§ 300j-17. Estrogenic substances screening program
In addition to the substances referred to in section 
346a
(p)(3)(B) of title 
21 the Administrator may provide for testing under the screening program authorized by section 
346a
(p) of title 
21, in accordance with the provisions of section 
346a
(p) of title 
21, of any other substance that may be found in sources of drinking water if the Administrator determines that a substantial population may be exposed to such substance.