Marine Corps Warfighting Publication (MCWP) 4-11.6, Petroleum and Water Logistics Operations, provides doctrinal guidance for bulk petroleum and water support of the Marine air-ground task force (MAGTF). This publication is aligned doctrinally with Marine Corps Doctrinal Publication 4, Logistics, and tactically with MCWP 4-1, Logistics Operations. It specifically addresses the techniques and procedures of bulk fuel and water support of the MAGTF in a joint/multinational environment. MCWP 4-11.6 is a follow-on publication of MCWP 3-17, Engineer Operations.