The nation's ocean and coastal agency: Supporting coastal communities, promoting a robust economy, and protecting coastal and marine ecosystems
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Discover NOAA's Sanctuaries and Reserves

Interested in visiting or volunteering at a NOAA marine sanctuary or national estuarine research reserve? Start here.

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GPS on Bench Marks

We need your help! In this episode, we explore a unique volunteer opportunity with Christine Gallagher from NOAA's National Geodetic Survey.

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About NOS

We translate science, tools, and services into action to address threats to coastal areas such as climate change, population growth, port congestion, and contaminants in the environment—all working towards healthy coasts and healthy economies.

View our 2014 Annual Report

Explore what we do

a glacier

Glacially Slow

One of the larger causes of ground movement in the U.S. today is due to glaciers from the last ice age! It's called glacial isostatic adjustment—the ongoing movement of land once burdened by ice-age glaciers.

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tungsten ball used to calibrate split beam sonar

Having a Ball

This is no ordinary metal ball. It's a specialized tool used to calibrate a split beam echosounder system. Find out what this tiny ball of tungsten has to do with mapping fish habitats.

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