GUIDELINE 30 REVISED Potable Water on Dairy Farms is written for regulatory officials, sanitarians, cooperative extension agents, engineers and others who are advising dairy farmers on potable water supplies. This material will assist the reader in evaluating existing water supplies and in the approval of new systems.

Specific discussion, including tables and diagrams are provided to: evaluate existing water quality problems, find probable causes and possible solutions, locate and construct new water sources, interpret laboratory reports, provide water treatment, understand backflow prevention, give common sense reasons why violations can create hazards and provide some acceptable options to make needed corrections.

This guideline includes a section on water for livestock and the importance of water quality as related to animal health.