 The active portion of the field is approximately long north to south by across, with the most productive portions to the east and northeast.California State Route 58 crosses the field east to west, and California State Route 184, the Weedpatch Highway, runs north to south through the western part of the oil field.Terrain in the vicinity of the oil field varies from almost table-flat, in the valley bottomlands, to rolling hills in the northeast, with elevations ranging from approximately above sea level throughout the productive region.