A system (200,600) for calculating and visualizing production deviations for hydrocarbon wells (100,304,306,308,312) in a field of hydrocarbon wells comprising: a processor; a memory coupled to the processor; a display device coupled to the processor; wherein the memory stores a program that, when executed by the processor, causes the processor to: read values of a production parameter for a hydrocarbon well (100,304,306,308,312) measured by a measurement device in the hydrocarbon well (100,304,306,308,312); calculate a plurality of deviation values of the production parameter based on deviations of the measured values of the production parameter relative to a respective plurality of planned values for the production parameter for each of a plurality of different periods of time; display, on the display device, an overhead view of the hydrocarbon field with a graphical image indicating a location of the hydrocarbon well (100,304,306,308,312) within the hydrocarbon field and the respective plurality of deviation values of the production parameter for the plurality of different periods of time, wherein the graphical image further comprises an annulus (314,400,402), and the location of the hydrocarbon well (100,304,306,308,312) resides in the aperture of the annulus (314,400,402) and the annulus (314,400,402) depicts a status of each deviation value of the production parameter as above the planned value or below the planned value for each of the plurality of different periods of time. a processor; a memory coupled to the processor; a display device coupled to the processor; wherein the memory stores a program that, when executed by the processor, causes the processor to: read values of a production parameter for a hydrocarbon well (100,304,306,308,312) measured by a measurement device in the hydrocarbon well (100,304,306,308,312); calculate a plurality of deviation values of the production parameter based on deviations of the measured values of the production parameter relative to a respective plurality of planned values for the production parameter for each of a plurality of different periods of time; display, on the display device, an overhead view of the hydrocarbon field with a graphical image indicating a location of the hydrocarbon well (100,304,306,308,312) within the hydrocarbon field and the respective plurality of deviation values of the production parameter for the plurality of different periods of time, wherein the graphical image further comprises an annulus (314,400,402), and the location of the hydrocarbon well (100,304,306,308,312) resides in the aperture of the annulus (314,400,402) and the annulus (314,400,402) depicts a status of each deviation value of the production parameter as above the planned value or below the planned value for each of the plurality of different periods of time. read values of a production parameter for a hydrocarbon well (100,304,306,308,312) measured by a measurement device in the hydrocarbon well (100,304,306,308,312); calculate a plurality of deviation values of the production parameter based on deviations of the measured values of the production parameter relative to a respective plurality of planned values for the production parameter for each of a plurality of different periods of time; display, on the display device, an overhead view of the hydrocarbon field with a graphical image indicating a location of the hydrocarbon well (100,304,306,308,312) within the hydrocarbon field and the respective plurality of deviation values of the production parameter for the plurality of different periods of time, wherein the graphical image further comprises an annulus (314,400,402), and the location of the hydrocarbon well (100,304,306,308,312) resides in the aperture of the annulus (314,400,402) and the annulus (314,400,402) depicts a status of each deviation value of the production parameter as above the planned value or below the planned value for each of the plurality of different periods of time.