Bidar vs Dindigul
Side-by-side air quality comparison between Bidar and Dindigul.
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 | Dindigul |
|---|---|---|
| PM2.5(µg/m³) | 16.50 | 20.10 |
| PM10(µg/m³) | 22.50 | 21.60 |
| NO₂(µg/m³) | 7.30 | 20.20 |
| SO₂(µg/m³) | 2.40 | 3.40 |
| O₃(µg/m³) | 64.00 | 23.00 |
| CO(µg/m³) | 204.00 | 209.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bidar averaged an AQI of 85 while Dindigul averaged 61 — a 24-point (39%) gap, with Bidar the more polluted and Dindigul the cleaner of the two. On 170 days when both cities reported, Bidar was cleaner on 97 of them; the average daily gap was 65 AQI points.
Seasonality & days
Bidar peaks in January, while Dindigul peaks in February. Bidar logged 0.1% Severe days and 72.5% Good-or-Satisfactory days; Dindigul was 0% Severe and 67.3% Good-or-Satisfactory. Longest clean-air streaks: Bidar 24 days, Dindigul 22 days.
Year-over-year progress
Bidar has worsened by 1 AQI points (1.2%) from 2021 to 2024; Dindigul has improved by 29 AQI points (32.2%) over the same window. The worst recorded day for Bidar reached AQI 437 at Naubad (KSPCB) on 2022-01-25; Dindigul hit AQI 352 at Mendonsa Colony (TNPCB) on 2023-03-12.
Station-level disparity
Bidar spans 1 CPCB stations with a 0-point spread (min 84, max 84); Dindigul spans 1 stations with a 0-point spread (min 102, max 102).
Verdict
🏆 Bidar has better air quality with an AQI of 28 compared to Dindigul's 34.