Imphal vs Perundurai
Side-by-side air quality comparison between Imphal and Perundurai.
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 | Perundurai |
|---|---|---|
| PM2.5(µg/m³) | 36.40 | 9.20 |
| PM10(µg/m³) | 44.50 | 10.30 |
| NO₂(µg/m³) | 7.20 | 10.50 |
| SO₂(µg/m³) | 2.20 | 3.60 |
| O₃(µg/m³) | 60.00 | 35.00 |
| CO(µg/m³) | 323.00 | 172.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Imphal averaged an AQI of 110 while Perundurai averaged 75 — a 35-point (47%) gap, with Imphal the more polluted and Perundurai the cleaner of the two. On 32 days when both cities reported, Perundurai was cleaner on 30 of them; the average daily gap was 41 AQI points.
Seasonality & days
Imphal peaks in October, while Perundurai peaks in November. Imphal logged 1.1% Severe days and 49.400000000000006% Good-or-Satisfactory days; Perundurai was 0% Severe and 80.7% Good-or-Satisfactory. Longest clean-air streaks: Imphal 103 days, Perundurai 13 days.
Year-over-year progress
The worst recorded day for Imphal reached AQI 500 at University Imphal (PCB) on 2024-10-11; Perundurai hit AQI 153 at SIPCOT Industrial Park (TNPCB) on 2024-11-12.
Station-level disparity
Imphal spans 2 CPCB stations with a 4-point spread (min 97, max 101); Perundurai spans 1 stations with a 0-point spread (min 75, max 75).
Verdict
🏆 Perundurai has better air quality with an AQI of 15 compared to Imphal's 61.