Cal. Code Regs. Tit. 23, div. 3, ch. 15, art. 3, tbl. 3.1

Current through Register 2024 Notice Reg. No. 49, December 6, 2024

Table 3.1 - Geologic and Siting Criteria for Class I Waste Management Units

Waste Management Unit Classification
Site Charac teristics	New Class I	Reclassification of Existing Class I1
		I	I1	II-I	T/S	REC	EX
Geologic Setting	Maximum attainable isolation from ground water; see Section 2531(b) of this article.	Yes	Yes	Yes	Yes	Yes	Yes
Flooding	Outside of 100-year floodplain.4	Yes	No5	No5	No5	No5	No5
Ground Rupture	2001 setback from known Holocene fault.	Yes	Yes	No5	No5	Yes	Yes
Rapid Geologic Change	Outside subject area (potential to impair containment)4	Yes	Yes	No5	No5	No5	Yes
Tidal Waves6	Outside subject coastal areas.4	No siting restriction5
"Yes" means the unit shall comply with requirements for new Class I facilities.
1 This category is defined in Subsection 2531(a) of this article.
2 [Reserved.]
3 [Reserved.]
4 Waste management units used only for treatment and storage may be located within prescribed areas, provided that exemption from applicable siting criteria is conditioned on protection of treatment and storage from geologic or environmental hazards involved.
5 Exemption from siting criteria does not release dischargers from the obligation to protect waste management units from the geologic or environmental hazards involved. Exemption is conditions on such protection.
6 "Tidal waves" includes tsunamis, seiches, and surge condition.

Cal. Code Regs. Tit. 23, div. 3, ch. 15, art. 3, tbl. 3.1