Bikaner vs Tiruchirappalli
Side-by-side air quality comparison between Bikaner and Tiruchirappalli.
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 | Bikaner | Tiruchirappalli |
|---|---|---|
| PM2.5(µg/m³) | 81.00 | 5.90 |
| PM10(µg/m³) | 270.10 | 7.20 |
| NO₂(µg/m³) | 0.70 | 4.00 |
| SO₂(µg/m³) | 2.00 | 3.40 |
| O₃(µg/m³) | 86.00 | 61.00 |
| CO(µg/m³) | 148.00 | 126.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bikaner averaged an AQI of 154 while Tiruchirappalli averaged 50 — a 104-point (208%) gap, with Bikaner the more polluted and Tiruchirappalli the cleaner of the two. On 87 days when both cities reported, Tiruchirappalli was cleaner on 87 of them; the average daily gap was 138 AQI points.
Seasonality & days
Both cities see their worst air in January on average. Bikaner logged 0.1% Severe days and 21.6% Good-or-Satisfactory days; Tiruchirappalli was 0% Severe and 96.5% Good-or-Satisfactory. Longest clean-air streaks: Bikaner 15 days, Tiruchirappalli 46 days.
Year-over-year progress
Bikaner has improved by 16 AQI points (9.4%) from 2023 to 2024; Tiruchirappalli has improved by 23 AQI points (31.5%) over the same window. The worst recorded day for Bikaner reached AQI 403 at MM Ground (RSPCB) on 2024-11-17; Tiruchirappalli hit AQI 114 at St Joseph College (TNPCB) on 2024-01-14.
Station-level disparity
Bikaner spans 1 CPCB stations with a 0-point spread (min 162, max 162); Tiruchirappalli spans 1 stations with a 0-point spread (min 52, max 52).
Verdict
🏆 Tiruchirappalli has better air quality with an AQI of 10 compared to Bikaner's 221. That's a significant difference of 211 points.