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  • Due to a lapse in government funding, the majority of USGS websites will not be updated except to provide important public safety information. Websites displaying real-time water data will be updated with limited support. For more information please see www.doi.gov/shutdown.
  • Explore the NEW USGS National Water Dashboard interactive map to access real-time water data from over 13,500 stations nationwide.

USGS Water Data for the Nation Help System

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Navigation Help How to navigate around this site
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Output Formats Help Available types and uses
Codes Help Descriptions and definitions
Parameter Help Descriptions and definitions
USGS Help USGS users help
Introduction

We welcome user suggestions that provide insight into how we can make this site easier to understand. Please send all feedback to Connecticut Water Data Maintainer.