Darbhanga vs Kishanganj
Side-by-side air quality comparison between Darbhanga 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 | Darbhanga | Kishanganj |
|---|---|---|
| PM2.5(µg/m³) | 111.50 | 85.40 |
| PM10(µg/m³) | 122.90 | 88.50 |
| NO₂(µg/m³) | 42.70 | 13.00 |
| SO₂(µg/m³) | 18.40 | 11.50 |
| O₃(µg/m³) | 61.00 | 88.00 |
| CO(µg/m³) | 767.00 | 750.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2023, Darbhanga averaged an AQI of 365 while Kishanganj averaged 144 — a 221-point (153%) gap, with Darbhanga the more polluted and Kishanganj the cleaner of the two. On 336 days when both cities reported, Kishanganj was cleaner on 217 of them; the average daily gap was 71 AQI points.
Seasonality & days
Darbhanga peaks in December, while Kishanganj peaks in January. Darbhanga logged 7.1% Severe days and 26.9% Good-or-Satisfactory days; Kishanganj was 0.2% Severe and 37.099999999999994% Good-or-Satisfactory. Longest clean-air streaks: Darbhanga 20 days, Kishanganj 23 days.
Year-over-year progress
Darbhanga has worsened by 116 AQI points (46.6%) from 2021 to 2023; Kishanganj has improved by 136 AQI points (48.6%) over the same window. The worst recorded day for Darbhanga reached AQI 473 at Town Hall Lal Bagh (BSPCB) on 2023-01-01; Kishanganj hit AQI 417 at SDM Office Khagra (BSPCB) on 2022-02-01.
Station-level disparity
Darbhanga spans 1 CPCB stations with a 0-point spread (min 208, max 208); Kishanganj spans 1 stations with a 0-point spread (min 156, max 156).
Verdict
🏆 Kishanganj has better air quality with an AQI of 185 compared to Darbhanga's 272. That's a significant difference of 87 points.