California Department of Resources Recycling and Recovery (CalRecycle) 

Regulations: Title 27, Environmental Protection--Division 2, Solid Waste

Chapter 3. Criteria for All Waste Management Units, Facilities, and Disposal Sites

Table 3.1 SWRCB's Geologic and Siting Criteria for Classified Units - Unit Classification

Site Characteristics [Reserved]1,4 New Class II2 Reclassification of Existing Class II New Class III3 Reclassification of Existing Class II3
Geologic Setting   Substantial isolation from groun water; see section 20250(b) As for new Class II Adequate separation from ground water; characteristics other than hydraulic conductivity will be considered; see section 20260(b) As for new Class III
Flooding   <<-------- No Siting Restruction5 ----------->> ---------->>
Ground Rupture   200’ setback from known Holocene fault Exempt5, except that expansions are as for new Class II Not located on known Holocene fault Exempt5, except that expansion as new Class III
Rapid Geologic Change   <<-------- No Siting Restruction5 ----------->> ---------->>
Tidal Waves6   <<-------- No Siting Restruction5 ----------->> ---------->>
  1. [Reserved.] Note: These standards removed because they apply only to Class I Units (see Chapter 15, Div. 3., Title 23, CCR).
  2. This category is defined in section 20250(a).
  3. This category is defined in section 20260(a).
  4. [Reserved.] Note: Left in Ch-15. Applies only to Class I Units.
  5. Exemption from siting criteria does not release dischargers from the obligation to protect Units from the geologic or environmental hazards involved. Exemption is conditioned on such protection.
  6. The term "Tidal Waves" includes tsunamis, seiches, and surge condition.

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