Bhilai vs Thanjavur
Side-by-side air quality comparison between Bhilai and Thanjavur.
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 | Bhilai | Thanjavur |
|---|---|---|
| PM2.5(µg/m³) | 30.70 | 6.60 |
| PM10(µg/m³) | 41.40 | 8.20 |
| NO₂(µg/m³) | 4.80 | 1.40 |
| SO₂(µg/m³) | 28.40 | 2.20 |
| O₃(µg/m³) | 155.00 | 102.00 |
| CO(µg/m³) | 386.00 | 124.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bhilai averaged an AQI of 73 while Thanjavur averaged 42 — a 31-point (74%) gap, with Bhilai the more polluted and Thanjavur the cleaner of the two. On 70 days when both cities reported, Thanjavur was cleaner on 70 of them; the average daily gap was 74 AQI points.
Seasonality & days
Both cities see their worst air in November on average. Bhilai logged 0% Severe days and 71.6% Good-or-Satisfactory days; Thanjavur was 0% Severe and 98.60000000000001% Good-or-Satisfactory. Longest clean-air streaks: Bhilai 119 days, Thanjavur 21 days.
Year-over-year progress
The worst recorded day for Bhilai reached AQI 288 at Hathkhoj (CECB) on 2023-12-26; Thanjavur hit AQI 140 at Parisutham Nagar (TNPCB) on 2024-11-01.
Station-level disparity
Bhilai spans 3 CPCB stations with a 25-point spread (min 59, max 84); Thanjavur spans 1 stations with a 0-point spread (min 42, max 42).
Verdict
🏆 Thanjavur has better air quality with an AQI of 11 compared to Bhilai's 52.