To Submit a Sample:

Please note: Samples are not analyzed for private parties.


Environmental Contaminants Laboratory

Laboratory Building and Pond Manager: Loraine Fries

505 Staples Road
San Marcos, TX 78666
Telephone (512) 353-3486
Fax (512) 353-7329

The Environmental Contaminants Laboratory serves the Department by analyzing samples from water, soil, or aquatic organisms for traces of organic and inorganic pollutants. Samples may come from fish kills, chemical spills, research projects, or be a part of long-term environmental monitoring for ecosystem health. Results may be used in the investigation of environmental crimes or add to the scientific understanding of directed research. The laboratory staff consists of a director, two chemists and a laboratory technician.

Samples Accepted

Samples are accepted from TPWD and other state and federal agencies with projects that fit within the TPWD mission. The laboratory does not provide services to private parties.

Services Available

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