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  • What is a reactive and non-reactive solid EHS?

    Reactive solid means any extremely hazardous substance denoted with “a” in the “Notes” column in Appendix A or B of 40 CFR 355. Reactive solids are more likely than other solids to be dispersed into the air due to the energy or heat created from their reactivity with water or…

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  • How did states form their SERCs?

    How are States expected to form their State Emergency Response Commission (SERC) as required under Title III? States are required to establish a State Emergency Response Commission (SERC) under Title III. The SERC may consist of existing emergency response organizations or may be an entirely new mechanism to address this…

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  • Pesticide applicator quantity applied to threshold or transportation exemption

    A farmer contracts with an applicator to spray pesticides on his fields. The applicator drives a tank truck onto the farmers' field and sprays the pesticide from the truck onto the fields. For purposes of Section 302 emergency planning requirements, are the EHSs in the truck considered present at the…

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  • State refusing to comply with the emergency planning provisions

    What will happen if a State refuses to comply with the emergency planning provisions? A governor who does not designate a State emergency response commission becomes the commission by default. While the governor could choose not to fulfill any of the Title III provisions, the public could still request information…

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  • Section 302 notification requirements and mixtures with unknown components

    Are facilities exempt from Section 302 notification requirements if they produce, use, or store mixtures whose extremely hazardous substance component information is not available on the MSDS provided by the manufacturer? If the facility which produces, uses, or stores mixtures knows or reasonably should know the components of the mixture…

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  • Can a facility divide a process when assigning program levels?

    My process includes a series of interconnected units, as well as several storage vessels that are co-located. Several sections of the process could qualify for Program 1. Can I divide my process into sections for the purpose of assigning Program levels? No, you cannot subdivide a process for this purpose…

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  • If a stationary source has processes ineligible for Program 1, are all processes ineligible?

    If a stationary source has several processes that are covered under 40 CFR Part 68, and some of those processes have had an accidental release within the past five years (effectively making those processes ineligible for Program 1 status), are the individual processes from which no accidents have occurred also…

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  • If a covered process has an accident, when does it lose eligibility for Program 1 status?

    A process covered under 40 CFR Part 68 is eligible for Program 1 requirements if it meets all of the criteria listed at 40 CFR §68.10(b). Those criteria include a requirement that the process cannot have had an accidental release of a regulated substance that led to offsite death, injury…

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  • Applicability of program levels and prevention program requirements for co-located vessels

    I have a tank with 1,000,000 pounds of toluene diisocyanate (TDI), which is covered under the RMP rule, but not under OSHA PSM. Considered by itself, the TDI would be Program 2 for EPA. The tank, however, is close to equipment that has chlorine above the applicable threshold and is…

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  • Changing from a Program 2 or 3 process to a Program 1 process

    If five years have passed since the last accident involving a covered process, and that process meets the other two requirements identified under 40 CFR §68.10(b) for Program 1 eligibility, could that process become a Program 1 process even if it had previously been identified as a Program 2 or…

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  • What is the timeline for posting the responses? Will we receive an email with notification on the answers or shall I monitor the website for the posting?

    EPA will respond to the individual email 1 - 2 days after receipt and will post the questions and answers to the RFA website very soon thereafter.

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  • TPQ calculations for hazardous substances in molten form

    Facilities are subject to emergency planning and notification requirements under EPCRA (also known as SARA Title III) when an extremely hazardous substance (EHS) is present at a facility in an amount equal to or in excess of its TPQ. For some EHSs that are solids, two TPQs are given (e.g…

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  • Reporting responsibility under EPCRA §302 for a facility with several unrelated companies?

    A public warehouse is used by several unrelated companies to store extremely hazardous substances (EHSs). For purposes of emergency planning notification, who is responsible, under EPCRA Section 302, for notifying the State Emergency Response Commission if a threshold planning quantity (TPQ) of an EHS is present at the warehouse? The…

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  • Assigning program level 1 if a public receptors is just beyond distance to endpoint

    Our distance to the endpoint for the worst-case release is 0.3 miles. The nearest public receptor is 0.32 miles away. What tools are available to document that the public receptor is beyond the distance to the endpoint so we can qualify for Program 1? The results of any air dispersion…

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  • Process that meets Program 1 requirements and Program 3 applicability

    Program 3 applies to processes in certain NAICS codes as well as any process subject to the OSHA Process Safety Management (PSM) standard, unless the process is eligible for Program 1. If a process meets the requirements of Program 1, but is also in NAICS code 32211 (one of those…

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