ludhiana averaged 117 — a 32-point (38%) gap, with Ludhiana the more polluted and Bidar the cleaner of the two. On 173 days when both cities reported, Bidar was cleaner on 124 of them; the average daily gap was 48 AQI points.
Seasonality & days
Bidar peaks in January, while Ludhiana peaks in November. Bidar logged 0.1% Severe days and 72.5% Good-or-Satisfactory days; Ludhiana was 0.3% Severe and 53.599999999999994% Good-or-Satisfactory. Longest clean-air streaks: Bidar 24 days, Ludhiana 53 days.
Year-over-year progress
Bidar has worsened by 1 AQI points (1.2%) from 2021 to 2024; Ludhiana has improved by 79 AQI points (40.3%) over the same window. The worst recorded day for Bidar reached AQI 437 at Naubad (KSPCB) on 2022-01-25; Ludhiana hit AQI 488 at Punjab Agricultural University (PPCB) on 2018-06-14.
Station-level disparity
Bidar spans 1 CPCB stations with a 0-point spread (min 84, max 84); Ludhiana spans 1 stations with a 0-point spread (min 118, max 118).
Verdict
🏆 Bidar has better air quality with an AQI of 28 compared to Ludhiana's 173. That's a significant difference of 145 points.