[Federal Register Volume 86, Number 34 (Tuesday, February 23, 2021)]
[Proposed Rules]
[Pages 10909-10911]
From the Federal Register Online via the Government Publishing Office [www.gpo.gov]
[FR Doc No: 2021-03374]


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ENVIRONMENTAL PROTECTION AGENCY

40 CFR Part 63

[EPA-HQ-OAR-2020-0560; EPA-HQ-OAR-2020-0535; EPA-HQ-OAR-2020-0572; EPA-
HQ-OAR-2020-0148; EPA-HQ-OAR-2020-0505; EPA-HQ-OAR-2020-0532; FRL-
10020-46-OAR]
RIN 2060-AU59; 2060-AU65; 2060-AU57; 2060-AU67; 2060-AU66; 2060-AU64


National Emission Standards for Hazardous Air Pollutants: Mercury 
Cell Chlor-Alkali Plants, Primary Magnesium Refining, Flexible 
Polyurethane Foam Fabrication Operations, Refractory Products 
Manufacturing, Carbon Black Production, and Cyanide Chemicals 
Manufacturing Residual Risk and Technology Reviews; Extension of 
Comment Periods

AGENCY: Environmental Protection Agency (EPA).

ACTION: Proposed rules; extension of public comment periods.

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SUMMARY: The U.S. Environmental Protection Agency (EPA) is exending 
comment periods for proposed rules titled ``National Emission Standards 
for Hazardous Air Pollutants: Mercury Cell Chlor-Alkali Plants Residual 
Risk and Technology Review'' and ``National Emission Standards for 
Hazardous Air Pollutants: Primary Magesium Refining Residual Risk and 
Technology Review,'' published on January 8, 2021, ``National Emission 
Standards for Hazardous Air Pollutants: Flexible Foam Fabrication 
Operations Residual Risk and Technology Review and Flexible 
Polyurethane Foam Production and Fabrication Area Source Technology 
Review,'' published on January 11, 2021, ``National Emission Standards 
for Hazardous Air Pollutants: Refractory Products Manufacturing 
Residual Risk and Technology Review'' and ``National Emission Standards 
for Hazardous Air Pollutants: Carbon Black Production Residual Risk and 
Technology Review,'' published January 14, 2021, and ``National 
Emission Standards for Hazardous Air Pollutants: Cyanide Chemicals 
Manufacturing Residual Risk and Technology Review,'' published on 
January 15, 2021, to allow additional time for stakeholders to review 
and comment on the proposals.

DATES: The public comment periods for the proposed rules published in 
the Federal Register on January 8, 2021 (86 FR 1362 and 86 FR 1390), 
originally ending February 22, 2021, are being extended. Written 
comments may now be received on or before March 24, 2021.

[[Page 10910]]

    The public comment period for the proposed rule published in the 
Federal Register on January 11, 2021 (86 FR 1868), originally ending 
February 25, 2021, is being extended. Written comments may now be 
received on or before March 29, 2021.
    The public comment period for the proposed rules published in the 
Federal Register on January 14, 2021 (86 FR 3079 and 86 FR 3054) and 
January 15, 2021 (86 FR 3906), originally ending March 1, 2021, are 
being extended. Written comments may now be received on or before March 
31, 2021.

