Kishanganj vs Sagar
Side-by-side air quality comparison between Kishanganj and Sagar.
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 | Sagar |
|---|---|---|
| PM2.5(µg/m³) | 99.40 | 25.90 |
| PM10(µg/m³) | 102.00 | 49.60 |
| NO₂(µg/m³) | 19.70 | 14.50 |
| SO₂(µg/m³) | 12.20 | 3.20 |
| O₃(µg/m³) | 59.00 | 48.00 |
| CO(µg/m³) | 768.00 | 223.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Kishanganj averaged an AQI of 144 while Sagar averaged 96 — a 48-point (50%) gap, with Kishanganj the more polluted and Sagar the cleaner of the two. On 568 days when both cities reported, Sagar was cleaner on 392 of them; the average daily gap was 83 AQI points.
Seasonality & days
Kishanganj peaks in January, while Sagar peaks in November. Kishanganj logged 0.2% Severe days and 37.099999999999994% Good-or-Satisfactory days; Sagar was 0% Severe and 69.9% Good-or-Satisfactory. Longest clean-air streaks: Kishanganj 23 days, Sagar 57 days.
Year-over-year progress
Kishanganj has improved by 136 AQI points (48.6%) from 2021 to 2024; Sagar has worsened by 24 AQI points (33.3%) over the same window. The worst recorded day for Kishanganj reached AQI 417 at SDM Office Khagra (BSPCB) on 2022-02-01; Sagar hit AQI 347 at Civil Lines (MPPCB) on 2024-12-25.
Station-level disparity
Kishanganj spans 1 CPCB stations with a 0-point spread (min 156, max 156); Sagar spans 2 stations with a 45-point spread (min 73, max 118).
Verdict
🏆 Sagar has better air quality with an AQI of 50 compared to Kishanganj's 232. That's a significant difference of 182 points.