Search Frequent Questions
Filter By:
- Air Emissions Inventories Total results: 34
- Asbestos Total results: 141
- Butte Area/Silver Bow Creek Total results: 17
- Coronavirus (COVID-19) Total results: 33
- East Palestine, Ohio Train Derailment Total results: 148
- Emergency Planning and Community Right-to-Know Total results: 301
-
Fuel Program
Total results: 693
- Diesel Sulfur Program Total results: 7
- E15 comments Total results: 1
- Fuels and Fuel Additives (FFARs) Total results: 2
- Gasoline Sulfur Program Total results: 17
- Other Total results: 6
- Reformulated Gasoline and Anti-Dumping Total results: 431
- Registration Total results: 9
- Registration and Reporting under 40 CFR 79 Total results: 19
- Renewable Fuel Standard (RFS1) Total results: 67
-
Renewable Fuel Standard (RFS2)
Total results: 111
- Application of standards Total results: 4
- Assignment of pathways to renewable fuel Total results: 4
- Foreign producers and importers Total results: 2
- Generation of RINs Total results: 6
- Grandfathering Total results: 8
- Registration Total results: 25
- Reinstating RINs Total results: 4
- Renewable Biomass Total results: 8
- Renewable fuel definitions Total results: 1
- Renewable volume obligations Total results: 3
- Reporting Total results: 37
- Treatment of biomass-based diesel Total results: 3
- Reporting Total results: 22
- Great Lakes Funding Total results: 92
- Lead Total results: 401
- MOVES Total results: 57
- Norwood Landfill Site Total results: 30
- Oil Regulations Total results: 96
- Permitting Under the Clean Air Act Total results: 19
- Radiation Total results: 1
- Risk Management Program (RMP) Total results: 285
- Southeast Minnesota Groundwater Total results: 11
Displaying 1 - 15 of 19 results
-
Will an Ozone Generator protect me and my family from COVID-19?
No, do not use ozone generators in occupied spaces. When used at concentrations that do not exceed public health standards, ozone applied to indoor air does not effectively remove viruses, bacteria, mold, or other biological pollutants. Visit the Centers for Disease Control and Prevention's website for best practices to protect…
- Last published:
-
Can air cleaning devices that use bipolar ionization, including portable air cleaners and in-duct air cleaners used in HVAC systems, protect me from COVID-19?
Bipolar ionization (also called needlepoint bipolar ionization) is a technology that can be used in HVAC systems or portable air cleaners to generate positively and negatively charged particles. Provided manufacturers have data to demonstrate efficacy, manufacturers of these types of devices may market this technology to help remove viruses, including…
- Last published:
-
Will running an evaporative cooler (sometimes known as a "swamp cooler") or whole-house fan help protect me and my family from COVID-19?
Both evaporative coolers (or "swamp coolers") and whole-house fans can help protect people indoors from airborne transmission of COVID-19 because they increase ventilation with outside air to cool indoor spaces. Evaporative coolers are used in dry climates. They use water to provide cooling and increase relative humidity indoors. When operating…
- Last published:
-
Where can professionals who manage school, office, and commercial buildings get information on ventilation and filtration to respond to COVID-19?
Professionals who operate school, office, and commercial buildings should consult the American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE) guidance for information on ventilation and filtration to help reduce risks from the virus that causes COVID-19. In general, increasing ventilation and filtration is usually appropriate; however, due to the…
- Last published:
-
Will an air cleaner or air purifier help protect me and my family from COVID-19 in my home?
When used properly, air purifiers can help reduce airborne contaminants including viruses in a home or confined space. However, by itself, a portable air cleaner is not enough to protect people from COVID-19. When used along with other best practices recommended by the Centers for Disease Control and Prevention, operating…
- Last published:
-
What is the purpose of a cellulosic biofuel waiver credit?
See More Frequent Questions about Fuels Registration, Reporting, and Compliance Help . Under EISA, EPA is required to make cellulosic biofuel waiver credits available for years where we waive some portion of the statutory volume for cellulosic biofuel. These credits can then be used by obligated parties to comply with…
- Last published:
-
Is the last date of sampling 12/31/2029?
Yes, that is correct. The last date of sampling is 12/31/2029.
- Last published:
-
How can I increase ventilation at home to help protect my family from COVID-19?
Ensuring proper ventilation with outside air is a standard best practice for improving indoor air quality. However, by itself, increasing ventilation is not enough to protect people from COVID-19. When used along with other best practices recommended by the Centers for Disease Control and Prevention, increasing ventilation can be part…
- Last published:
-
Is fuel sold in U.S. territories, such as Puerto Rico, required to comply with RFS2?
See More Frequent Questions about Fuels Registration, Reporting, and Compliance Help . United States territories, such as Puerto Rico, are not included in the RFS2 program unless they opt-in according to §80.1443. See also §§80.1407(f) and 80.1426(b).
- Last published:
-
Could you please expand upon the definition of the cellulosic biofuel waiver credit that may be for sale? I am not certain when, or if, a paper or pulp company could obtain a waiver credit or benefit from selling a waiver credit?
See More Frequent Questions about Fuels Registration, Reporting, and Compliance Help . Cellulosic biofuel waiver credits may only be purchased by obligated parties (e.g., gasoline and diesel fuel refiners and importers) from EPA. See section 80.1456(c).
- Last published:
-
Can running the HVAC system in my home help protect me from COVID-19?
By itself, running your HVAC system is not enough to protect yourself and your family from COVID-19. However, when used along with other best practices recommended by the Centers for Disease Control and Prevention, operating the HVAC system can be part of a plan to protect yourself and your family…
- Last published:
-
What is Upper-Room Ultraviolet Germicidal Irradiation (UVGI)? What is HVAC UVGI? Can either be used to disinfect the air and help protect myself from COVID?
A professionally designed system of ultraviolet germicidal irradiation (UVGI) that is well installed and maintained can effectively kill the virus that causes COVID-19 and help protect people from the disease indoors. Typically, UVGI systems are installed near a room ceiling (upper-room UVGI) or inside the HVAC system of a building…
- Last published:
-
Is ventilation important for indoor air quality when cleaning and/or sanitizing for COVID-19 indoors?
When cleaning and disinfecting for COVID-19, ventilation is important. Using EPA-registered cleaning and disinfecting products according to their label instructions is the best way to ensure that any indoor air pollution risks are reduced while still maintaining the effectiveness of the disinfecting product. In particular, follow any label precautions that…
- Last published:
-
What is a DIY air cleaner, and can it help protect homes from COVID-19?
Do-it-yourself (DIY) air cleaners are indoor air cleaners that can be assembled from box fans and square HVAC (or furnace) filters. A variety of designs exist, using a single fan and one to five air filters. In its simplest form, a single filter is attached to the front or back…
- Last published:
-
Is the Renewable Fuels Mandate in ethanol equivalent gallons?
See More Frequent Questions about Fuels Registration, Reporting, and Compliance Help . The percentage standards applicable under RFS are intended to be met with ethanol-equivalent volumes of renewable fuel. As a result, a gallon of ethanol counts as one gallon of renewable fuel for purposes of compliance with the four…
- Last published: