Licensing

Attribution & licensing

Source data — public domain

The VIIRS flood products are works of US federal agencies, not subject to US copyright (17 U.S.C. § 105). Both agencies confirm open access:

• NASA EarthData — free of restrictions, openly available.
• NOAA — JPSS products, including VIIRS flood, are public domain.

Derivatives — CC0 1.0 Universal

All derivatives Blu‑H produces (COGs, STAC items and collections, indices and metadata) are dedicated to the public domain under Creative Commons CC0 1.0.

The person who associated a work with this deed has dedicated the work to the public domain by waiving all of their rights to the work worldwide under copyright law, including all related and neighbouring rights, to the extent allowed by law. You can copy, modify, distribute and perform the work, even for commercial purposes, all without asking permission.

Attribution (requested, not required)

Not legally required, but appreciated so users can trace provenance. Suggested:

Source data: VIIRS flood products produced by the Cooperative Institute for Meteorological Satellite Studies (CIMSS) at UW-Madison SSEC, funded by NOAA / NESDIS and the JPSS Program Office. Cloud-native derivatives (COGs, STAC catalog) hosted by Blu‑H and dedicated to the public domain under CC0 1.0.

Machine-readable (STAC providers)

"providers": [
  {
    "name": "NOAA/NESDIS/JPSS",
    "roles": ["producer"],
    "url": "https://www.nesdis.noaa.gov/"
  },
  {
    "name": "CIMSS / UW-Madison SSEC",
    "roles": ["processor"],
    "url": "https://www.ssec.wisc.edu/"
  },
  {
    "name": "Blu-H",
    "roles": ["host"],
    "url": "https://github.com/Blu-H/VIIRS"
  }
]

Source code licence

Source code in the Blu-H/VIIRS repository is licensed under Apache License 2.0, separate from the data licence above.