Purification System An Army Reserve soldier sets up a water purification system in Quebradillas, Puerto Rico, Oct. 9, 2017. The system will provide potable water for residents in nearby Isabela. Army photo by Pvt. Alleea Oliver SHARE: Download: Full Size (2.16 MB) Tags: reserves, humanitarian relief, guard, hurricane maria, dod hurricane relief, northcom, northern command, soldiers, army Credit: Pvt. Alleea Oliver VIRIN: 171009-A-PF443-0005A.JPG Photo Gallery