New & Noteworthy

T&M Chapters
Stage, Discharge, & Levels

USGS WaterAlert

2014 Streamflow Summary

Threatened and Recently Discontinued Streamgages

Streamgaging Calendar

Today's Water Conditions

View maps of current and historical conditions

USGS in Your State

USGS Water Science Centers are located in each state.

Other Water Sites

Office of Ground Water

Office of Water Quality

Office of Hydrologic Research

Cooperative Water Program

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Technical Memorandum Summaries for Surface Water

Surface Water Technical Memorandums listed chronologically

WMA's Technical Memorandums list

The headings listed below provide summaries of and links to technical memorandums of the Office of Surface Water and other Water Resources Division units that concern surface-water data, analysis, and publication policies and related topics. Theses memorandums are generally current and supersede previous memorandums issued under the same headings.

Full list of Technical Memorandums Summaries

• Acoustics
• Cableways
• Dye Tracing
• Floods
• General Policy
• Indirect Measurements and Hydraulics
• Low Flow
• Models and Software
• Network Analysis
• Safety
• Sediment
• Statistical Analysis
• Streamflow and Basin Characteristics
• Streamflow Measurement and Computation
• Telemetry
• Urban Studies