ADDRESSES: Comments. Submit your comments, identified by the Docket ID 
Number corresponding to the proposed rule on which you are commenting 
(EPA-HQ-OAR-2020-0560; EPA-HQ-OAR-2020-0535; EPA-HQ-OAR-2020-0572; EPA-
HQ-OAR-2020-0148560; EPA-HQ-OAR-2020-0505; or EPA-HQ-OAR-2020-0532) by 
any of the following methods:
     Federal eRulemaking Portal: https://www.regulations.gov/ 
(our preferred method). Follow the online instructions for submitting 
comments.
     Email: [email protected]. Include the appropriate 
Docket ID No. in the subject line of the message.
     Fax: (202) 566-9744. Include the appropriate Docket ID No. 
on the fax cover page.
     Mail: U.S. Environmental Protection Agency, EPA Docket 
Center, Include the appropriate Docket ID No. based on the rule you are 
commenting on, Mail Code 28221T, 1200 Pennsylvania Avenue NW, 
Washington, DC 20460.
     Hand/Courier Delivery (by scheduled appointment only): EPA 
Docket Center, Room 3334, WJC West Building, 1301 Constitution Avenue 
NW, Washington, DC 20460. The Docket Center's hours of operation are 
8:30 a.m.-4:30 p.m., Eastern Standard Time, Monday through Friday 
(except federal holidays).
    Instructions: All submissions received must include the Docket ID 
No. for the rulemaking on which you are commenting. The EPA's policy is 
that all comments received may be posted without change to https://www.regulations.gov/, including any personal information provided, 
unless the comment includes information claimed to be confidential 
business information (CBI) or other information whose disclosure is 
restricted by statue.
    Multimedia submissions (audio, video, etc.) must be accompanied by 
a written comment. The written comment is considered the official 
comment and should include discussion of all points you wish to make. 
The EPA will generally not consider comments or comment contents 
located outside of the primary submission (i.e., on the Web, cloud, or 
other file sharing system). For additional submission methods, the full 
EPA public comment policy, information about CBI or multimedia 
submissions, and general guidance on making effective comments, please 
visit https://www.epa.gov/dockets/commenting-epa-dockets.
    The https://www.regulations.gov/ website allows you to submit your 
comment anonymously, which means the EPA will not know your identity or 
contact information unless you provide it in the body of your comment. 
If you send an email comment directly to the EPA without going through 
https://www.regulations.gov/, your email address will be automatically 
captured and included as part of the comment that is placed in the 
public docket and made available on the internet. If you submit an 
electronic comment, the EPA recommends that you include your name and 
other contact information in the body of your comment and with any 
digital storage media you submit. If the EPA cannot read your comment 
due to technical difficulties and cannot contact you for clarification, 
the EPA may not be able to consider your comment. Electronic files 
should not include special characters or any form of encryption and be 
free of any defects or viruses. For additional information about the 
EPA's public docket, visit the EPA's Docket Center homepage at https://www.epa.gov/dockets.
    Out of an abundance of caution for members of the public and our 
staff, the EPA Docket Center and Reading Room are closed to the public, 
with limited exceptions, to reduce the risk of transmitting COVID-19. 
Our Docket Center staff will continue to provide remote customer 
service via email, phone, and webform. We encourage the public to 
submit comments via https://www.regulations.gov/ or email, as there may 
be a delay in processing mail and faxes. For further information on EPA 
Docket Center services and the current status, please visit us online 
at https://www.epa.gov/dockets. Hand deliveries or couriers will be 
received by scheduled appointment only. For further information and 
updates on EPA Docket Center services, please visit us online at 
https://www.epa.gov/dockets. The EPA continues to carefully and 
continuously monitor information from the Centers for Disease Control 
and Prevention, local area health departments, and our federal partners 
so that we can respond rapidly as conditions change regarding COVID-19.
    Submitting CBI. Do not submit information containing CBI to the EPA 
through https://www.regulations.gov/ or email. Clearly mark the part or 
all of the information that you claim to be CBI. For CBI information on 
any digital storage media that you mail to the EPA, mark the outside of 
the digital storage media as CBI and then identify electronically 
within the digital storage media the specific information that is 
claimed as CBI. In addition to one complete version of the comments 
that includes information claimed as CBI, you must submit a copy of the 
comments that does not contain the information claimed as CBI directly 
to the public docket through the procedures outlined in Instructions 
above. If you submit any digital storage media that does not contain 
CBI, mark the outside of the digital storage media clearly that it does 
not contain CBI. Information not marked as CBI will be included in the 
public docket and the EPA's electronic public docket without prior 
notice. Information marked as CBI will not be disclosed except in 
accordance with procedures set forth in 40 Code of Federal Regulations 
part 2. Send or deliver information identified as CBI only to the 
following address: OAQPS Document Control Officer (C404-02), OAQPS, 
U.S. Environmental Protection Agency, Research Triangle Park, North 
Carolina 27711, Attention {Include the appropriate Docket ID No. based 
on the rule you are commenting on{time} .

FOR FURTHER INFORMATION CONTACT: For questions about this proposed 
action, contact Brian Shrager, Sector Policies and Programs Division 
(D205-02), Office of Air Quality Planning and Standards, U.S. 
Environmental Protection Agency, Research Triangle Park, North Carolina 
27711; telephone number: (919) 541-7689; fax number: (919) 541-4991; 
and email address: [email protected].

SUPPLEMENTARY INFORMATION: On January 8, 2021, the U.S. Environmental 
Protection Agency (EPA) proposed a rule titled ``National Emission 
Standards for Hazardous Air Pollutants: Mercury Cell Chlor-Alkali 
Plants Residual Risk and Technology Review,'' and a rule titled 
``National Emission Standards for Hazardous Air Pollutants: Primary 
Magesium Refining Residual Risk and Technology Review.'' The EPA is 
extending the comment period on these proposed rules that currently 
closes on February 22, 2021. The comment periods will remain open until 
March 24, 2021, to allow additional time for stakeholders to review and 
comment on the proposals. On January

[[Page 10911]]

11, 2021, the EPA proposed a rule titled ``National Emission Standards 
for Hazardous Air Pollutants: Flexible Foam Fabrication Operations 
Residual Risk and Technology Review and Flexible Polyurethane Foam 
Production and Fabrication Area Source Technology Review.'' The EPA is 
extending the comment period on this proposed rule that currently 
closes on February 25, 2021. The comment period will remain open until 
March 29, 2021, to allow additional time for stakeholders to review and 
comment on the proposal. On January 14, 2021, the EPA proposed a rule 
titled ``National Emission Standards for Hazardous Air Pollutants: 
Refractory Products Manufacturing Residual Risk and Technology 
Review,'' and a rule titled ``National Emission Standards for Hazardous 
Air Pollutants: Carbon Black Production Residual Risk and Technology 
Review,'' and on January 15, 2021, the EPA proposed a rule titled 
``National Emission Standards for Hazardous Air Pollutants: Cyanide 
Chemicals Manufacturing Residual Risk and Technology Review.'' The EPA 
is extending the comment periods on these proposed rules that currently 
closes on March 1, 2021. The comment periods will remain open until 
March 31, 2021, to allow additional time for stakeholders to review and 
comment on the proposals.
    To allow for additional time for stakeholders to provide comments, 
the EPA has decided to extend the public comment periods as indicated 
in the DATES section of this document.

    Dated: February 16, 2021.
Panagiotis Tsirigotis,
Director, Office of Air Quality Planning and Standards.
[FR Doc. 2021-03374 Filed 2-19-21; 8:45 am]
BILLING CODE 6560-50-P