Water Lab

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        The Brazoria County Water Laboratory tests water for Total Coliform and E.Coli bacteria only.

The  Laboratory is a  nationally accredited (NELAC certified) laboratory for the detection of Total  Coliform and E.Coli bacteria in drinking water supplies. Coliform and specifically E.Coli bacteria are commonly found in sewage which could include other disease producing bacteria.



The Brazoria County Water Lab is committed to providing consistent, timely and accurate data of known and documented quality to its customers. The laboratory ensures that personnel are free from any commercial, financial and other undue pressures, which might adversely affect the quality of work.  All employees are trained annually on ethical principles and procedures surrounding the data generated from lab analyses.

Purpose: To provide testing of Public Drinking Water Supplies for monthly compliance with EPA “Coliform Rule” and also for private domestic water wells with respect to potential harmful bacteria.

The Lab does not test for minerals, metals, pH or hardness. For information on these and other tests the Ag Extension Agency can be contacted at (979)-864-1558, or Texas A&M at (979)-845-4816. 



Call for current testing schedules and other pertinent lab information. 


Water Sample Volume



Lab Manager: Drew Brennan

Email: DrewB@brazoria-county.com


The Brazoria County Health Department Water Lab is located at:

409 East Orange
Angleton, Tx 77515





Water Lab

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