Imphal vs Ulhasnagar
Side-by-side air quality comparison between Imphal and Ulhasnagar.
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 | Ulhasnagar |
|---|---|---|
| PM2.5(µg/m³) | 45.80 | 22.10 |
| PM10(µg/m³) | 53.10 | 40.40 |
| NO₂(µg/m³) | 12.00 | 23.10 |
| SO₂(µg/m³) | 2.30 | 21.70 |
| O₃(µg/m³) | 33.00 | 19.00 |
| CO(µg/m³) | 414.00 | 208.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Imphal averaged an AQI of 110 while Ulhasnagar averaged 117 — a 7-point (6%) gap, with Ulhasnagar the more polluted and Imphal the cleaner of the two. On 287 days when both cities reported, Ulhasnagar was cleaner on 157 of them; the average daily gap was 49 AQI points.
Seasonality & days
Imphal peaks in October, while Ulhasnagar peaks in January. Imphal logged 1.1% Severe days and 49.400000000000006% Good-or-Satisfactory days; Ulhasnagar was 0% Severe and 46.9% Good-or-Satisfactory. Longest clean-air streaks: Imphal 103 days, Ulhasnagar 74 days.
Year-over-year progress
Imphal has worsened by 23 AQI points (26.4%) from 2022 to 2024; Ulhasnagar has improved by 10 AQI points (7.9%) over the same window. The worst recorded day for Imphal reached AQI 500 at University Imphal (PCB) on 2024-10-11; Ulhasnagar hit AQI 319 at Sidhi Vinayak Nagar (MPCB) on 2023-11-13.
Station-level disparity
Imphal spans 2 CPCB stations with a 4-point spread (min 97, max 101); Ulhasnagar spans 1 stations with a 0-point spread (min 120, max 120).
Verdict
🏆 Ulhasnagar has better air quality with an AQI of 40 compared to Imphal's 77.