[Code of Federal Regulations]
[Title 40, Volume 21]
[Revised as of July 1, 2007]
From the U.S. Government Printing Office via GPO Access
[CITE: 40CFR131.22]

[Page 411]
 
                   TITLE 40--PROTECTION OF ENVIRONMENT
 
         CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED)
 
PART 131_WATER QUALITY STANDARDS--Table of Contents
 
 Subpart C_Procedures for Review and Revision of Water Quality Standards
 
Sec.  131.22  EPA promulgation of water quality standards.

    (a) If the State does not adopt the changes specified by the 
Regional Administrator within 90 days after notification of the Regional 
Administrator's disapproval, the Administrator shall promptly propose 
and promulgate such standard.
    (b) The Administrator may also propose and promulgate a regulation, 
applicable to one or more States, setting forth a new or revised 
standard upon determining such a standard is necessary to meet the 
requirements of the Act.
    (c) In promulgating water quality standards, the Administrator is 
subject to the same policies, procedures, analyses, and public 
participation requirements established for States in these regulations.