In the article, the instructions for the Metrological provision of survey driving in oil and gas fields and the Metrological provision carried out in oil fields,instruments used in the fields and the principle of their operation, the analysis of the main problems of the Metrological calculation of the quantity and quality of oil and oil products, the Prohibition of modern means of Water treatment for oil and gas folding, methods of water treatment for oil and gas folding, water treatment for oil and gas folding (pile), modern methods of exposure to piles aimed at increasing the ultimate oil permeability, standards for thermometers, pressure meters, flow meters, moisture meters, density meters and resistivity meters used in oil and gas fields, well consumption meters АPU-011/630 terms of reference, SIEMENS SITRANS F M MAG 5000/6000 eletromagnetni digital consumption meter test result, the results from the SKJ30М10.00.010PS consumption gauges, which were struck in wells, were highlighted.