As proposed in the 1985 update to the original Statewide Water Supply Master Plan, the N.J. Department of Environmental Protection is seeking to engage consultants in order to prepare the first major revision to the Plan. The focus of the revised Plan will to be to look more closely at the period from the year 1990 to 2040 and identify those projects which will be needed during this period. A discussion of this approach in the context of the various Master Plan Study Regions is presented.