The pH level of natural spring water can vary widely depending on the specific geological characteristics of the spring source. Generally, natural spring water tends to have a pH level in the slightly acidic to neutral range, which is typically between 6.5 and 8.5 on the pH scale.
However, it's important to note that the pH of spring water can be influenced by factors such as the types of rocks and minerals the water encounters as it flows underground, as well as local environmental conditions. Therefore, the pH of natural spring water can vary from one source to another.
Keep in mind that slight variations in pH within the normal range are generally not a cause for concern. If you're interested in the pH of a specific spring water source, it's advisable to check with the water supplier or conduct a pH test on the water itself using appropriate testing kits or equipment.