The San Marcos Watershed Initiative is a multi-year research and information gathering process with the end goal to create and implement a community-based and state/federally accepted Watershed Protection Plan (WPP) for the Upper San Marcos River.
A healthy watershed that supports a clean, clear, and flowing San Marcos River for the future as it was in the past.
In 2010, the Upper San Marcos River was cited on Texas Commission on Environmental Quality’s 303(d) list of impaired waterways, for exceeding total dissolved solids (TDS) water quality standards. The River is currently in compliance with the Clean Water Act Standards, but several pollutants have been identified as a concern.
The San Marcos Watershed Initiative (SMWI) began in 2012 as a multi-year process of research and information gathering with the end goal of implementing a community approved and federally accepted Watershed Protection Plan for the Upper San Marcos River. Read more.
The Meadows Center for Water and the Environment
Texas State University
601 University Drive
San Marcos, TX 78666
The preparation of this website was financed through grants from the U.S. Environmental Protection Agency through the Texas Commission on Environmental Quality