This United States Army Corps of Engineers publication, Engineer Manual EM 1110-2-1908 Engineering and Design: Instrumentation of Embankment Dams and Levees November 2020, provides guidance to U.S. Army Corps of Engineers (USACE) personnel who are responsible for instrumentation, monitoring, and assessing the performance of embankment dams and levees. This manual applies to HQUSACE elements, Major Subordinate Commands (MSC), districts, laboratories, and field operating activities (FOA) involved with planning, design, construction, installation, data management and processing, monitoring, analysis, and maintenance of instrumentation systems. Project partnering agreements and associated operations and maintenance (O&M) manuals should include considerations for instrumentation consistent with this manual.