Lucknow vs Sasaram
Side-by-side air quality comparison between Lucknow and Sasaram.
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 | Lucknow | Sasaram |
|---|---|---|
| PM2.5(µg/m³) | 109.00 | 66.80 |
| PM10(µg/m³) | 188.10 | 78.90 |
| NO₂(µg/m³) | 76.40 | 22.70 |
| SO₂(µg/m³) | 27.70 | 14.20 |
| O₃(µg/m³) | 3.00 | 77.00 |
| CO(µg/m³) | 451.00 | 666.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Lucknow averaged an AQI of 127 while Sasaram averaged 109 — a 18-point (17%) gap, with Lucknow the more polluted and Sasaram the cleaner of the two. On 674 days when both cities reported, Sasaram was cleaner on 545 of them; the average daily gap was 74 AQI points.
Seasonality & days
Lucknow peaks in November, while Sasaram peaks in January. Lucknow logged 6.6% Severe days and 19.4% Good-or-Satisfactory days; Sasaram was 0.1% Severe and 37% Good-or-Satisfactory. Longest clean-air streaks: Lucknow 45 days, Sasaram 27 days.
Year-over-year progress
Lucknow has improved by 89 AQI points (41.2%) from 2016 to 2024; Sasaram has improved by 166 AQI points (60.4%) over the same window. The worst recorded day for Lucknow reached AQI 500 at Lalbagh (CPCB) on 2017-11-09; Sasaram hit AQI 401 at Dada Peer (BSPCB) on 2021-11-28.
Station-level disparity
Lucknow spans 7 CPCB stations with a 119-point spread (min 97, max 216); Sasaram spans 1 stations with a 0-point spread (min 148, max 148).
Verdict
🏆 Sasaram has better air quality with an AQI of 123 compared to Lucknow's 264. That's a significant difference of 141 points.