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Full catalog/sentinel-5p-l2-no2-offl
sentinel-5p-l2-no2-offl·dataset

Global nitrogen dioxide map, standard product (Copernicus)

Sentinel-5P Level 2 Nitrogen Dioxide (OFFL)
atmosphere ESA ESA Copernicus active
In plain English

What it measures. Shows nitrogen dioxide concentrations across the world at high spatial detail.

How it's made. Built from the TROPOMI instrument on ESA Copernicus's Sentinel-5P satellite as a Level-2 offline product, processed for better accuracy.

How & where you'd use it. A go-to dataset for tracking pollution from cities, highways, and power plants, and for air-quality research and reporting.

What's measured

SentinelCopernicusESASatelliteGlobalAtmosphereL2NO2OFFLEUEC

Coverage & cadence

  • Time span2018-04-30 → ongoing
  • Spatial extent-180, -90, 180, 90

What you can do with it

  • Map air pollutants — NO₂, aerosols, ozone
  • Track greenhouse gases and Earth's energy budget
  • Feed weather and air-quality analysis
Official description

This Collection provides Sentinel-5P Level-2 NO2 products, which contains high-resolution imagery of nitrogen dioxide concentrations.

Get the data

copernicus_access.py
# ESA Copernicus Data Space — open STAC API (free account)
from pystac_client import Client

cat = Client.open("https://stac.dataspace.copernicus.eu/v1")
search = cat.search(
    collections=["sentinel-5p-l2-no2-offl"],   # add _cog or _nc for a format variant
    bbox=(-10, 35, 30, 60),             # your area (W,S,E,N)
    datetime="2024-01-01/2024-12-31",
)
items = list(search.items())            # then read assets with rioxarray / xarray
Browsing the Copernicus STAC is open; downloading bytes needs a free Copernicus Data Space account.