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Surface water - Wikipedia
Surface Water | U.S. Geological Survey - USGS.gov
Rivers, Streams, and Creeks | U.S. Geological Survey - USGS.gov
River - Wikipedia
10.6: Surface Water - Geosciences LibreTexts
Surface Water - National Geographic Society
11.5: Surface Water - Geosciences LibreTexts
Surface Water - an overview | ScienceDirect Topics