Ariyalur vs Bikaner
Side-by-side air quality comparison between Ariyalur and Bikaner.
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 | Ariyalur | Bikaner |
|---|---|---|
| PM2.5(µg/m³) | 6.90 | 34.70 |
| PM10(µg/m³) | 8.80 | 104.80 |
| NO₂(µg/m³) | 8.10 | 5.30 |
| SO₂(µg/m³) | 5.20 | 3.40 |
| O₃(µg/m³) | 41.00 | 50.00 |
| CO(µg/m³) | 133.00 | 131.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Ariyalur averaged an AQI of 46 while Bikaner averaged 154 — a 108-point (235%) gap, with Bikaner the more polluted and Ariyalur the cleaner of the two. On 552 days when both cities reported, Ariyalur was cleaner on 541 of them; the average daily gap was 114 AQI points.
Seasonality & days
Ariyalur peaks in March, while Bikaner peaks in January. Ariyalur logged 0% Severe days and 93.8% Good-or-Satisfactory days; Bikaner was 0.1% Severe and 21.6% Good-or-Satisfactory. Longest clean-air streaks: Ariyalur 57 days, Bikaner 15 days.
Year-over-year progress
Ariyalur has improved by 35 AQI points (43.2%) from 2022 to 2024; Bikaner has improved by 16 AQI points (9.4%) over the same window. The worst recorded day for Ariyalur reached AQI 221 at Keelapalur (TNPCB) on 2024-04-07; Bikaner hit AQI 403 at MM Ground (RSPCB) on 2024-11-17.
Station-level disparity
Ariyalur spans 1 CPCB stations with a 0-point spread (min 51, max 51); Bikaner spans 1 stations with a 0-point spread (min 162, max 162).
Verdict
🏆 Ariyalur has better air quality with an AQI of 12 compared to Bikaner's 104. That's a significant difference of 92 points.