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Displaying 1 - 15 of 31 results

• EPCRA 311 / 312 Applicability to Brine / Salt Solutions
  

  Are facilities required to prepare or have available a material safety data sheet/safety data sheet (MSDS/SDS) for brine/salt solutions under the Occupational Safety and Health Administration (OSHA) Hazard Communication Standard (HCS) ( 29 CFR 1910.1200 )? Yes, facilities are required to prepare or have available an MSDS/SDS for brine/salt solutions…

  • Last published: May 22, 2025

• When handling samples to be analyzed for oxygen and oxygenate content, section 80.46(g), what are conditions for bringing the samples to room temperature?

  See More Frequent Questions about Fuels Registration, Reporting, and Compliance Help . There are no conditions other than to have the sample at room temperature before beginning any volumetric measurement for the analysis. (7/1/94) This question and answer was posted at

  • Last published: June 2, 2025

• In its discussion of Enforcement Test Tolerances, EPA states that if test results "show the product to be above the standard, then the product is in violation regardless of whether or not it is within the tolerance." Since this is, technically, a violation how is this reconciled with the requirement that parties in the distribution chain must take corrective action to bring all product into compliance? Can we rely on stated EPA intention to bring no enforcement if samples are over the standard but within tolerance? Are records required for these instances?
  

  See More Frequent Questions about Fuels Registration, Reporting, and Compliance Help . Parties are expected to take corrective action when samples collected at locations downstream of the refinery or import facility exceed an applicable standard for a parameter plus the enforcement tolerance for that parameter. For example, if a distributor…

  • Last published: May 21, 2025

• If a party identifies RFG that is out of spec for a downstream standard, and the party wants to bring the gasoline back into spec by blending it with other RFG or with blendstock, must the party be registered with EPA as a refiner, and must the party meet all the requirements that apply to refinery operations for this blending activity?
  

  See More Frequent Questions about Fuels Registration, Reporting, and Compliance Help . If RFG at a location downstream of the refinery or import facility level is found to violate a downstream standard, a violation of the RFG requirements has occurred for which various parties will be liable, and for which…

  • Last published: May 20, 2025

• Why is Page 34 In the "data interpretation, statistical analysis and report writing, item (3) of effective plans" empty?

  Thank you for bringing this to our attention. It appears there was an issue converting the document to a PDF. The missing text will be reflected in a modification to the RFA which will be posted to grants.gov and the EPA's RFA website as soon as possible.

  • Last published: March 17, 2025

• Does each person have to register individually in the Central Data Exchange or CDX for the Methane Super Emitter Program, or can a central person at the organization add users to the organization’s account?

  Yes, each person within an organization needs to sign up for their own CDX account. There are two types of accounts: preparer and signatory. Signing up for signatory authority for an organization brings with it the ability to invite and approve additional users to set up accounts associated with that…

  • Last published: November 5, 2025

• Why is the sentence incomplete on page 34 In the section about collaboration?

  Thank you for bringing this to our attention. It appears there was an issue converting the document to a PDF. The missing text will be reflected in a modification to the RFA which will be posted to grants.gov and the EPA's RFA website as soon as possible.

  • Last published: March 17, 2025

• If a spot sample indicates the analyzers were off, can a sample from the transporting ship or truck in which the fuel is being shipped be used to certify the batch? Can this sample be taken when off-loading the fuel?

  See More Frequent Questions about Fuels Registration, Reporting, and Compliance Help . In the case of an approved in-line blending system, spot sample results should be used to correlate with the results from on-line analyzers. If a spot sample shows that the on-line analyzers are not properly monitoring the fuel…

  • Last published: June 3, 2025

• How does outdoor air enter a building?

  Most home heating and cooling systems, including forced air heating systems, do not mechanically bring fresh air into the house. Outdoor air enters and leaves a house by: natural ventilation , such as through open windows and doors infiltration , a process by which outdoor air flows into the house…

  • Last published: November 13, 2025

• Does EPA have enforcement authority for the risk management program regulations?

  Yes. Under §113 of the CAA, the Agency has the authority to bring administrative and judicial actions against violators. Judicial actions can be civil and criminal in nature. Section 113(a)(3) authorizes the Agency to order violators to comply with the risk management program regulations. Under section 113(b), the Agency may…

  • Last published: May 6, 2025

• When does the independent sampling and testing requirement begin?

  See More Frequent Questions about Fuels Registration, Reporting, and Compliance Help . The independent sampling and testing requirements apply to each batch of RFG that is produced or imported, unless an in-line blending waiver has been obtained. As a result, the independent sampling and testing requirements begin for any refiner…

  • Last published: June 2, 2025

• Compliance date for adding covered processes

  What happens if I bring a new covered process on line (e.g., install a second storage tank) after submitting my original RMP? For a new covered process added after the initial compliance date, you must be in compliance on the date you first have a regulated substance above the threshold…

  • Last published: July 15, 2025

• Difference between RMP update and RMP correction

  What is the difference between an update and a correction to a risk management plan (RMP)? Updates and resubmissions require the owner or operator to review and revise all sections of the RMP as needed to bring the RMP up to date and the submission must be accompanied by a…

  • Last published: May 9, 2025

• Where can I find Tribal IAQ resources and materials?

  While there are indoor air quality, or IAQ, resources throughout the Internet, EPA's Tribal IAQ Web portal contains information specific to tribal communities and brings together leaders to share their knowledge, resources and materials. Throughout the Tribal IAQ Web portal, resources and materials specific to each issue area, such as…

  • Last published: November 13, 2025

• How does the EPA enforce Superfund cleanups?

  The Comprehensive Environmental Response, Compensation, and Liability Act (commonly referred to as Superfund) provides the EPA with enforcement authorities to clean up sites by finding the companies or people responsible for contamination at a site, and negotiating with them to do the clean up themselves, or to pay for the…

  • Last published: September 30, 2025