San Marcos Mercury | Local News from San Marcos and Hays County, Texas
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Five earthen dams on Sink and Purgatory creeks upstream of town hold back flood waters from inundating the city. In 1998, the dams saved San Marcos from the worst of a devastating flood. A closer look at the structures:

Click map for details


» GRAPHIC: Map showing flood control dam locations 06/16/08

» GRAPHIC: Details of each dam 06/16/08

» Tour stresses importance of flood control dams 06/16/08


Reprint of articles by Brad Rollins originally published in the San Marcos Daily Record

» Inspection report kick starts maintenance on flood control dams 05/30/06

» Condition of flood control dams to be watched more closely 07/27/06

» County dam maintenance completed 10/15/06

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One thought on “A closer look: San Marcos flood control dams

  1. I’ve lived here for nearly 11 years now and I didn’t know where some of these are. You can see what I guess is Number 5 from the Rail Road Overpass on Wonder World Drive but before that opened a few years ago you’d drive right by on Hunter and never know it’s there.

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