845 



484, § 905(b) (1), Oct. 12, 1976, 90 Stat. 2325.) 

 Amendments 



1976_Paragrap h (13) . Pub. L. 94-317 added para- 

 graph (13). 



Pub. L. 94-484 added "the Northern Mariana Islands" 

 In paragraph (13). 



Rural Water Stjrvet; Report to President and Congress; 

 Authorization op Appropriations 

 Section 3 of Pub. L. 93-523 provided that; 

 "(a) The Administrator of the Environmental Protec- 

 tion Agency shall (after consultation with the Secretary 

 of Agriculture and the several States) enter into arrange- 

 ments with public or private entities as may be appropri- 

 ate to conduct a survey of the quantity, quality, and avail- 

 a&Hity of rural drinking water supplies. Such survey shall 

 include, but not be limited to, the consideration of the 

 number of residents in each rural area — 



"(1) presently being Inadequately served by a public 

 or private drinking water supply system, or by an In- 

 dividual home drinking water supply system; 



"(2) presently having limited or otherwise inadequate 

 access to drinking water; 



"(3) who, due to the absence or Inadequacy of a 

 drinking water supply system, are exposed to an in- 

 creased health hazard; and 



. "(4) who have experienced incidents of chronic or 



accute Illness, which may be attributed to the absence 



of inadequacy of a drinking water supply system. 



"(b) Such survey shall be completed within eighteen 



months of the date of enactment of this Act (Dec. 18, 



19741 and a final report thereon submitted, not later than 



six months after the completion of such survey, to the 



President for transmittal to the Congress. Such report 



shall include recommendations for improving rural water 



supplies. 



"(c) There are authorized to be appropriated to carry 

 out the provisions of this section $1,000,000 for the fiscal 

 year ending June 30, 1975; 82,000,000 for the fiscal year 

 ending June 30, 1976; and $1,000,000 for the fiscal year 

 ending June 30, 1977." 



Part B. — Public Water Systems 

 §30Og. Coverage. 



Subject to sections 300g-4 and 300g-5 of this- 

 title, national primary drinking water regulations 

 under this part shall apply to each public water 

 system in each State; except that such regulations 

 shall not apply to a public water system — 



(1) which consists only of distribution and 

 storage facilities (and does not have any collec- 

 tion and treatment facilities) ; 



(2) which obtains all of its water from, but is 

 not owned or operated by, a public water system 

 to which such regulations apply; 



(3) which does not sell water to any person; 

 and 



(4) which is not a carrier which conveys pas- 

 sengers in interstate commerce. . , 



(July 1, 1944, ch. 373, title XIV. § 1411, as added 

 Dec. 16, 1974, Pub. L. 93-523, § 2(a). 88 Stat. 1662.) 



§ 300g-l. National drinking water regulations. ■ 



(a) Interim primary regulations; publication of pro- 

 posed regulations; promulgation; effective date;, 

 amendments. 



( 1 ) The Administrator shall publish proposed na- 

 tional interim primary drinking water regulations 

 within 90 days after December 16, 1974. Within 180 

 days after December 16, 1974, he shall promulgate 

 such regulations with such modifications as he deems 

 appropriate. Regulations under this paragraph may 



be amended from time to time. 



(2) National interim primary drinking water 

 regulations promulgated under paragraph (1) shall 

 protect health to the extent feasible, using tech- 

 nology, treatment techniques, and other means,' 

 which the Administrator determines are generally 

 available (taking costs into consideration) on De- 

 cember 16, 1974. 



(3) The interim primary regulations first pro- 

 mulgated under paragraph (1) shall take effect 

 eighteen months after the date of their promulga- 

 tion. 



(b) Recommended maximum contaminant levels and 

 list of contaminants with adverse effect but of 

 undetermined levels: publication of proposals in 

 Federal Register and establishment of recom- 

 mended levels and list; revised primary regula- 

 tions: publication of pioposed regulations in 

 Federal Register, promulgation, requirements, 

 "feasible" defined, amendments, triennial review, 

 effective date, supersedure of interim primary 

 regulations. 

 (1) (A) Within 10 days of the date the report on 

 the study conducted pursuant to subsection (e) of 

 this section is submitted to Congress, the Adminis- 

 trator shall publish in the Federal Register, and 

 provide oppwrtunity for comment on, the — 



(i) proposals in the report for recommended 

 maximum contaminant levels for national pri- 

 mary drinking water regulations, and 



(ii) list in the report of contaminants the levels 

 of which in drinking water cannot be determined 

 but which may have an adverse effect on the 

 health of persons. 



(B) Within 90 days after the date the Adminis- 

 trator makes the publication required by subpara- 

 graph (A) , he shall by rule establish recommended 

 maximum contaminant levels for each contaminant 

 which, in his judgment based on the report on the 

 study conducted pursuant to subsection (e) of this 

 section, may have any adverse effect on the health 

 of persons. Each such recommended maximum con- 

 taminant level shall be set at a level at which, in the 

 Administrator's judgment based on such report, no 

 known or anticipated adverse effects on the health 

 of persons occur and which allows an adequate 

 margin of safety. In addition, he shall, on the basis 

 of the report on the study conducted pursuant to 

 subsection (e' of this section, list in the rules under 

 this subparagraph any contaminant the level of 

 which cannot be accurately enough measured in 

 drinking water to establish a recommended maxi- 

 mum contaminant level and which may have any 

 adverse effect on the health of persons. Based on 

 information available to him. the Administrator 

 may by rule change recommended levels established 

 under this subparagraph or change such list. 



(2) On the date the Administrator establishes 

 pursuant to paragraph (1) (B) recommended maxi- 

 mum contaminant levels he shall publish in the 

 Federal Register proposed revised national primary 

 drinking water regulations (meeting the require- 

 ments of paragraph (3> ) . Within 180 days after the 

 date of such proposed regulations, he shall pro- 

 mulgate such revised drinking water regulations 

 with such modifications as he deems appropriate. 



