NPDES General Permit for Oil and Gas Exploration Facilities on the Outer Continental Shelf in the Chukchi Sea

This permit is expired and not administratively continued. It is available for reference only. If an interested party requires NPDES authorization for discharges from oil and gas exploration activities on the outer continental shelf in the Chukchi Sea, they should apply for new permit coverage.

Below is a copy of EPA's 2012 National Pollutant Discharge Elimination System (NPDES) general permit for discharges from oil and gas exploration facilities on the outer continental shelf in the Chukchi Sea off Alaska. This permit expired in 2017.

The permit authorized 13 types of discharges from exploration drilling, and set effluent limitations and requirements to ensure the discharges will not cause unreasonable degradation of the marine environment, as required for ocean discharges by the Clean Water Act.

Permit number: AKG288100
Effective date: November 28, 2012
Permit expired: November 27, 2017

Permit documents (expired)

NPDES General Permit, Oil and Gas Exploration in the Chukchi Sea, Alaska, #AKG288100 (pdf) (558.62 KB, October 2012)
Final permit.
NPDES Permit Fact Sheet, Oil and Gas Exploration in the Beaufort and Chukchi Seas, Alaska, #AKG292100, #AKG288100 (pdf) (1.01 MB, January 2012)
Provides technical basis for NPDES general permits for oil and gas exploration in the Beaufort and Chukchi Seas.
Response to Comments, NPDES Permits for Oil and Gas Exploration in the Beaufort and Chukchi Seas, Alaska, #AKG292100, #AKG288100 (pdf) (1.25 MB, October 2012)
EPA's responses to public comments on the January 2012 draft general permits for oil and gas exploration in the Beaufort and Chukchi Seas.
Environmental Justice Analysis, NPDES Permits for Oil and Gas Exploration in the Beaufort and Chukchi Seas, Alaska, #AKG292100, #AKG288100 (pdf) (983.25 KB, October 2012)
Ocean Discharge Criteria Evaluation, NPDES Permit for Oil and Gas Exploration in the Chukchi Sea, Alaska, #AKG288100 (pdf) (1.95 MB, October 2012)
EPA's review of the discharges authorized under the general permit to evaluate their potential cause unreasonable degradation of the marine environment.
Dilution Modeling Technical Memo, NPDES Permits for Oil and Gas Exploration in the Beaufort and Chukchi Seas, Alaska, #AKG292100, #AKG288100 (pdf) (9.92 MB, October 2012)
Results from dilution modeling scenarios for the general permits for oil and gas exploration in the Beaufort and Chukchi Seas.
Attachment 1: Notice of Intent (NOI) Information Sheet, NPDES General Permit #AKG288100 (pdf) (52.66 KB)
Attachment 2: Environmental Monitoring Program (EMP) Requirements Summary, NPDES General Permits #AKG292100 and #AKG288100 (pdf) (27.94 KB)
Attachment 3: Cooling Water Intake Structure Requirements, NPDES General Permits #AKG292100 and #AKG288100 (pdf) (28.05 KB)