Before any shipment of fluid is made any sump or pit, notice shall be given to the inspector. The quantity of the fluid shipped from any sump or pit shall be determined by the inspector and the quality shall be fixed by laboratory tests made pursuant to Section 2108 hereof. In the event that any fluid is shipped from any sump or pit without such determination by the inspector, the full capacity of the sump or pit will be considered to have been run and payments shall be made to the State for this presumed run at the rate then prevailing for oil of the highest gravity run from the lease during the previous 30 days.