Korba vs Ooty
Side-by-side air quality comparison between Korba 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 | Korba | Ooty |
|---|---|---|
| PM2.5(µg/m³) | 46.30 | 2.80 |
| PM10(µg/m³) | 58.80 | 3.10 |
| NO₂(µg/m³) | 13.70 | 3.80 |
| SO₂(µg/m³) | 28.80 | 0.90 |
| O₃(µg/m³) | 112.00 | 46.00 |
| CO(µg/m³) | 323.00 | 132.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Korba averaged an AQI of 67 while Ooty averaged 58 — a 9-point (16%) gap, with Korba the more polluted and Ooty the cleaner of the two. On 492 days when both cities reported, Ooty was cleaner on 320 of them; the average daily gap was 34 AQI points.
Seasonality & days
Korba peaks in January, while Ooty peaks in May. Korba logged 0% Severe days and 78.8% Good-or-Satisfactory days; Ooty was 0% Severe and 94.2% Good-or-Satisfactory. Longest clean-air streaks: Korba 83 days, Ooty 22 days.
Year-over-year progress
Korba has improved by 19 AQI points (22.1%) from 2022 to 2024; Ooty is essentially flat over the same window. The worst recorded day for Korba reached AQI 313 at Urja Nagar (CECB) on 2023-01-04; Ooty hit AQI 164 at Bombay Castel (TNPCB) on 2024-12-17.
Station-level disparity
Korba spans 2 CPCB stations with a 13-point spread (min 62, max 75); Ooty spans 1 stations with a 0-point spread (min 59, max 59).
Verdict
🏆 Ooty has better air quality with an AQI of 5 compared to Korba's 78. That's a significant difference of 73 points.