Ooty vs Ujjain
Side-by-side air quality comparison between Ooty and Ujjain.
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 | Ooty | Ujjain |
|---|---|---|
| PM2.5(µg/m³) | 4.40 | 32.40 |
| PM10(µg/m³) | 5.20 | 47.70 |
| NO₂(µg/m³) | 7.00 | 6.80 |
| SO₂(µg/m³) | 0.90 | 13.70 |
| O₃(µg/m³) | 31.00 | 66.00 |
| CO(µg/m³) | 124.00 | 215.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Ooty averaged an AQI of 58 while Ujjain averaged 116 — a 58-point (100%) gap, with Ujjain the more polluted and Ooty the cleaner of the two. On 525 days when both cities reported, Ooty was cleaner on 497 of them; the average daily gap was 73 AQI points.
Seasonality & days
Ooty peaks in May, while Ujjain peaks in November. Ooty logged 0% Severe days and 94.2% Good-or-Satisfactory days; Ujjain was 0.1% Severe and 33.800000000000004% Good-or-Satisfactory. Longest clean-air streaks: Ooty 22 days, Ujjain 67 days.
Year-over-year progress
Ooty is essentially flat from 2022 to 2024; Ujjain has improved by 71 AQI points (38%) over the same window. The worst recorded day for Ooty reached AQI 164 at Bombay Castel (TNPCB) on 2024-12-17; Ujjain hit AQI 500 at Mahakaleshwar Temple (MPPCB) on 2023-03-10.
Station-level disparity
Ooty spans 1 CPCB stations with a 0-point spread (min 59, max 59); Ujjain spans 1 stations with a 0-point spread (min 131, max 131).
Verdict
🏆 Ooty has better air quality with an AQI of 7 compared to Ujjain's 55.