Your water supplier has the results of all the tests that are performed on the water samples from your water system. If you have your own well, click here for more information. The majority of communities in South Dakota get there drinking water from wells. A PWS is any water system that serves 15 connections or 25 people per day for 60 days per year.
Many occasions arise which require the disinfection of small quantities of drinking water.
Disinfection may be necessary because of temporary contamination of a supply which is satisfactory under normal conditions. It may be necessary to disinfect water that is contaminated during transportation. Boiling is a very effective means of disinfection drinking water, but the process is bothersome and not often used. Chemical disinfection of small quantities of water for human consumption is much more popular, and if carefully accomplished is as effective as boiling. Click here to get specific information on disinfecting small quantities of water.