Nalbāri vs Ooty
Side-by-side air quality comparison between Nalbāri and Ooty.
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 | Nalbāri | Ooty |
|---|---|---|
| PM2.5(µg/m³) | 57.90 | 4.40 |
| PM10(µg/m³) | 64.70 | 5.20 |
| NO₂(µg/m³) | 7.60 | 7.00 |
| SO₂(µg/m³) | 5.20 | 0.90 |
| O₃(µg/m³) | 112.00 | 31.00 |
| CO(µg/m³) | 397.00 | 124.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Nalbāri averaged an AQI of 129 while Ooty averaged 58 — a 71-point (122%) gap, with Nalbāri the more polluted and Ooty the cleaner of the two. On 461 days when both cities reported, Ooty was cleaner on 368 of them; the average daily gap was 91 AQI points.
Seasonality & days
Nalbāri peaks in January, while Ooty peaks in May. Nalbāri logged 0% Severe days and 41% Good-or-Satisfactory days; Ooty was 0% Severe and 94.2% Good-or-Satisfactory. Longest clean-air streaks: Nalbāri 18 days, Ooty 22 days.
Year-over-year progress
Nalbāri has improved by 72 AQI points (35.8%) from 2022 to 2024; Ooty is essentially flat over the same window. The worst recorded day for Nalbāri reached AQI 384 at Bata Chowk (PCBA) on 2024-01-08; Ooty hit AQI 164 at Bombay Castel (TNPCB) on 2024-12-17.
Station-level disparity
Nalbāri spans 1 CPCB stations with a 0-point spread (min 141, max 141); Ooty spans 1 stations with a 0-point spread (min 59, max 59).
Verdict
🏆 Ooty has better air quality with an AQI of 7 compared to Nalbāri's 97. That's a significant difference of 90 points.