Naturally alkaline electrolytes. Waiakea Volcanic Water originates in Hawai'i through the both snowmelt and rain on the pristine summit of the active Mauna Loa volcano - one of the purest environments on earth. Live Healthy: Filtered through porous volcanic rock; natural electrolytes and minerals; naturally alkaline. Live Sustainably: 393 mill gal/day source sustainable yield; 100% post recycled eco-bottle; certified carbonneutral. Live Ethically: For every liter you buy, Waiakea provides a week's supply of clean water to those in need while contributing to local Hawaiian non-profits in education and conservation. Typical Analysis: naturally alkaline pH: 7.6-8.2; Total Dissolved Solids: 86 mg/L; Silica: 44 mg/L; BiCarbonate Alkalinity: 43 mg/L; Sodium: 7.3 mg/L; Calcium: 7 mg/L; Magnesium: 3.5 mg/L. Potassium: 2.4 mg/L. Source: Kea'au Aquifer. For more information and to obtain additional consumer information relating to water quality, including a bottled water report contact Waiakea at: 1-855-Waiakea or visit waiakeasprings.com. BPA free. Save the planet, please recycle!