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USGS Water Data for the Nation Help System

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Welcome to the NWIS-Web for the Arizona Water Science Center


The majority of USGS Gaging Stations are funded though a cooperative program between the USGS other interested agencies.
Follow this link for information on the Cooperative Water Program with the USGS.

Arizona Water Science Center Home Page
Colorado Basin River Forecast Center (CBRFC) - provided by the National Weather Service, AHPS. CBRFC on an interactive map.
Threatened and Endangered USGS Gaging Stations in Arizona
Navigation Help How to navigate around this site
Search Criteria Help How to use the search criteria
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 Arizona Water Data Maintainer.