Asansol vs Sikar
Side-by-side air quality comparison between Asansol and Sikar.
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 | Asansol | Sikar |
|---|---|---|
| PM2.5(µg/m³) | 89.60 | 31.40 |
| PM10(µg/m³) | 95.50 | 82.70 |
| NO₂(µg/m³) | 48.70 | 10.10 |
| SO₂(µg/m³) | 82.10 | 5.50 |
| O₃(µg/m³) | 39.00 | 72.00 |
| CO(µg/m³) | 708.00 | 157.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Asansol averaged an AQI of 145 while Sikar averaged 139 — a 6-point (4%) gap, with Asansol the more polluted and Sikar the cleaner of the two. On 351 days when both cities reported, Sikar was cleaner on 253 of them; the average daily gap was 58 AQI points.
Seasonality & days
Asansol peaks in December, while Sikar peaks in January. Asansol logged 0% Severe days and 43.3% Good-or-Satisfactory days; Sikar was 0.2% Severe and 34% Good-or-Satisfactory. Longest clean-air streaks: Asansol 44 days, Sikar 32 days.
Year-over-year progress
Asansol has worsened by 12 AQI points (9%) from 2018 to 2024; Sikar has worsened by 4 AQI points (3%) over the same window. The worst recorded day for Asansol reached AQI 394 at Court Area (WBPCB) on 2022-12-13; Sikar hit AQI 452 at Radhakishan Pura (RSPCB) on 2023-11-16.
Station-level disparity
Asansol spans 4 CPCB stations with a 40-point spread (min 123, max 163); Sikar spans 1 stations with a 0-point spread (min 137, max 137).
Verdict
🏆 Sikar has better air quality with an AQI of 83 compared to Asansol's 199. That's a significant difference of 116 points.