Palwal vs Siwan
Side-by-side air quality comparison between Palwal and Siwan.
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
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Palwal averaged an AQI of 95 while Siwan averaged 148 — a 53-point (56%) gap, with Siwan the more polluted and Palwal the cleaner of the two. On 744 days when both cities reported, Palwal was cleaner on 641 of them; the average daily gap was 110 AQI points.
Seasonality & days
Palwal peaks in November, while Siwan peaks in January. Palwal logged 0.2% Severe days and 47.800000000000004% Good-or-Satisfactory days; Siwan was 5.2% Severe and 17.7% Good-or-Satisfactory. Longest clean-air streaks: Palwal 37 days, Siwan 13 days.
Year-over-year progress
Palwal has improved by 91 AQI points (48.9%) from 2019 to 2024; Siwan has improved by 184 AQI points (55.4%) over the same window. The worst recorded day for Palwal reached AQI 465 at Shyam Nagar (HSPCB) on 2019-11-14; Siwan hit AQI 488 at Chitragupta Nagar (BSPCB) on 2022-12-30.
Station-level disparity
Palwal spans 1 CPCB stations with a 0-point spread (min 120, max 120); Siwan spans 1 stations with a 0-point spread (min 197, max 197).