Imphal vs Ujjain
Side-by-side air quality comparison between Imphal 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 | Imphal | Ujjain |
|---|---|---|
| PM2.5(µg/m³) | 45.80 | 32.40 |
| PM10(µg/m³) | 53.10 | 47.70 |
| NO₂(µg/m³) | 12.00 | 6.80 |
| SO₂(µg/m³) | 2.30 | 13.70 |
| O₃(µg/m³) | 33.00 | 66.00 |
| CO(µg/m³) | 414.00 | 215.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Imphal averaged an AQI of 110 while Ujjain averaged 116 — a 6-point (5%) gap, with Ujjain the more polluted and Imphal the cleaner of the two. On 495 days when both cities reported, Imphal was cleaner on 253 of them; the average daily gap was 51 AQI points.
Seasonality & days
Imphal peaks in October, while Ujjain peaks in November. Imphal logged 1.1% Severe days and 49.400000000000006% Good-or-Satisfactory days; Ujjain was 0.1% Severe and 33.800000000000004% Good-or-Satisfactory. Longest clean-air streaks: Imphal 103 days, Ujjain 67 days.
Year-over-year progress
Imphal has worsened by 23 AQI points (26.4%) from 2022 to 2024; Ujjain has improved by 71 AQI points (38%) over the same window. The worst recorded day for Imphal reached AQI 500 at University Imphal (PCB) on 2024-10-11; Ujjain hit AQI 500 at Mahakaleshwar Temple (MPPCB) on 2023-03-10.
Station-level disparity
Imphal spans 2 CPCB stations with a 4-point spread (min 97, max 101); Ujjain spans 1 stations with a 0-point spread (min 131, max 131).
Verdict
🏆 Ujjain has better air quality with an AQI of 55 compared to Imphal's 77.