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 2.1 Summary of Waste Management Strategies For Discharges of Waste to Land

Waste Category2,3 Waste Management Strategy Unit Class Unit Type Primary Containment4 Siting and Geologic Criteria5
Liquid Designated
(including undewatered sludge)
Full Containment II Surface Impoundment Double Liners7,8 (a) Natural features capable of containing waste and leachate may satisfy primary containment requirements.
Solid Designated Full Containment II6 Landfill Single Liner10,11 (b) May be located in most areas except high risk areas.
MSW Full Containment II6 Landfill Single Composite Liner  

 

Nonhazardous Solid Waste (including dewatered sludge and acceptable incinerator ash) Protect Beneficial Uses III6 Landfill None12 (a) Consideration of factors listed in section 20260(b)12
(b) May be located in most areas except high risk areas.
MSW Full Containment III6 Landfill Single Composite Liner  
  1. See section 20080 for applicability to existing facilities.
  2. Waste in any category may be discharged at Units with higher levels of containment ability.
  3. Wastes suitable for land treatment in any category may be discharged at land treatment facilities.
  4. See Article 4, Subchapter 3, Chapter 3 of this subdivision.
  5. See Article 3, Subchapter 3, Chapter 3 of this subdivision.
  6. Certain hazardous wastes may be discharged at Class II or Class III Units (e.g., asbestos waste going to a Class III landfill), see sections 20200(a)(1) & 20210(a)(2).
  7. Leachate collection and removal system (LCRS) required.
  8. Single liner may be acceptable, see Table 4.1.
  9. Suitable natural features may satisfy requirements for outer liner where double liners are needed. Single replaceable clay liner (no LCRS) also acceptable.
  10. Suitable natural features may satisfy primary containment requirement.
  11. LCRS required as appropriate.
  12. Units at sites not meeting siting and geologic criteria must have a single clay liner and LCRS.

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Last updated: CalRecycle regulations are updated continuously as changes are made and approved by the Office of Administrative Law.
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