This water test is for non-drinking water only. Water testing analysis performed at the Agricultural Center is for pH and soluble salt which is a measure of salt in the water. Complete the form and bring to the Volusia County Agricultural Center along with your sample for analysis. Click here for the water testing form and submit to the Agricultural Center by Wednesday of any week for testing on Thursday. The results can be mailed, emailed or faxed back to you, usually within a week.