Learn the Issues

This page shows all of the pages at www.epa.gov that are tagged with Learn the Issues.
  • No Street Address Availability Tier II Reporting

    Pursuant to 40 CFR 370.42(d), Tier II chemical inventory information must include the complete name and address of the location of the facility (including the full street address or state road, city, county, State and zip code), latitude and longitude. If a facility does not have a street address, how…

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  • CERCLA Release Reporting: Clarification of Facility

    The term facility, as defined in 40 CFR 302.3, does not include the words “contiguous” or “adjacent”. Would multiple adjacent buildings or buildings on a contiguous property be considered one facility for purposes of release reporting and submit one notification? Yes. Adjacent buildings on a contiguous property where multiple concurrent…

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  • Follow-up notification requirements for release occurring in transportation

    Must a notifier submit a follow-up emergency notice after the initial 911 report? Notification of a release during transportation or storage incident to transportation, including the requirement to submit a written follow-up notice, is satisfied by dialing 911 and providing the release information as described in 40 CFR §355.42 to…

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  • CFAT Impacts on EPCRA and RMP

    The Department of Homeland Security’s Chemical Facility Anti-Terrorism Standards (CFATS) impose comprehensive federal security regulations for high-risk chemical facilities. Do the CFATS alter the requirements that apply to a facility covered under both CFATS and either the Emergency Planning and Community Right-to-Know Act (EPCRA) or the Clean Air Act section…

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  • CERCLA Release Notification and the Workplace Exposure Exclusion

    CERCLA section 101(22) excludes from the definition of release any release solely within a workplace, with respect to a claim which such persons may assert against the employer of such persons. Does the workplace exposure exclusion apply for purposes of CERCLA release notification requirements? The workplace exposure exclusion only applies…

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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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  • What is the relationship between reportable quantities (RQs) and threshold planning quantities (TPQs)?

    The reportable quantity (RQ) that triggers emergency release notification (Section 304) was developed as a quantity that when released, poses potential threat to human health and the environment. The RQs were developed using several criteria, including aquatic toxicity, mammalian toxicity, ignitability, reactivity, chronic toxicity, potential carcinogenicity, biodegradation, hydrolysis, and photolysis…

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  • 311/312 - Retail gas station "not in compliance" with UST requirements

    For purposes of using the higher EPCRA gasoline and diesel fuel thresholds, when is a retail gas station considered "not in compliance" with UST requirements? A facility is not in compliance with the UST requirements (and therefore not eligible for the higher EPCRA thresholds) when it first fails to meet…

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  • Are landfills covered under Title III of SARA since they are covered by RCRA?

    Yes, landfills are subject to certain Title III requirements. Subtitle A of Title III is intended to identify facilities which present a potential hazard for a chemical emergency and to provide a process for local emergency planning committees to engage with such facilities in determining the significance of the release…

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  • EPCRA extremely hazardous substances and relationship to CERCLA hazardous substances

    How are EPCRA extremely hazardous substances (EHSs) related to CERCLA hazardous substances? There are currently about 360 EHSs defined under EPCRA section 302; over a third of them are also CERCLA hazardous substances. Aside from this overlap of listed substances, CERCLA and EPCRA also have closely related notification requirements when…

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  • Release Notification for Lead from Ammunition

    Pursuant to 40 CFR 302.6, any person in charge of an onshore facility shall, as soon as he or she has knowledge of any release of a hazardous substance from a facility in a quantity equal to or exceeding the reportable quantity (RQ) in any 24-hour period, immediately notify the…

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  • EPCRA Section 312 applicability

    Who is required to submit a Section 312 Tier I Form? The requirements of Section 312 ( 40 CFR Part 370) apply to the owner or operator of any facility that is required to prepare or have available a material safety data sheet for a hazardous chemical under the OSHA…

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  • MSDS reporting for various blends of gasoline

    A service station stores both leaded and unleaded gasoline on-site. For the purpose of EPCRA 311 hazardous chemical inventory reporting, is the owner/operator of the facility required to submit separate material safety data sheets (MSDS) for each type of gasoline, or is a single MSDS sufficient? Section 311 of EPCRA…

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  • Two threshold planning quantities (TPQs)

    Several substances on the list of extremely hazardous substances (EHSs) have two threshold planning quantities (TPQs) listed in 40 CFR Part 355, Appendix A. When would a facility use the higher TPQ? EHSs that are in solid form are subject to one of two different TPQs. A facility should use…

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  • Reporting hydrofluoric acid as a mixture

    A facility has hydrofluoric acid which is a mixture of hydrogen fluoride and water. The MSDS specifies that the mixture is 50% hydrogen fluoride and 50% water. For purposes of reporting under Sections 311/312, should the facility report on the hydrofluoric acid mixture or the 50% hydrogen fluoride? Since the…

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  • Storage location for batteries in forklifts when complying with Tier II reporting

    As part of Tier II Chemical Inventory Reporting, a facility must provide a brief description of the precise location of the hazardous chemical at the facility ( 40 CFR §370.42(i)(8)(i)). A facility is reporting forklift batteries on their annual Tier II Inventory Form. How should the facility list the storage…

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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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  • Liability for damages that a release may cause

    Once a facility properly notifies the National Response Center (NRC), is it exempted from any liability for damages that the release may cause? No. Proper and timely reporting of a release in accordance with Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA) section 103 does not preclude liability for cleanup…

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  • States May Have More Stringent Tier II Reporting Requirements

    Pursuant to the Emergency Planning and Community Right-to-Know Act (EPCRA) section 312, facilities meeting the general applicability requirements of 40 CFR 370.10 must submit Tier II inventory information by March 1st. Can states have more stringent requirements than the federal requirements? If so, how can I find out about the…

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  • Results Using 2025 Reference Case

    Download EPA's IPM v6 including documentation, overview, System Summary Report, .DAT, .RPE, .RPT files, Gas Report, State Level Emissions, Generation and Heat Input Summary.