Imphal vs Ooty
Side-by-side air quality comparison between Imphal 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 | Imphal | Ooty |
|---|---|---|
| PM2.5(µg/m³) | 45.80 | 4.40 |
| PM10(µg/m³) | 53.10 | 5.20 |
| NO₂(µg/m³) | 12.00 | 7.00 |
| SO₂(µg/m³) | 2.30 | 0.90 |
| O₃(µg/m³) | 33.00 | 31.00 |
| CO(µg/m³) | 414.00 | 124.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Imphal averaged an AQI of 110 while Ooty averaged 58 — a 52-point (90%) gap, with Imphal the more polluted and Ooty the cleaner of the two. On 274 days when both cities reported, Ooty was cleaner on 266 of them; the average daily gap was 66 AQI points.
Seasonality & days
Imphal peaks in October, while Ooty peaks in May. Imphal logged 1.1% Severe days and 49.400000000000006% Good-or-Satisfactory days; Ooty was 0% Severe and 94.2% Good-or-Satisfactory. Longest clean-air streaks: Imphal 103 days, Ooty 22 days.
Year-over-year progress
Imphal has worsened by 23 AQI points (26.4%) from 2022 to 2024; Ooty is essentially flat over the same window. The worst recorded day for Imphal reached AQI 500 at University Imphal (PCB) on 2024-10-11; Ooty hit AQI 164 at Bombay Castel (TNPCB) on 2024-12-17.
Station-level disparity
Imphal spans 2 CPCB stations with a 4-point spread (min 97, max 101); 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 Imphal's 77. That's a significant difference of 70 points.