Learn the Issues
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La EPA elimina el Lugar Superfondo del Pozo Corozal de la Lista Nacional de Prioridades
En un paso que ilustra otro éxito del programa Superfondo, la Agencia de Protección Ambiental de EE. UU. (EPA, por sus siglas en inglés) está eliminando el lugar Superfondo del Pozo Corozal, situado en el municipio de Corozal, Puerto Rico, de la NPL.
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Learn about Lead
This page provides basic information on lead including what it is, where it is found, how one can be exposed, and the health effects associated with lead.
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Manitowoc Company Clean Air Act Settlement Summary
Manitowoc Company Clean Air Act Settlement Summary
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Air Emissions Factors Development and Use
This page includes basic information about air emissions factors and tools supporting the emission factor development process.
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EPA Deletes Corozal Well Superfund Site from National Priorities List
In a step that illustrates another Superfund success, U.S. Environmental Protection Agency (EPA) is deleting the Corozal Well Superfund site, located in the central mountain town of Corozal, Puerto Rico, from the National Priorities List (NPL).
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September—October 2019 Pacific Southwest Newsletter
Protecting Children, Restoring SF Bay, Revitalizing a City, and More!
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Oil and Gas Safety Alert: Public Safety at Oil and Gas Upstream Facilities
Safety alert on public safety at oil and gas upstream facilities.
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Do states require extra Tier II information?
Do states require additional information on the Tier II report? How can I find out about the state data requirements? Some states do want additional Tier II information; contact your state Tier II administrator to learn specific details. Tier2 Submit includes fields for the additional information requested or required by…
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Tier2 Submit validation error due to incorrect CAS number
What do I do if I get a validation error in Tier2 Submit due to an incorrect Chemical Abstracts Service (CAS) number? Your CAS number should be typed exactly as it appears on the substance's SDS. Review your safety data sheet (SDS) to see if the CAS number was typed…
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Attaching Site Plan Using Tier2 Submit
Tier2 Submit does allow a user to attach and submit a site plan with the Tier II inventory information. However, before using Tier2 Submit to submit a site plan, the facility should check with the relevant State or Tribal Emergency Response Commission ( SERC or TERC) and/or their state or…
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Entering Alternative Storage Types and Pressure and Temperature Conditions on Tier II Form
EPA provides a list of storage types and conditions for pressure and temperature in the instructions for the paper Tier II form and as dropdown menus in Tier2 Submit. Are facilities required to use the storage types and conditions that EPA provides, or can facilities provide different values? Facilities are…
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Are hazardous chemicals present at rail yards subject to EPCRA 311/312?
Yes, hazardous chemicals present at rail yards are subject to EPCRA Sections 311 and 312, if they are not stored incident to transportation and they are present at the rail yard in amounts equal to or in excess of the minimum thresholds in 40 CFR 370.10(a). As explained in the…
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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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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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E-cigarette and EPCRA 311 / 312 Reporting
Are hazardous chemicals used to make e-cigarette products considered tobacco or tobacco products and thus exempt from EPCRA sections 311 and 312 reporting requirements? No. The MSDS reporting requirements under EPCRA Section 311 and Chemical Inventory (i.e., Tier II) reporting requirement under EPCRA Section 312 apply to owners and operators…
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Hazardous chemicals used in animal digestors or incinerators
Are hazardous chemicals used in equipment, such as an animal carcass digestor or incinerator, located on the grounds of a medical or veterinary facility exempt from the definition of hazardous chemical and, therefore, exempt from reporting under EPCRA Sections 311 and 312? Any substance to the extent it is used…
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Release notification for release at Superfund site
Would the National Response Center (NRC) need to be notified of a release of a hazardous substance in an amount equal to or exceeding a Reportable Quantity (RQ) at a Superfund site during cleanup activities? Yes. Unless otherwise exempted from CERCLA section 103 notification requirements, a release of a hazardous…
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When does “storage incident to transportation” end?
Are hazardous chemicals stored at the destination indicated on the shipping papers considered to be storage “incident to transportation” if they will be shipped later on to another destination under new shipping papers? Section 327 of EPCRA exempts from any reporting requirement, other than the Section 304 notification requirements, substances…
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Are hazardous chemicals in transportation subject to EPCRA 311/312?
Are hazardous chemicals in transportation subject to material safety data sheet (MSDS) reporting under Section 311 and Tier II hazardous chemical inventory reporting under Section 312 of EPCRA ( 40 CFR 370)? Section 327 of EPCRA exempts from any reporting requirement, other than the Section 304 notification requirements, substances or…
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Are petroleum products exempt from 311 and 312?
Are petroleum products exempt from the reporting requirements of Sections 311 and 312? Petroleum products are not specifically exempted from Sections 311 and 312 reporting. However, some products could fall under the exemptions listed in Section 311(e).