U.S. Air Force Staff Sgt. Forrest Hutchins, 633d Civil Engineer Squadron water and fuel systems maintenance craftsman, gathers water for a chlorine level check at Joint Base Langley-Eustis, Virginia, Aug. 9, 2024. Proper chlorine levels help maintain the quality of the water supply, to protect public health and ensure compliance with water safety regulations. (U.S. Air Force photo by Airman 1st Class Skylar Ellis)

U.S. Air Force Staff Sgt. Forrest Hutchins, 633d Civil Engineer Squadron water and fuel systems maintenance craftsman, left, and Airman 1st Class Colton Ash, 633d CES WFSM apprentice, performs maintenance on a vacuum pod at Joint Base Langley-Eustis, Virginia, Aug. 9, 2024. Unlike traditional plumbing that is installed vertically and relies on gravitational flow, the vacuum system can be installed on flat terrain. (U.S. Air Force photo by Airman 1st Class Skylar Ellis)

U.S. Air Force Airman 1st Class Colton Ash, 633d Civil Engineer Squadron water and fuel systems maintenance apprentice, holds the controller of a vacuum system at Joint Base Langley-Eustis, Virginia, Aug. 9, 2024. The controller manages and regulates the operation of the system, ensuring that the vacuum pressure is maintained at the correct levels. (U.S. Air Force photo by Airman 1st Class Skylar Ellis)

U.S. Air Force Airman 1st Class Colton Ash, 633d Civil Engineer Squadron water and fuel systems maintenance apprentice, checks a vacuum pod at Joint Base Langley-Eustis, Virginia, Aug. 9, 2024. Vacuum systems use less water to transport waste, supporting water conservation efforts in the local area. (U.S. Air Force photo by Airman 1st Class Skylar Ellis)

U.S. Air Force Airman 1st Class Colton Ash, 633d Civil Engineer Squadron water and fuel systems maintenance apprentice, removes a screw from a valve on a vacuum at Joint Base Langley-Eustis, Virginia, Aug. 9, 2024. Vacuum stems are complex and require specialized maintenance compared to traditional gravity-based plumbing. (U.S. Air Force photo by Airman 1st Class Skylar Ellis)

U.S. Air Force Airman 1st Class Colton Ash, 633d Civil Engineer Squadron water and fuel systems maintenance apprentice, left, and Staff Sgt. Forrest Hutchins, 633d CES WFSM craftsman, work together to perform a repair on a vacuum pod at Joint Base Langley-Eustis, Virginia, Aug. 9, 2024. JBLE is the only installation with a vacuum system, giving Airmen stationed here a specialized skill unique to this location. (U.S. Air Force photo by Airman 1st Class Skylar Ellis)

U.S. Air Force Airman 1st Class Colton Ash, 633d Civil Engineer Squadron water and fuel systems maintenance apprentice, bails water out of the top of a vacuum pod at Joint Base Langley-Eustis, Virginia, Aug. 9, 2024. Rainwater was extracted before repairs were worked to prevent water from interfering with the system’s vacuum pressure, which could compromise safety and the effectiveness of any repairs or maintenance. (U.S. Air Force photo by Airman 1st Class Skylar Ellis)