Kishanganj vs Patna
Side-by-side air quality comparison between Kishanganj and Patna.
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 | Patna |
|---|---|---|
| PM2.5(µg/m³) | 99.40 | 99.00 |
| PM10(µg/m³) | 102.00 | 111.80 |
| NO₂(µg/m³) | 19.70 | 49.30 |
| SO₂(µg/m³) | 12.20 | 18.10 |
| O₃(µg/m³) | 59.00 | 19.00 |
| CO(µg/m³) | 768.00 | 704.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Kishanganj averaged an AQI of 144 while Patna averaged 172 — a 28-point (19%) gap, with Patna the more polluted and Kishanganj the cleaner of the two. On 952 days when both cities reported, Kishanganj was cleaner on 896 of them; the average daily gap was 110 AQI points.
Seasonality & days
Kishanganj peaks in January, while Patna peaks in December. Kishanganj logged 0.2% Severe days and 37.099999999999994% Good-or-Satisfactory days; Patna was 7.5% Severe and 19.400000000000002% Good-or-Satisfactory. Longest clean-air streaks: Kishanganj 23 days, Patna 30 days.
Year-over-year progress
Kishanganj has improved by 136 AQI points (48.6%) from 2021 to 2024; Patna has improved by 40 AQI points (18.9%) over the same window. The worst recorded day for Kishanganj reached AQI 417 at SDM Office Khagra (BSPCB) on 2022-02-01; Patna hit AQI 491 at IGSC Planetarium Complex (BSPCB) on 2016-01-01.
Station-level disparity
Kishanganj spans 1 CPCB stations with a 0-point spread (min 156, max 156); Patna spans 6 stations with a 39-point spread (min 154, max 193).
Verdict
🏆 Patna has better air quality with an AQI of 231 compared to Kishanganj's 232.