US Army Corps of Engineers
Alaska District Website

Public Notice Manager

Revised Public Notice-POA-2015-00025-M2, Simpson Lagoon

Regulatory
Published July 9, 2020
Expiration date: 7/24/2020

Due to comments we received, Oil Search (Alaska), LLC has made the following revisions to their proposed project which would increase the impacts to wetlands and waters of the United States, as shown in the attached figures: 1)The proposed seawater treatment plant (STP) facility and associated sheet pile enclosure would be moved 50 feet northeast, increasing the fill footprint by 0.76 acres in Simpson Lagoon, from 6.07 acres to 6.83 acres. 2)The proposed STP outfall would be moved from the northwest corner of the STP barge to the southeast corner, and the length of the outfall would be extended by 350 feet.  3) The proposed screeding area in Simpson Lagoon would be increased 0.8 acres, from 7.56 acres to 8.30 acres. 4)The proposed STP pipeline would be lengthened by 1.9 miles, from 16.5 miles to 18.4 miles, requiring 230 additional vertical support members.  All comments regarding this revised PN should be sent to the address noted above.  If you desire to submit your comments by email, you should send it to the Project Manager’s email as listed below and/or to regpagemaster@usace.army.mil.  All comments should include the PN reference number listed above. All comments should reach this office no later than the expiration date of this PN to become part of the record and be considered in the decision.  Please contact Janet Post, Project Manager at (907) 753-2831, toll free from within Alaska at (800) 478-2712, or by email at:  Janet.L.Post@usace.army.mil if further information is desired concerning this notice.

POA-2015-00025-M2, Simpson Lagoon_Revised PN


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