Rock Island District > Missions > Navigation > Hydrographic Surveys

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US Army Corps of Engineers

Rock Island District Website

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Site Navigation

Channel Condition Reports

Recent Surveys

USACE Navigation Portal ...
Hydrographic survey data and charts across the Corps of Engineers
Survey Map

Survey Vessels

Survey Vessel Dubuque

Digitized image of a multi-transducer sweep produced during a river survey.

Rock Island District Survey Vessel

Digitized image of single transducer transects produced during a river survey.

Rock Island District Survey Vessel

Digitized image of a multibeam channel sweep produced during a river survey.

Rock Island District Survey Vessel

Digital representation of a river survey completed in Pool 17 of the Mississippi River.

Survey Vessel Clark

A multibeam point cloud taken of the rock floor of the Mississippi River in pool 14 near LeClaire, Iowa.

Survey Vessel Clark

Survey Vessel Clark

Hydrographic Surveys

Hydrographic surveys can be found on the USACE eHydro website. An interactive map and web application allows users to download recent and historical hydrographic survey data for all federal navigation channels.