NOTICE OF REVIEW
APDES Proposed Final
General Permit

Alaska Department of Environmental Conservation (DEC)
Wastewater Discharge Authorization Program
555 Cordova Street
Anchorage, Alaska 99501

NOTICE OF APPLICANT REVIEW OF AN
ALASKA POLLUTANT DISCHARGE ELIMINATION SYSTEM (APDES)
PROPOSED FINAL GENERAL PERMIT
TO DISCHARGE TO WATERS OF THE UNITED STATES

Following the close of a 30-day public notice and review period, DEC has prepared a proposed final APDES General permit AKG332000 - Facilities Related to Oil and Gas Exploration, Production, and Development in the North Slope Borough (Permit). Prior to making the final decision to issue the permit, DEC invites you to view the proposed final permit and associated documents. You can access the documents on the DEC Wastewater Discharge Authorization Program webpage at: https://dec.alaska.gov/water/wastewater/.

Alaska DEC Contact: Nick Zeigler
Alaska Department of Environmental Conservation
Division of Water - Wastewater Discharge Authorization Program
555 Cordova Street Anchorage, AK 99501
Office: (907) 269-3051 | Fax: (907) 269-3487
nick.zeigler@alaska.gov  

Proposed Final Permit Review:

Start Date:     August 21, 2024  

End Date:       August 28, 2024 at 11:59 p.m. Alaska Daylight Time

Permit No.: AKG332000

Permit Name: Facilities Related to Oil and Gas Exploration, Production, and Development in the North Slope Borough

Proposed Permit Coverage:

The Permit proposes to reauthorize discharges related to oil and gas exploration, production, and development activities, located in the North Slope Borough (NSB) or coastal marine waters of the U.S. offshore of the NSB landward of the inner boundary baseline. Discharges may be to waters of the United States (18 AAC 83 – APDES Program) or discharges to waters of the state or land disposals (18 AAC 72 – Wastewater Disposal) in accordance with effluent limits, monitoring requirements, and other conditions set forth in the Permit and Fact Sheet. The following discharges or disposals are proposed to be authorized by the Permit:

• Discharge 002 – Graywater
• Discharge 003 – Gravel Pit Dewatering
• Discharge 004 – Excavation Dewatering
• Discharge 005 – Hydrostatic Testing
• Discharge 006 – Storm Water
• Discharge 007 – Mobile Spill Response
• Discharge 008 – Contained Water

The Permit proposes to authorize a 200-meter radius chronic mixing zone for fecal coliform bacteria, total residual chlorine, and residues from Graywater (Discharge 002) and a 500-foot standard mixing zone for turbidity from Gravel Pit Dewatering and Excavation Dewatering (Discharges 003 and 004). An authorization including a mixing zone and associated limitations may be issued for marine dredge settling basins may be issued pending a 30-day public notice under Discharge 008 – Contained Water.

Determination: DEC proposes to issue the above listed permit.

Public Comments: Comments from the general public were accepted during the Public Notice period from March 18, 2024 through April 19, 2024 and will not be accepted during this review period.

Deadline for Written Applicant Review Comments: The deadline for proposed final permit review comments by the applicant is August 28, 2024 at 11:59 p.m. Alaska Daylight Time.

Administrative Record:

The APDES Proposed Final Permit, Fact Sheet and associated documents are available for public review at the DEC offices located in Anchorage, Fairbanks, Juneau, Wasilla, and Soldotna. Please contact the office of your choice to arrange for hard copies of the documents to be available for your review.

If you would like further information or to see any additional supporting technical documents, contact the permit writer at the address shown on page 1.

The permit documents can be accessed from the DEC Wastewater Discharge Authorization Program website at https://dec.alaska.gov/water/wastewater/.

To receive email notifications about the APDES Program, including when permits are available to review, follow the link to join the APDES email list (dec-apdes Info Page (state.ak.us)).

Disability Reasonable Accommodation Notice

The State of Alaska, DEC complies with Title II of the Americans with Disabilities Act of 1990. If you are a person with a disability who may need a special accommodation in order to participate in this public process, please contact Julia Schweminski at (907) 334-5994 or TDD Relay Service 1-800-770-8973/TTY or dial 711 prior to the expiration of this notice to ensure that any necessary accommodations can be provided.