Water Data - USGS Acess only - USGS Water Resources of Maryland, Delaware, and D.C. Area (WRD MD-DE-DC)

Water Data (internal access)

MD-DE-DC Intranet >> Internal Access Water Data

You have reached the MD-DE-DC Water Science Center internal Water Data site. Much of the information on this page is restricted to USGS access only (USGS domains only). To reach the public Water Data pages, click here.

Local and Regional NWIS Water Resources:

Maryland	Delaware	DC
Live Real-Time Site Info Surface Water Ground Water Water Quality	Live Real-Time Site Info Surface Water Ground Water Water Quality	Live Real-Time Site Info Surface Water Ground Water Water Quality
Virginia	West Virginia	Pennsylvania
Live Real-Time Site Info Surface Water Ground Water Water Quality	Live Real-Time Site Info Surface Water Ground Water Water Quality	Live Real-Time Site Info Surface Water Ground Water Water Quality

Frequently Asked Questions

Related Information
For an explanation of stream gaging, see: U.S. Geological Survey Circular 1123 Stream-Gaging Program of the U.S. Geological Survey by K. L. Wahl, W. O. Thomas, Jr., and R. M. Hirsch. PowerPoint Presentation: Data collection at U.S. Geological Survey Streamgages HTML Format PowerPoint File [13.4 mb]

Clickable Maps:

Daily streamflow in Maryland

Daily streamflow in Delaware

Other Maps and Data:

Maryland RT Streamflow

Delaware RT Streamflow

	Real-Time Groundwater Information The Ground-Water database contains ground-water site inventory, ground-water level data, and water-quality data.


	Groundwater Conditions listed by county, categorized by water table well or artesian aquifer, with 5 year information.


	Water Watch Interactive map of real-time streamflow compared to historical streamflow for the day of the year.


	Real-Time Streamflow Regional Quick-Navigation This feature allows the user to navigate through each real-time station in numerical sequence (Maryland and Delaware)


	Click-through Graph Navigation This feature allows the user to click through each real-time station, viewing only the latest streamflow charts (Maryland and Delaware)