Eldorado Natural Spring Water Share: Bottled Water Visit Website 1783 Dogwood St. Louisville, CO 80027 (303) 499-1316 (303) 499-1339 (fax) Hours: M-F 8:30am-5pm About Map About Eldorado Natural Spring Water can be delivered to your home or office in many convenient sizes. Service Plans for as low as $18.95 per month, includes water and dispenser. Filtration systems and coffee service also available. What's Nearby? Distance: 5 10 15 20 25 50 mi.