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In 2010, 1,472 million gallons per day (Mgal/d) of freshwater was withdrawn from surface-water and groundwater sources in Maryland, 300 Mgal/d in Delaware, and 0.10 Mgal/d in the District of Columbia.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):
Water use for the United States is available through the USGS National Water Use website.