USGS - science for a changing world

The USGS Water Science School

Surface Water Information

Science to observe, analyze, and understand the movement and condition of surface water.

Surface Water Basics

Events and Hazards

Surface Water Quality

Measuring Surface Water

Use of Surface Water

Surface Water and the Water Cycle

Activity Center


Surface Water Data

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Page Last Modified: Friday, 29-Dec-2017 11:11:36 EST