---
kind: "section"
citation: "40 C.F.R. § 148.2"
title: "40"
number: "148.2"
heading: "Definitions."
url: "https://uscodex.org/cfr/40/148.2"
---

# §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.


## Notes

### Authority

Authority: Secs. 3004, Resource Conservation and Recovery Act, 42 U.S.C. 6901 et seq.

### Source

Source: 53 FR 28154, July 26, 1988, unless otherwise noted.