The De Valls Bluff Waterworks is a historic public water supply facility at Rumbaugh and Hazel Streets in De Valls Bluff, Arkansas. It contains a 1930s-era elevated steel water tower, built in 1936 by the Pittsburgh-Des Moines Steel Company in conjunction with the Public Works Administration as part of a project to improve the local water supply. It was added to the National Register of Historic Places in 2007, as part of a multiple-property listing that included numerous other New Deal-era projects throughout Arkansas. The property also contains several non-contributing buildings, including a shed, aeration chamber, and water tank.

• Cotter water tower
• Cotton Plant water tower
• Hampton Waterworks
• Hartford Water Tower
• McCrory Waterworks
• Mineral Springs Waterworks
• National Register of Historic Places listings in Prairie County, Arkansas

• An Ambition to be Preferred: New Deal Recovery Efforts and Architecture in Arkansas, 1933–1943, By Holly Hope