Abstract: Systems and methods for cleaning a fuel storage tank are disclosed. One system includes a plurality of filter elements mounted within a portable housing, and a hose in fluidic connection to at least some of the filter elements, the hose extendable from the portable housing and into an interior of a fuel storage tank, the hose having a nozzle including an inlet. The system also includes a pump in fluidic connection with one or more of the filter elements and configured to draw contents of the fuel storage tank into the hose and forward the contents through the one or more filter elements. The system further includes a video camera configured to capture video images of the interior of the fuel tank in an area proximate to the nozzle of the hose during cleaning.