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Full catalog/sentinel-5p-l2-o3-nrti
sentinel-5p-l2-o3-nrti·dataset

Total ozone overhead, near-real-time (Copernicus)

Sentinel-5P Level 2 Ozone (NRTI)
atmosphere ESA ESA Copernicus active
In plain English

What it measures. Measures the total amount of ozone in the column of air above each point on Earth, mostly reflecting the protective ozone layer high in the atmosphere.

How it's made. Retrieved from the TROPOMI instrument on ESA Copernicus's Sentinel-5P satellite as a Level-2 product, delivered rapidly in near-real time.

How & where you'd use it. Used to watch the ozone layer, including the seasonal Antarctic ozone hole, and to support UV-radiation forecasts.

What's measured

SentinelCopernicusESASatelliteGlobalAtmosphereL2O3NRTIEUEC

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 O3 products, which contains high-resolution imagery of total column ozone 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-o3-nrti"],   # 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.