Visual inspection: an examination of the tank system for deterioration including but not limited to the tank and its coating, hoses, fittings, pipes, pumps and drainage mechanism.

Dipstick Inspection: Is the mechanical means of measuring the level of the tank.

A check of the interstitial space    (i.e.: the space between the walls) of a double-walled tank for accumulation of fuel or water. If you have an interstitial monitor this can be done mechanically.

Confirmation that all drain valves are securely closed when not in use.

An inspection for any accumulated debris or water in the containment area.

A check of the spill containment area to make sure it’s clean and functional.

A check of normal and emergency vents for obstructions or restrictions that could interfere with proper operation.

A check of auxiliary equipment for operational malfunctions.

An investigation of conditions that may pose a fire/safety hazard/or environmental hazard.

Check the water in the primary tank using water finding paste.