Hosur vs Nalbāri
Side-by-side air quality comparison between Hosur and Nalbāri.
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 | Hosur | Nalbāri |
|---|---|---|
| PM2.5(µg/m³) | 5.00 | 57.90 |
| PM10(µg/m³) | 6.00 | 64.70 |
| NO₂(µg/m³) | 9.20 | 7.60 |
| SO₂(µg/m³) | 4.50 | 5.20 |
| O₃(µg/m³) | 37.00 | 112.00 |
| CO(µg/m³) | 147.00 | 397.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2022, Hosur averaged an AQI of 90 while Nalbāri averaged 129 — a 39-point (43%) gap, with Nalbāri the more polluted and Hosur the cleaner of the two. On 30 days when both cities reported, Hosur was cleaner on 28 of them; the average daily gap was 103 AQI points.
Seasonality & days
Hosur peaks in December, while Nalbāri peaks in January. Hosur logged 0% Severe days and 73.89999999999999% Good-or-Satisfactory days; Nalbāri was 0% Severe and 41% Good-or-Satisfactory. Longest clean-air streaks: Hosur 10 days, Nalbāri 18 days.
Year-over-year progress
The worst recorded day for Hosur reached AQI 232 at SIPCOT Phase-1 (TNPCB) on 2022-10-25; Nalbāri hit AQI 384 at Bata Chowk (PCBA) on 2024-01-08.
Station-level disparity
Hosur spans 1 CPCB stations with a 0-point spread (min 90, max 90); Nalbāri spans 1 stations with a 0-point spread (min 141, max 141).
Verdict
🏆 Hosur has better air quality with an AQI of 8 compared to Nalbāri's 97. That's a significant difference of 89 points.