Dindigul vs Kishanganj
Side-by-side air quality comparison between Dindigul and Kishanganj.
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 | Kishanganj |
|---|---|---|
| PM2.5(µg/m³) | 18.20 | 99.40 |
| PM10(µg/m³) | 19.70 | 102.00 |
| NO₂(µg/m³) | 28.00 | 19.70 |
| SO₂(µg/m³) | 2.70 | 12.20 |
| O₃(µg/m³) | 1.00 | 59.00 |
| CO(µg/m³) | 215.00 | 768.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Dindigul averaged an AQI of 61 while Kishanganj averaged 144 — a 83-point (136%) gap, with Kishanganj the more polluted and Dindigul the cleaner of the two. On 249 days when both cities reported, Dindigul was cleaner on 186 of them; the average daily gap was 65 AQI points.
Seasonality & days
Dindigul peaks in February, while Kishanganj peaks in January. Dindigul logged 0% Severe days and 67.3% Good-or-Satisfactory days; Kishanganj was 0.2% Severe and 37.099999999999994% Good-or-Satisfactory. Longest clean-air streaks: Dindigul 22 days, Kishanganj 23 days.
Year-over-year progress
Dindigul has improved by 29 AQI points (32.2%) from 2022 to 2024; Kishanganj has improved by 136 AQI points (48.6%) over the same window. The worst recorded day for Dindigul reached AQI 352 at Mendonsa Colony (TNPCB) on 2023-03-12; Kishanganj hit AQI 417 at SDM Office Khagra (BSPCB) on 2022-02-01.
Station-level disparity
Dindigul spans 1 CPCB stations with a 0-point spread (min 102, max 102); Kishanganj spans 1 stations with a 0-point spread (min 156, max 156).
Verdict
🏆 Dindigul has better air quality with an AQI of 30 compared to Kishanganj's 232. That's a significant difference of 202 points.