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Water Science for Maryland, Delaware and the District of Columbia

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Water Use in Maryland, Delaware, and the District of Columbia

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2010 Estimated Withdrawals

The U.S. Geological Survey (USGS) estimates water withdrawals by state, source of water, and category of use every 5 years. The withdrawals for Maryland (MD), Delaware (DE), and the District of Columbia (DC) are available in the tables below.

In 2010, 1,472 million gallons per day (Mgal/d) of freshwater was withdrawn from surface-water and groundwater sources in Maryland, 300 Mgal/d in Delaware, and 0.10 Mgal/d in the District of Columbia. (Note: 2010 Graphs and maps coming soon)

2010 Water Use Data (Excel files):



District of Columbia

2000 Freshwater withdrawals in Maryland

Water Use in the United States

Water use for the United States is available through the USGS National Water Use website.

Categories of water use

Click here for the USGS Publication "Estimated Use of Water in the United States in 2010"

Click here for Water Use Terminology

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Page Last Modified: Tuesday, November 18, 2014