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USGS Surface Water Information

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WaterAlert USGS WaterAlert

Streamflow Summary 2014 Streamflow Summary

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Click map to go to current water resources conditions in the U.S. WaterWatch Streamflow
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USGS Surface Water Information Pages

The Office of Surface Water (OSW) provides national leadership in the science of surface-water hydrology, hydraulics, and fluvial geomorphology and ensures the consistency and quality of these activities in the USGS.

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