Vol . 44 . No . LSummer 1984 127

Over 115 Million People on Fluoridated Water Supplies in U.S. as of December 31. 1980

Most recent statistics show that in the U.S. nearly 116.000. 000 persons have access to water supplies whose fluoride content has been adjusted to the optimal level for better dental health or whose natural fluoride content is at optimal or higher levels .

Total U.S. Population . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 229.837. 916 Population on Public Water Supplies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 195.590. OOO* Population Not Served by Public Water Supplies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Population on Fluoridated Water . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115.948. 946**

% of Total Population on Fluoridation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50.5 70 of Population on Public Water Supplies Using Fluoridation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59.3

34.247. 916

Adjusted . . . . . . . . . . . . . . . . . . . . . . . 106.170. 149 Natural . . . . . . . . . . . . . . . . . . . . . . . . . 9.778. 797

Fluoridated Communities . . . . . . . . . . . . . . . . . . 11. 341 Adjusted . . . . . . . . . . . . . . . . . . . . . . . . . 8. 278 Natural . . . . . . . . . . . . . . . . . . . . . . . . . . 3. 063

Fluoridated Public Water Systems . . . . . . . . . . . Adjusted . . . . . . . . . . . . . . . . . . . . . . . . . 4. 846 Natural . . . . . . . . . . . . . . . . . . . . . . . . . . 3. 010

7. 856

Forty-one of the Nation’s 50 largest cities. serving a population of 31.500.000. receive the benefits of optimally fluoridated water (see next page) .

School Fluoridation As of December 31. 1980

Schools . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 500 Students . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 167. 863 States with Fluoridated School Supplies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

-Dental Disease Prevention Activity Center for Prevention Services Centers for Disease Control Atlanta. G A

‘EPA estimate of population on community water systems. December 30. 1980 . **Population figure does not include number of students receiving school water fluoridation .