I would suggest buying bottled water, drinking city tap water or by mixing a little dirt and grime in there. That should prevent you from drinking clean water.
Don't you mean, what are the reasons to HAVE access to clean drinking water? Which would be to prevent water-borne diseases which kill thousands of people each year.
Drinking water that is not clean
there are three tips to prevent diseases 1. drinking pure water 2. keeping our surrounding clean 3. taking a balanced diet
by drinking it
using a safe fountain for clean drinking water
No, we are not running out of drinking water in the United States.
Getting it From a Water Cycle
Fluoride is added to public drinking water to help prevent cavities.
No They Dont Have Any Drinking Water. (Cadells And Egg)
UNDERGROUND
donate fresh drinking water to people who does not have clean drinking water
One can test whether their drinking is clean with a water testing kit. They can be purchased from eBay for as little as $10 and will indicate how clean the water is and if any bacteria is present.