[Code of Federal Regulations]
[Title 40, Volume 20]
[Revised as of July 1, 2003]
From the U.S. Government Printing Office via GPO Access
[CITE: 40CFR141.4]

[Page 349-350]
 
                   TITLE 40--PROTECTION OF ENVIRONMENT
 
         CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED)
 
PART 141_NATIONAL PRIMARY DRINKING WATER REGULATIONS--Table of Contents
 
                            Subpart A_General
 
Sec.  141.4  Variances and exemptions.

    (a) Variances or exemptions from certain provisions of these 
regulations may be granted pursuant to sections 1415 and 1416 of the Act 
and subpart K of part 142 of this chapter (for small system variances) 
by the entity with primary enforcement responsibility, except that 
variances or exemptions from the MCL for total coliforms and variances 
from any of the treatment technique requirements of subpart H of this 
part may not be granted.
    (b) EPA has stayed the effective date of this section relating to 
the total coliform MCL of Sec.  141.63(a) for systems that demonstrate 
to the State that the violation of the total coliform MCL is

[[Page 350]]

due to a persistent growth of total coliforms in the distribution system 
rather than fecal or pathogenic contamination, a treatment lapse or 
deficiency, or a problem in the operation or maintenance of the 
distribution system.

[54 FR 27562, June 29, 1989, as amended at 56 FR 1557, Jan. 15, 1991; 63 
FR 43846, Aug. 14, 1998]