Imphal vs Visakhapatnam
Side-by-side air quality comparison between Imphal and Visakhapatnam.
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 | Visakhapatnam |
|---|---|---|
| PM2.5(µg/m³) | 45.80 | 30.70 |
| PM10(µg/m³) | 53.10 | 36.10 |
| NO₂(µg/m³) | 12.00 | 24.00 |
| SO₂(µg/m³) | 2.30 | 40.50 |
| O₃(µg/m³) | 33.00 | 78.00 |
| CO(µg/m³) | 414.00 | 501.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Imphal averaged an AQI of 110 while Visakhapatnam averaged 110 — a 0-point (0%) gap, with Visakhapatnam the more polluted and Imphal the cleaner of the two. Across 525 shared days the head-to-head is almost even, with an average daily gap of 43 AQI points.
Seasonality & days
Imphal peaks in October, while Visakhapatnam peaks in January. Imphal logged 1.1% Severe days and 49.400000000000006% Good-or-Satisfactory days; Visakhapatnam was 0% Severe and 50.1% Good-or-Satisfactory. Longest clean-air streaks: Imphal 103 days, Visakhapatnam 27 days.
Year-over-year progress
Imphal has worsened by 23 AQI points (26.4%) from 2022 to 2024; Visakhapatnam has worsened by 15 AQI points (15.8%) over the same window. The worst recorded day for Imphal reached AQI 500 at University Imphal (PCB) on 2024-10-11; Visakhapatnam hit AQI 341 at GVM Corporation (APPCB) on 2019-01-14.
Station-level disparity
Imphal spans 2 CPCB stations with a 4-point spread (min 97, max 101); Visakhapatnam spans 1 stations with a 0-point spread (min 111, max 111).
Verdict
🏆 Visakhapatnam has better air quality with an AQI of 52 compared to Imphal's 77.