What is alkaline water? Alkaline water has a greater pH level than 7 showing a lower concentration of hydrogen ions than neutral water or “pure water”. The pH scale we use ranges from 0 (most acidic) to 14 (most alkaline).the recommended pH range for safe drinking water is pH 6.5 to 8.5. Most commercially sold Alkaline water has a pH level of 8 to 8.5. Alkaline water is created from 2 main ways, one way is through processes like electrolysis or adding minerals like iron. The other way is through naturally occurring alkaline rich water.