The shelf life of Deep Rock Water generally depends on various factors such as storage conditions and packaging. In most cases, bottled water, including that from Deep Rock Water, has a shelf life of around two years from the date of bottling, provided it is stored in a cool, dry place away from direct sunlight and extreme heat. While water does not expire in the sense of being unsafe to drink, the quality can diminish over time due to factors like changes in taste or odor, which may stem from the plastic bottle material. Therefore, it is advisable to check for a best-by date on the bottle and ensure the water is kept in an appropriate environment. For the most accurate information, visitors may wish to consult the Deep Rock Water website or product packaging, as specific details can vary.