Notice of Application: ADL 109506 - Greens Creek - Outfall Line

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Notice of Application: ADL 109506 - Greens Creek - Outfall Line

PUBLIC NOTICE
ADL 109506

Hecla Greens Creek Mining Company

April 6^th, 2026

Subject to AS 38.05.850, the Department of Natural Resources (DNR), Division of Mining, Land and Water (DMLW), Southeast Regional Office (SERO) has received an application for the following:

APPLICANT: Hecla Greens Creek Mining Company

PROJECT NAME: ADL 109506

GEOGRAPHIC LOCATION:

Hawk Inlet, within the limits of the City and Borough of Juneau, approximately 18-miles southwest of Juneau International Airport.

PROPERTY DESCRIPTION:

C043S065E27; Township 43 South, Range 65 East, Section 27, Copper River Meridian

Approximate coordinates - Source: 58.1152 N, 134.7555 W; Termination: 58.1139 N, 134.7649 W

REQUESTED ACTIVITY:

On March 13^th, 2026, Hecla Greens Creek Mining Company ("applicant") submitted an application to DMLW for the installation and maintenance of a new outfall pipeline (Outfall 002A) beginning at the Pond 7 Water Treatment Plant for Greens Creek Mine, terminating to a Alaska Pollution Discharge Elimination System (APDES) permitted mixing zone under Permit AK0043206, within the state-owned submerged lands of Hawk Inlet. The purpose of this outfall is to transfer treated water from upland mining operations to the permitted discharge location.

The outfall will be constructed of a 14-inch fused and bolted HDPE pipe, approximately 4,062-feet of pipe will be installed on state-owned tidelands and submerged lands of Hawk Inlet. The new outfall will follow the existing alignment of Outfall 002, currently authorized under ADL 105124, for a short distance along state-owned tidelands, before shifting to the new proposed alignment installed on state-owned submerged lands within Hawk Inlet.

The installation will be supported by heavy equipment listed but not limited to excavators, pickup trucks, and support barge. Excavators to be utilized are CAT340 and CAT350. Rig mats will be used for travel across state-owned tidelands. A 185-foot x 50-foot support barge will be used to install the remaining outfall on state-owned submerged lands.

REQUESTED TERM: 15 years

DEADLINE FOR COMMENTS: May 6^th, 2026

The public is invited to comment on this activity. The purpose of this notice is to gather input before a decision is made on this activity. To ensure consideration, written comments must be emailed to the adjudicator below or received by the Division of Mining, Land and Water at Southeast Regional Land Office, PO Box 111020, Juneau, Alaska 99811 on or before 5:00 p.m. on the date noted above. Questions concerning this activity should be directed to Quinn McClurg, Telephone: (907)-465-3432, or e-mail: [email protected]

After review and adjudication, we may issue an authorization with stipulations for the activity. The activity may be modified during the review and adjudication process.

The Alaska Department of Natural Resources complies with Title II of the Americans with Disabilities Act of 1990. Individuals with disabilities who may need auxiliary aids, services, or special modifications to comment should contact Quinn McClurg by phone at (907)-465-3432 or TDD (907) 465-3898

The DMLW, reserves the right to waive technical defects in this notice.

Details

Department:	Natural Resources
Category:	Public Notices
Sub-Category:
Location(s):	Juneau, Southeast Region, Statewide
Project/Regulation #:	ADL 109506
Publish Date:	4/6/2026
Archive Date:	5/7/2026
Events/Deadlines: