[Code of Federal Regulations]
[Title 40, Volume 22]
[Revised as of July 1, 2003]
From the U.S. Government Printing Office via GPO Access
[CITE: 40CFR257.3-1]

[Page 370-371]
 
                   TITLE 40--PROTECTION OF ENVIRONMENT
 
         CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED)
 
PART 257--CRITERIA FOR CLASSIFICATION OF SOLID WASTE DISPOSAL FACILITIES 
AND PRACTICES--Table of Contents
 
    Subpart A--Classification of Solid Waste Disposal Facilities and 
                                Practices
 
Sec. 257.3-1  Floodplains.

    (a) Facilities or practices in floodplains shall not restrict the 
flow of the base flood, reduce the temporary water storage capacity of 
the floodplain, or result in washout of solid

[[Page 371]]

waste, so as to pose a hazard to human life, wildlife, or land or water 
resources.
    (b) As used in this section:
    (1) Based flood means a flood that has a 1 percent or greater chance 
of recurring in any year or a flood of a magnitude equalled or exceeded 
once in 100 years on the average over a significantly long period.
    (2) Floodplain means the lowland and relatively flat areas adjoining 
inland and coastal waters, including flood-prone areas of offshore 
islands, which are inundated by the base flood.
    (3) Washout means the carrying away of solid waste by waters of the 
base flood.

[44 FR 53460, Sept. 13, 1979; 44 FR 54708, Sept. 21, 1979]