Public Information
The San Antonio River Authority Laboratory
The San Antonio River Authority laboratory is a NELAC accredited laboratory that provides a wide range of analyses for drinking water and non-potable water testing. These analyses are available for a small fee to anyone wishing to have their water tested. Current lab customers include:
- Municipalities
- Water purveyors
- Wastewater treatment plants
- Consultants
- Water bottlers
- Other laboratories
- Private citizens
Analytical Capabilities
| Wet Chemistry Analysis: Alkalinity Total Hardness Total Phosphorus Dissolved Phosphorus Ortho-Phosphorus. |
Solids Analysis: Total Suspended Solids Total Dissolved Solids Total Solids |
Microbiology: Non-potable water |
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The SARA laboratory is capable of performing the membrane filter method as well as the IDEXX Colilert®-18 methods for presence/absence and enumeration for Total Coliform and E. coli.
The Laboratory is also capable of analyzing BOD5, CBOD5, Non Distilled/Distilled Ammonia, Chemical Oxygen Demand and pH.
The Laboratory also has the Dionex ICS-2000 and DX-600 for the analysis of Nitrate, Nitrite, Sulfate, Fluoride, Bromide and Chloride; the Teledyne Tekmar TOC Fusion instrument for the analysis of Total Organic Carbon and the SEAL AQ2+ Analyzer for the analysis of Total Kjeldahl Nitrogen. The Laboratory is currently developing the Agilent 7500 CE ICP-MS instrument for the analysis of Metals in drinking water, non-potable water and sediment. Beckman Coulter DU-800 for Chlorophyll-a and Pheophytin-a.
Staff Qualifications
- The laboratory staff consists of degreed professionals from across the state of Texas and beyond.
- The ESD staff are members of professional organizations to stay abreast of developing technologies and regulations.
Laboratory Accreditation
The SARA Environmental Sciences Laboratory is accredited by the Texas Commission on Environmental Quality for the analysis of Drinking Water and Non-Potable water. Please refer to our Fields of Accreditation for Analysis that SARA is accredited to perform.
