Dindigul vs Kolār
Side-by-side air quality comparison between Dindigul and Kolār.
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 | Dindigul | Kolār |
|---|---|---|
| PM2.5(µg/m³) | 18.20 | 5.90 |
| PM10(µg/m³) | 19.70 | 7.20 |
| NO₂(µg/m³) | 28.00 | 10.90 |
| SO₂(µg/m³) | 2.70 | 4.70 |
| O₃(µg/m³) | 1.00 | 35.00 |
| CO(µg/m³) | 215.00 | 189.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Dindigul averaged an AQI of 61 while Kolār averaged 65 — a 4-point (7%) gap, with Kolār the more polluted and Dindigul the cleaner of the two. Across 153 shared days the head-to-head is almost even, with an average daily gap of 45 AQI points.
Seasonality & days
Dindigul peaks in February, while Kolār peaks in September. Dindigul logged 0% Severe days and 67.3% Good-or-Satisfactory days; Kolār was 0.9% Severe and 85.30000000000001% Good-or-Satisfactory. Longest clean-air streaks: Dindigul 22 days, Kolār 17 days.
Year-over-year progress
Dindigul has improved by 29 AQI points (32.2%) from 2022 to 2024; Kolār has improved by 56 AQI points (46.3%) over the same window. The worst recorded day for Dindigul reached AQI 352 at Mendonsa Colony (TNPCB) on 2023-03-12; Kolār hit AQI 500 at Tamaka Ind Area (KSPCB) on 2018-09-18.
Station-level disparity
Dindigul spans 1 CPCB stations with a 0-point spread (min 102, max 102); Kolār spans 1 stations with a 0-point spread (min 71, max 71).
Verdict
🏆 Kolār has better air quality with an AQI of 10 compared to Dindigul's 30.