(a) Basis for allotment. The Administrator allots funds for grants to support States' Public Water System Supervision programs based on each State's population, geographic area, numbers of community and non-community water systems, and other relevant factors.

(b) Allotment limitation. No State, except American Samoa, Guam, the Virgin Islands, and the Commonwealth of the Northern Mariana Islands, shall be allotted less than $334,500 (which is one percent of the FY 1989 appropriation).