Charkhi Dādri vs Thanjavur
Side-by-side air quality comparison between Charkhi Dādri 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 | Charkhi Dādri | Thanjavur |
|---|---|---|
| PM2.5(µg/m³) | 67.50 | 11.30 |
| PM10(µg/m³) | 175.10 | 13.50 |
| NO₂(µg/m³) | 19.80 | 11.10 |
| SO₂(µg/m³) | 10.70 | 3.80 |
| O₃(µg/m³) | 65.00 | 34.00 |
| CO(µg/m³) | 544.00 | 157.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Charkhi Dādri averaged an AQI of 145 while Thanjavur averaged 42 — a 103-point (245%) gap, with Charkhi Dādri 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 177 AQI points.
Seasonality & days
Both cities see their worst air in November on average. Charkhi Dādri logged 0.7% Severe days and 28% Good-or-Satisfactory days; Thanjavur was 0% Severe and 98.60000000000001% Good-or-Satisfactory. Longest clean-air streaks: Charkhi Dādri 48 days, Thanjavur 21 days.
Year-over-year progress
The worst recorded day for Charkhi Dādri reached AQI 470 at Mini Secretariat Charkhi (HSPCB) on 2021-11-12; Thanjavur hit AQI 140 at Parisutham Nagar (TNPCB) on 2024-11-01.
Station-level disparity
Charkhi Dādri 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 19 compared to Charkhi Dādri's 151. That's a significant difference of 132 points.