TideData is based on a wide range of sources, with enhancement at Wolfram Research by both human and algorithmic processing.

Primary source:

Wolfram|Alpha curated data, 2024.

Background sources and references:

Caldwell, P. C., M. A. Merrifield and P. R. Thompson (2015). "Sea Level Measured by Tide Gauges from Global Oceans." Joint Archive for Sea Level holdings (NCEI Accession 0019568), Version 5.5, NOAA National Centers for Environmental Information, dataset. doi:10.7289/V5V40S7W.»

National Oceanic and Atmospheric Administration. "Harmonic Constituents—Station Selection." Tides & Currents.»

National Oceanic and Atmospheric Administration. "Water Levels—Station Selection." Tides & Currents.»

National Oceanic and Atmospheric Administration. "Center for Operational Oceanographic Products and Services." Tides & Currents.»

Cheng, Y. and Andersen, O. B., (2010). "Improvement in Global Ocean Tide Models in Shallow Water Regions." Poster, SV.1-68 45, OSTST, Lisbon, Oct. 18–22, 2010.»