The Director received an application for an Operating Permit to Construct (OPTC) roll-over to Class I Air Quality
Opeating Permit, AP1041-4473 (FIN A2039) from the following applicant:
Walker Lane Minerals Corporation
P.O. Box 247
Mina, Nevada 89420
Walker Lane Minerals Corporation – Isabella Pearl Mine (Isabella Pearl) is located approximately 25 miles Northeast
of Hawthorne, Nevada. The project is located in all or portions of Section 34, Township 9N, Range 34E, M.D.B.&M.
Isabella Pearl is proposing to transition their OPTC (AP1041-3897) to a new Class I Title V Air Quality Operating
Permit. The facility is a gold recovery operation that utilizes metallic ore processes, heap leaching technology, and a
refinery to extract gold from the ore mined from the pits. Metallic ore processes include crushing, screening, and
transfers, which is included in the Class II AQOP (AP1041-3853). The refinery includes a mercury retort, melt furnace,
carbon regeneration kiln, and a fluid circuit.
On the basis of the preliminary review and the requirements of the NRS, the NAC and the Clean Air Act, the Director
is hereby announcing his intent to issue the proposed Class I Air Quality Operating Permit based on a review of the
information submitted. A copy of this document, the draft operating permit, and the Director’s Review will be
available for public inspection at https://ndep.nv.gov/posts.
Persons wishing to comment regarding this proposed action, or to request a hearing pursuant to NRS 445B Air
Pollution and NAC 445B Air Controls, should submit their comments or request in writing, either in person or by mail
within thirty (30) days to:
Jaimie Mara
Nevada Division of Environmental Protection
Bureau of Air Pollution Control
901 South Stewart Street, Suite 4001
Carson City, Nevada 89701
aircomments@ndep.nv.gov
The application, Director’s Review, proposed permit, any comments received, and other relevant information may be
copied at the above address or copies may be obtained by written request to the above address. Written comments or
objections will be received at NDEP, above address, until May 15, 2024, and will be retained and considered prior to
final action on the proposed Class I Air Quality Operating Permit.
The BAPC will submit the proposed Class I Air Quality Operating Permit to the U.S. Environmental Protection
Agency (EPA) for a 45-day review period on the same day the 30-day public comment period commences. If the
BAPC has not addressed any received comments in a satisfactory manner, and the EPA does not object to the Class I
Air Quality Operating Permit during its review period, the public may submit a petition to the EPA requesting to
reconsider issuance within 60 days after the expiration of the 45-day review period.
https://ndep.nv.gov/uploads/documents/ap1041-4473-proposed-action.pdf
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