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Portal Wednesday, July 2, 2025    01:19 hr   PDT  [UTC - 7]   About New Subdomains Videos Search/Index Contact Contact Us 100.  General 200.  Research 300.  Publishing 400.  Learning 500.  Biodata 600.  Restricted 700.  Reports 800.  Lectures 900.  Personal To refresh picture A small tributary to Rio Zamora, Loja, Ecuador (2014)  810.  Civil Engineering and Society 820.  Applied hydraulics 830.  Applied hydrology 840.  Civil engineering design 850.  Open-channel hydraulics 860.  Computational hydraulics 870.  Environmental hydrology 880.  Surface-water hydrology 890.  Sedimentation Engineering Mouth of Ojos Negros Creek, in the Ojos Negros valley, Baja California, Mexico Portal   Civil and Environmental   Engineering   SDSU