Silchar vs Thanjavur
Side-by-side air quality comparison between Silchar 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 | Silchar | Thanjavur |
|---|---|---|
| PM2.5(µg/m³) | 35.20 | 12.00 |
| PM10(µg/m³) | 45.10 | 13.70 |
| NO₂(µg/m³) | 10.60 | 9.70 |
| SO₂(µg/m³) | 6.70 | 3.90 |
| O₃(µg/m³) | 100.00 | 38.00 |
| CO(µg/m³) | 270.00 | 163.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Silchar averaged an AQI of 52 while Thanjavur averaged 42 — a 10-point (24%) gap, with Silchar the more polluted and Thanjavur the cleaner of the two. On 69 days when both cities reported, Thanjavur was cleaner on 59 of them; the average daily gap was 16 AQI points.
Seasonality & days
Silchar peaks in February, while Thanjavur peaks in November. Silchar logged 0% Severe days and 100% Good-or-Satisfactory days; Thanjavur was 0% Severe and 98.60000000000001% Good-or-Satisfactory. Longest clean-air streaks: Silchar 87 days, Thanjavur 21 days.
Year-over-year progress
The worst recorded day for Silchar reached AQI 89 at Tarapur (PCBA) on 2023-04-29; Thanjavur hit AQI 140 at Parisutham Nagar (TNPCB) on 2024-11-01.
Station-level disparity
Silchar spans 1 CPCB stations with a 0-point spread (min 47, max 47); 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 Silchar's 59.