Tucson International Airport Area Site, Tucson, AZ; Notice of Proposed CERCLA Settlement Agreement for Removal Action
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Issuing agencies
Abstract
Notice is hereby given of a proposed administrative settlement with the City of Tucson to conduct response actions at the Tucson International Area Superfund Site, in Tucson, Arizona. The settlement is entered into pursuant to the Comprehensive Environmental Response, Compensation and Liability Act of 1980, as amended ("CERCLA") and requires the City of Tucson to construct a treatment system for certain per- and polyfluoroalkyl substances (PFAS) entering the Tucson Area Remediation Plant. The settlement includes a covenant not to sue and contribution protection regarding the work. The Agency will consider all comments received and may modify or withdraw its consent to the settlement if comments received disclose facts or considerations which indicate the proposed settlement is inappropriate, improper, or inadequate.
Full Text
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<title>Federal Register, Volume 91 Issue 73 (Thursday, April 16, 2026)</title>
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[Federal Register Volume 91, Number 73 (Thursday, April 16, 2026)]
[Notices]
[Page 20428]
From the Federal Register Online via the Government Publishing Office [<a href="http://www.gpo.gov">www.gpo.gov</a>]
[FR Doc No: 2026-07402]
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ENVIRONMENTAL PROTECTION AGENCY
[CERCLA-09-2026-07; FRL-13281-01-R9]
Tucson International Airport Area Site, Tucson, AZ; Notice of
Proposed CERCLA Settlement Agreement for Removal Action
AGENCY: Environmental Protection Agency (EPA).
ACTION: Notice; request for comment.
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SUMMARY: Notice is hereby given of a proposed administrative settlement
with the City of Tucson to conduct response actions at the Tucson
International Area Superfund Site, in Tucson, Arizona. The settlement
is entered into pursuant to the Comprehensive Environmental Response,
Compensation and Liability Act of 1980, as amended (``CERCLA'') and
requires the City of Tucson to construct a treatment system for certain
per- and polyfluoroalkyl substances (PFAS) entering the Tucson Area
Remediation Plant. The settlement includes a covenant not to sue and
contribution protection regarding the work. The Agency will consider
all comments received and may modify or withdraw its consent to the
settlement if comments received disclose facts or considerations which
indicate the proposed settlement is inappropriate, improper, or
inadequate.
DATES: Comments must be received on or before May 18, 2026.
ADDRESSES: You may send comments, identified by the Docket ID No.
CERCLA-09-2026-007, by any of the following methods.
<bullet> Federal eRulemaking Portal: <a href="https://www.regulations.gov/">https://www.regulations.gov/</a>
(our preferred method). Follow the online instructions for submitting
comments.
<bullet> Email: Jon Owens, at <a href="/cdn-cgi/l/email-protection#39564e5c574a17535657795c4958175e564f"><span class="__cf_email__" data-cfemail="d5baa2b0bba6fbbfbabb95b0a5b4fbb2baa3">[email protected]</span></a>. Include Docket ID
No. CERCLA-09-2026-007 in the subject line of the message.
<bullet> Mail: U.S. Environmental Protection Agency, Region 9, to
Jon Owens, Mail Code ORC-3-1, 75 Hawthorne Street, San Francisco, CA
94105.
Instructions: All submissions received must include the Docket ID
No. for this rulemaking. Comments received may be posted without change
to <a href="https://www.regulations.gov/">https://www.regulations.gov/</a>, including any personal information
provided. For detailed instructions on sending comments and additional
information on the rulemaking process, see the SUPPLEMENTARY
INFORMATION section of this document. The Agency's response to any
comments received will be available for public inspection at 75
Hawthorne Street, San Francisco, CA 94105.
FOR FURTHER INFORMATION CONTACT: Jon Owens, Assistant Regional Counsel
(ORC-3), Office of Regional Counsel, U.S. EPA Region IX, 75 Hawthorne
Street, San Francisco, CA 94105; telephone number: (415) 972-3620;
email address: <a href="/cdn-cgi/l/email-protection#97f8e0f2f9e4b9fdf8f9d7f2e7f6b9f0f8e1"><span class="__cf_email__" data-cfemail="cca3bba9a2bfe2a6a3a28ca9bcade2aba3ba">[email protected]</span></a>.
SUPPLEMENTARY INFORMATION: This settlement is made pursuant to 42
U.S.C. 122(h). The Respondent to the Proposed Settlement is City of
Tucson. The proposed settlement is available for public inspection at
EPA Region IX, 75 Hawthorne Street, San Francisco, California. A copy
of the proposed settlement may be obtained by request as noted in the
FOR FURTHER INFORMATION CONTACT section of this document. Comments
should reference the Tucson International Airport Area Superfund Site
or the Docket ID No.
Michael Montgomery,
Director, Superfund Division, Region IX.
[FR Doc. 2026-07402 Filed 4-15-26; 8:45 am]
BILLING CODE 6560-50-P
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