Sea Level Consulting, LLC

Archaeological Surveys

Archaeological Surveys

SLC crew Megan Pasternek recording historic features of the Nevada Creek/Alaska Treasure Mine Historic District (Pollnow, 2015)

Sea Level provides services to adhere with environmental compliance per Section 106 of the NHPA and NEPA during the planning phases of construction and other property undertakings.  Compliance efforts include the identification of cultural resources and historic properties and a Determination of Eligibility (DOE) for their inclusion into National Register of Historic Places and their Effect during undertakings.  Projects often entail reconnaissance survey, test excavations, laboratory processing, and data analysis.  Sea Level often follows through to the mitigation phase of projects with Archaeological Monitoring and Anthropological Studies and Cultural Resource Publications services.


Alaska Department of Transportation and Public Facilities, Southcoast Region

Since its creation, Sea Level has worked with the Alaska DOT&PF to provide cultural resource compliance for various project throughout Southeast Alaska during the planning phase.  Click on the project below for more information.

Environmental and Engineering Firms

Sea Level contracts to a variety of private environmental and engineering firms to perform cultural resource compliance investigations per Section 106 of the National Historic Preservation and the National Environmental Policy Acts during the planning stages of project.

  • LEI Engineering and Surveying (now PEAK Engineering, LLC)
    • Nelson Logging Road, Sitka, Alaska
    • Gravina Island – Seley Mill Road Reconstruction, Ketchikan, Alaska
    • Whale Pass to El Capitan Passage via Neck Lake Road Upgrades, Prince of Wales Island, Alaska
    • Katlian Bay Road Cultural Resource Investigation (Subcontracted to AMEC Environmental, now Wood)

Archaeologist Ryan Peterson of AMEC, Foster, Wheeler (now Woods Group) assisting SLC on the Katlian Bay Road project Section 106 cultural resource investigation (Pollnow, 2015)

  • Waterman Mitigation Partners
    • Trillium Mitigation Project, Prince of Wales Island, Alaska
    • Nevada Creek/Alaska Treasure Mine Historic District, Douglas Island, Juneau, Alaska
Pelton-type water wheel manufactured by Risdon Iron Works of San Francisco. Driven by Nevada Creek, it once provided power to Alaska Treasure’s 20-stamp mill.

Sea Level contracted with Waterman Mitigation Partners of Burley, Washington to conduct cultural resource investigations relating to a historic mine on the southwest side of Douglas Island, Southeast Alaska.  The project was associated with environmental mitigation for the Hecla Mining Company’s, Greens Creek Mine, Admiralty Island, Alaska to mitigate wetlands impacts per United States Army Corp of Engineers Individual 404 permit, whereby Section 106 of the National Historic Preservation Act becomes of consideration.  It entailed conducting a history survey of the 445-acre site littered with mining relics and geographic features relating to Alaska’s Gold Rush era including a 20-stamp mill operation.  To learn more about this dramatic and interesting mining history click here.

  • DOWL HKM, Anchorage, AK – Sitka Tribe of Alaska Bus Maintenance Facility, cultural resource monitoring
  • R&M Consultants, Inc. Anchorage, AK – Biorka Island FAA Dock Facility

Other Agency Planning Phase Projects

  • United States Geological Survey – USGS Seismic Station, Bunker Removal, Sitka, Alaska
  • National Park Service
    • Sitka National Historical Park, Fence Installation,
    • Sitka National Historical Park Cultural Resources Assessment and Cultural Resource Monitoring, Sitka, Alaska
  • United States Forest Service, Region 6 – Ten-year term agreement