Kishanganj vs Tālcher
Side-by-side air quality comparison between Kishanganj and Tālcher.
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 | Kishanganj | Tālcher |
|---|---|---|
| PM2.5(µg/m³) | 85.40 | 66.60 |
| PM10(µg/m³) | 88.50 | 72.90 |
| NO₂(µg/m³) | 13.00 | 20.10 |
| SO₂(µg/m³) | 11.50 | 10.00 |
| O₃(µg/m³) | 88.00 | 60.00 |
| CO(µg/m³) | 750.00 | 471.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Kishanganj averaged an AQI of 144 while Tālcher averaged 127 — a 17-point (13%) gap, with Kishanganj the more polluted and Tālcher the cleaner of the two. On 556 days when both cities reported, Tālcher was cleaner on 400 of them; the average daily gap was 71 AQI points.
Seasonality & days
Kishanganj peaks in January, while Tālcher peaks in December. Kishanganj logged 0.2% Severe days and 37.099999999999994% Good-or-Satisfactory days; Tālcher was 0.2% Severe and 43.1% Good-or-Satisfactory. Longest clean-air streaks: Kishanganj 23 days, Tālcher 44 days.
Year-over-year progress
Kishanganj has improved by 136 AQI points (48.6%) from 2021 to 2024; Tālcher has improved by 63 AQI points (33.2%) over the same window. The worst recorded day for Kishanganj reached AQI 417 at SDM Office Khagra (BSPCB) on 2022-02-01; Tālcher hit AQI 414 at Talcher (OSPCB) on 2018-11-27.
Station-level disparity
Kishanganj spans 1 CPCB stations with a 0-point spread (min 156, max 156); Tālcher spans 1 stations with a 0-point spread (min 132, max 132).
Verdict
🏆 Tālcher has better air quality with an AQI of 123 compared to Kishanganj's 185. That's a significant difference of 62 points.