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Patna vs Ulhasnagar

Side-by-side air quality comparison between Patna 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

Patna

Bihar, India

Data unavailable

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VS

Ulhasnagar

Maharashtra, India

Good

PM2.5: 22.1 µg/m³

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CPCB Multi-Year History (2016–2024)

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Summary

Overview

In 2024, Patna averaged an AQI of 172 while Ulhasnagar averaged 117 — a 55-point (47%) gap, with Patna the more polluted and Ulhasnagar the cleaner of the two. On 509 days when both cities reported, Ulhasnagar was cleaner on 474 of them; the average daily gap was 117 AQI points.

Seasonality & days

Patna peaks in December, while Ulhasnagar peaks in January. Patna logged 7.5% Severe days and 19.400000000000002% Good-or-Satisfactory days; Ulhasnagar was 0% Severe and 46.9% Good-or-Satisfactory. Longest clean-air streaks: Patna 30 days, Ulhasnagar 74 days.

Year-over-year progress

Patna has improved by 40 AQI points (18.9%) from 2016 to 2024; Ulhasnagar has improved by 10 AQI points (7.9%) over the same window. The worst recorded day for Patna reached AQI 491 at IGSC Planetarium Complex (BSPCB) on 2016-01-01; Ulhasnagar hit AQI 319 at Sidhi Vinayak Nagar (MPCB) on 2023-11-13.

Station-level disparity

Patna spans 6 CPCB stations with a 39-point spread (min 154, max 193); Ulhasnagar spans 1 stations with a 0-point spread (min 120, max 120).

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