Kaithal vs Siwan
Side-by-side air quality comparison between Kaithal 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
Pollutant-level comparison (PM2.5, PM10, O3, NO2, SO2, CO)▾
| Pollutant | Kaithal | Siwan |
|---|---|---|
| PM2.5(µg/m³) | 141.10 | 114.60 |
| PM10(µg/m³) | 819.60 | 125.70 |
| NO₂(µg/m³) | 21.90 | 44.50 |
| SO₂(µg/m³) | 12.80 | 15.40 |
| O₃(µg/m³) | 66.00 | 54.00 |
| CO(µg/m³) | 673.00 | 761.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Kaithal averaged an AQI of 126 while Siwan averaged 148 — a 22-point (17%) gap, with Siwan the more polluted and Kaithal the cleaner of the two. On 751 days when both cities reported, Kaithal was cleaner on 540 of them; the average daily gap was 88 AQI points.
Seasonality & days
Kaithal peaks in November, while Siwan peaks in January. Kaithal logged 0.7% Severe days and 41.400000000000006% Good-or-Satisfactory days; Siwan was 5.2% Severe and 17.7% Good-or-Satisfactory. Longest clean-air streaks: Kaithal 39 days, Siwan 13 days.
Year-over-year progress
Kaithal has improved by 8 AQI points (6%) from 2019 to 2024; Siwan has improved by 184 AQI points (55.4%) over the same window. The worst recorded day for Kaithal reached AQI 467 at Rishi Nagar (HSPCB) on 2019-11-03; Siwan hit AQI 488 at Chitragupta Nagar (BSPCB) on 2022-12-30.
Station-level disparity
Kaithal spans 1 CPCB stations with a 0-point spread (min 136, max 136); Siwan spans 1 stations with a 0-point spread (min 197, max 197).
Verdict
🏆 Siwan has better air quality with an AQI of 282 compared to Kaithal's 500. That's a significant difference of 218 points.