Your On Site Sewage Facility experience begins with a call to our office– 830-249-8098 or 800- 869-2783, fax 830-249-4791 or 800-347-8614 or email: Bonnie@stwastewater.com or David@stwastewater.com

It All Begins with a Site Evaluation:

Once our office staff has elicited the information needed either from the builder or homeowner one of our licensed site evaluators will schedule a site visit to gather information needed to prepare a design.

Duties of the Site Evaluator: