Here are some pictures of the flood of 2002
This is a group of pictures and advertisements from the early days of Castroville donated by Lois and Richard Zelmer
The links below will take you to historic documents and pictures of Medina Lake which have been donated by Gary Heseltine
This is chart of the monthly rainfall totals from 1880 to 1987
Postcard of the quarry during the building of Medina Dam.
The history of the early Indians in Texas by Ralph Snavely Jr.
This is a Fact Sheet that the U.S. Geological Survey put out about their National Water-Quality Assessment Program in South Central Texas.
Calculated annual recharge to the Edwards Aquifer by basin from 1934 to 1984
Calculated annual discharge from Edwards Aquifer by county from 1934 to 1984
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