From a USEPA guidance document (EPA OSWER Directive 9523.00-10), the following are examples of items that can be considered for inclusion in a typical tank inspection checklist or record:

• Appropriate tank and piping labeling / marking.
• Leaks from tanks, pumps, and inlet/ outlet nozzles or flanges.
• Leaks from or damage to ancillary equipment.
• Seal integrity on manholes, gauge hatches, weather shields, and level gauges.
• High liquid level / overflow.
• Structurally intact with no damage to tank walls.
• Evidence of corrosion, excessive rusting, or damage.
• Overfilling controls operative.
• Secondary containment free of waste, chips, cracks, holes, etc.
• Any sump pump operations.