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Bikaner vs Thanjavur

Side-by-side air quality comparison between Bikaner and Thanjavur.

Cleaner right now: Thanjavur (154-pt gap)Historical head-to-head: Thanjavur cleaner 69/69 days

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

Bikaner

Rajasthan, India

Moderate

PM2.5: 67.5 µg/m³

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VS
🏆 Cleaner

Thanjavur

Tamil Nadu, India

Good

PM2.5: 12.0 µg/m³

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Pollutant-level comparison (PM2.5, PM10, O3, NO2, SO2, CO)
PollutantBikanerThanjavur
PM2.5(µg/m³)67.5012.00
PM10(µg/m³)210.0013.70
NO₂(µg/m³)3.509.70
SO₂(µg/m³)2.203.90
O₃(µg/m³)52.0038.00
CO(µg/m³)146.00163.00

CPCB Multi-Year History (2016–2024)

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Summary

Overview

In 2024, Bikaner averaged an AQI of 154 while Thanjavur averaged 42 — a 112-point (267%) gap, with Bikaner the more polluted and Thanjavur the cleaner of the two. On 69 days when both cities reported, Thanjavur was cleaner on 69 of them; the average daily gap was 144 AQI points.

Seasonality & days

Bikaner peaks in January, while Thanjavur peaks in November. Bikaner logged 0.1% Severe days and 21.6% Good-or-Satisfactory days; Thanjavur was 0% Severe and 98.60000000000001% Good-or-Satisfactory. Longest clean-air streaks: Bikaner 15 days, Thanjavur 21 days.

Year-over-year progress

The worst recorded day for Bikaner reached AQI 403 at MM Ground (RSPCB) on 2024-11-17; Thanjavur hit AQI 140 at Parisutham Nagar (TNPCB) on 2024-11-01.

Station-level disparity

Bikaner spans 1 CPCB stations with a 0-point spread (min 162, max 162); Thanjavur spans 1 stations with a 0-point spread (min 42, max 42).

Verdict

🏆 Thanjavur has better air quality with an AQI of 20 compared to Bikaner's 174. That's a significant difference of 154 points.

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