Water Resources of the United States—National Water Information System (NWIS) Mapper

USGS Home
Contact USGS
Search USGS

National Water Information System: Mapper

Search by Street Address:

Search by Place Name:

Search by Site Number(s):

Search by State/Territory:

Search by Watershed Region:

Active Sites

Any data
Instantaneous data
Daily data
Water-quality data
Peak data
Measurements
Annual Report

Inactive Sites

Any data
Instantaneous data
Daily data
Water-quality data
Peak data
Measurements
Annual Report

Active Sites

Any data
Instantaneous data
Daily data
Water-quality data
Measurements
Annual Report

Inactive Sites

Any data
Instantaneous data
Daily data
Water-quality data
Measurements
Annual Report

Active Sites

Any data
Instantaneous data
Daily data
Water-quality data
Peak data
Measurements

Inactive Sites

Any data
Instantaneous data
Daily data
Water-quality data
Peak data
Measurements

Active Sites

Any data
Instantaneous data
Daily data
Water-quality data
Annual Report

Inactive Sites

Any data
Instantaneous data
Daily data
Water-quality data
Annual Report

Active Sites

Any data
Instantaneous data
Daily data
Water-quality data
Peak data
Measurements

Inactive Sites

Any data
Instantaneous data
Daily data
Water-quality data
Peak data
Measurements

Watershed Boundary Dataset
Watershed Boundary Dataset line symbol

USGS National Hydrography
      Dataset (NHD)
      NHD Home Page

USGS Offices
       USGS Water Science Center Office

Water Science Center
USGS Water Field Office

Field Office

Export Format:

  Table of Sites (.html)
  List of Site Numbers (.txt)
  Microsoft Excel (.xls)
  Comma Separated (.csv)
  Tab Separated (.rdb)
  Keyhole Markup Language (.kml)
  ESRI ShapeFile (.shp)

Click Map and Drag Box to Zoom In

Click Map and Drag Box to Zoom Out

Click Map and Drag to Pan

Click Button to Zoom to Previous Map Extent

Click Button to Zoom to Initial Map Extent

Click Button to Zoom to Next Map Extent

Refresh Map