[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: 40CFR148.2]

[Page 832]
 
                   TITLE 40--PROTECTION OF ENVIRONMENT
 
         CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED)
 
PART 148_HAZARDOUS WASTE INJECTION RESTRICTIONS--Table of Contents
 
                            Subpart A_General
 
Sec.  148.2  Definitions.

    Injection interval means that part of the injection zone in which 
the well is screened, or in which the waste is otherwise directly 
emplaced.
    Transmissive fault or fracture is a fault or fracture that has 
sufficient permeability and vertical extent to allow fluids to move 
between formations.