Imphal vs Palwal
Side-by-side air quality comparison between Imphal and Palwal.
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 | Palwal |
|---|---|---|
| PM2.5(µg/m³) | 36.40 | 62.40 |
| PM10(µg/m³) | 44.50 | 136.40 |
| NO₂(µg/m³) | 7.20 | 19.70 |
| SO₂(µg/m³) | 2.20 | 10.50 |
| O₃(µg/m³) | 60.00 | 66.00 |
| CO(µg/m³) | 323.00 | 503.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Imphal averaged an AQI of 110 while Palwal averaged 95 — a 15-point (16%) gap, with Imphal the more polluted and Palwal the cleaner of the two. On 494 days when both cities reported, Palwal was cleaner on 277 of them; the average daily gap was 47 AQI points.
Seasonality & days
Imphal peaks in October, while Palwal peaks in November. Imphal logged 1.1% Severe days and 49.400000000000006% Good-or-Satisfactory days; Palwal was 0.2% Severe and 47.800000000000004% Good-or-Satisfactory. Longest clean-air streaks: Imphal 103 days, Palwal 37 days.
Year-over-year progress
Imphal has worsened by 23 AQI points (26.4%) from 2022 to 2024; Palwal has improved by 91 AQI points (48.9%) over the same window. The worst recorded day for Imphal reached AQI 500 at University Imphal (PCB) on 2024-10-11; Palwal hit AQI 465 at Shyam Nagar (HSPCB) on 2019-11-14.
Station-level disparity
Imphal spans 2 CPCB stations with a 4-point spread (min 97, max 101); Palwal spans 1 stations with a 0-point spread (min 120, max 120).
Verdict
🏆 Imphal has better air quality with an AQI of 61 compared to Palwal's 125. That's a significant difference of 64 points.