CFR > Title 40 - Protection of Environment > CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY > SUBCHAPTER J—SUPERFUND, EMERGENCY PLANNING, AND COMMUNITY RIGHT-TO-KNOW PROGRAMS (Parts 300–375) > PART 355—EMERGENCY PLANNING AND NOTIFICATION > SUBPART B—Emergency Planning (§355.10 to §355.21) > 355.12—What quantities of extremely hazardous substances trigger emergency planning requirements?

355.12—What quantities of extremely hazardous substances trigger emergency planning requirements?

Any EHS present at your facility in an amount equal to or greater than its TPQ triggers the emergency planning requirements of this subpart. The TPQs are listed in Appendices A and B of this part in the column labeled “threshold planning quantity.”