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- Base de Datos Hidrologica Integrada (BDHI) in Argentina (bdhi.hidricosargentina.gob.ar)
- US Army Corps of Engineer with levels from the Great Lakes (https://www.lre.usace.army.mil)
- Direccion General de Aguas in Chile (www.dga.cl)
- USGS water resources (https://waterdata.usgs.gov)
Description of product validation methodology
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